.psl-app,
.psl-my-stacks {
  --ink: #111827;
  --panel: #f7faf9;
  --card: #ffffff;
  --line: rgba(17, 24, 39, 0.12);
  --muted: #62717b;
  --teal: #0f766e;
  --cyan: #28c7c9;
  --coral: #ff7a66;
  --lime: #b7e06d;
  color: var(--ink);
  background: #fbfcfc;
}

.psl-app * ,
.psl-my-stacks * {
  box-sizing: border-box;
}

.psl-app {
  min-height: 100vh;
  padding: 34px 0 42px;
}

.psl-app-shell,
.psl-my-stacks {
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto;
}

.psl-app-brandline,
.psl-builder-progress > div,
.psl-saved-stack-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.psl-app-brandline {
  margin-bottom: 26px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 750;
}

.psl-app-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.psl-app-logo img {
  width: 34px;
  height: 34px;
  border-radius: 8px;
}

.psl-app-brandline a {
  color: var(--teal);
  text-decoration: none;
}

.psl-app-layout {
  display: grid;
  grid-template-columns: minmax(320px, 0.85fr) minmax(360px, 1.15fr);
  gap: 28px;
  align-items: stretch;
}

.psl-app-intro,
.psl-builder-card,
.psl-results,
.psl-auth-gate,
.psl-saved-stack,
.psl-empty-stack {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--card);
  box-shadow: 0 18px 48px rgba(17, 24, 39, 0.08);
}

.psl-app-intro {
  position: relative;
  overflow: hidden;
  min-height: 620px;
  padding: 34px;
  color: #fff;
  background:
    linear-gradient(145deg, rgba(17, 24, 39, 0.96), rgba(15, 118, 110, 0.86)),
    radial-gradient(circle at 80% 20%, rgba(40, 199, 201, 0.45), transparent 35%),
    var(--ink);
}

.psl-app-intro::after {
  content: "";
  position: absolute;
  inset: auto -30% -28% 20%;
  height: 260px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  transform: rotate(-8deg);
}

.psl-app-kicker {
  margin: 0 0 14px;
  color: var(--teal);
  font-size: 12px;
  font-weight: 850;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.psl-app-intro .psl-app-kicker {
  color: var(--lime);
}

.psl-app-intro h1,
.psl-results-head h2,
.psl-my-stacks h1 {
  margin: 0;
  font-size: clamp(42px, 5vw, 74px);
  line-height: 0.96;
  letter-spacing: 0;
}

.psl-app-intro p:not(.psl-app-kicker),
.psl-results-head p,
.psl-my-stacks-head p,
.psl-empty-stack p {
  color: var(--muted);
  font-size: 17px;
  line-height: 1.65;
}

.psl-app-intro p:not(.psl-app-kicker) {
  position: relative;
  z-index: 2;
  color: rgba(255, 255, 255, 0.72);
}

.psl-app-proof {
  position: relative;
  z-index: 2;
  display: grid;
  gap: 10px;
  margin-top: 34px;
}

.psl-app-proof span {
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 8px;
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.08);
  font-weight: 750;
}

.psl-builder-card {
  min-height: 620px;
  padding: 24px;
}

.psl-builder-progress {
  margin-bottom: 20px;
}

.psl-builder-progress span,
.psl-builder-progress b {
  color: var(--muted);
  font-size: 13px;
}

.psl-builder-progress i {
  display: block;
  height: 8px;
  overflow: hidden;
  border-radius: 999px;
  background: #e5eceb;
  margin-top: 10px;
}

.psl-builder-progress i span {
  display: block;
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--teal), var(--cyan), var(--lime));
  transition: width 0.3s ease;
}

.psl-question-kicker {
  color: var(--teal);
  font-size: 12px;
  font-weight: 850;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.psl-question-title {
  margin: 10px 0 8px;
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1.02;
}

.psl-question-hint {
  margin: 0 0 24px;
  color: var(--muted);
  line-height: 1.55;
}

.psl-options {
  display: grid;
  gap: 12px;
}

.psl-options.cols {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.psl-option {
  min-height: 86px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 16px;
  background: #fff;
  cursor: pointer;
  transition: border-color 0.15s ease, transform 0.15s ease, box-shadow 0.15s ease;
}

.psl-option:hover,
.psl-option.selected {
  border-color: rgba(15, 118, 110, 0.52);
  box-shadow: 0 14px 32px rgba(15, 118, 110, 0.1);
  transform: translateY(-1px);
}

.psl-option.selected {
  background: #edfafa;
}

.psl-option b {
  display: block;
  margin-bottom: 4px;
  font-size: 16px;
}

.psl-option span {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.35;
}

.psl-slider-value {
  margin-bottom: 12px;
  color: var(--teal);
  font-size: 62px;
  font-weight: 850;
  line-height: 1;
}

.psl-range {
  width: 100%;
  accent-color: var(--teal);
}

.psl-textarea,
.psl-auth-form input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
  color: var(--ink);
  background: #fff;
  font: inherit;
}

.psl-textarea {
  min-height: 120px;
  resize: vertical;
}

.psl-nav-row {
  display: flex;
  gap: 12px;
  margin-top: 24px;
}

.psl-primary-action,
.psl-secondary-action,
.psl-auth-tabs button {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 8px;
  padding: 0 18px;
  font-weight: 850;
  text-decoration: none;
  cursor: pointer;
}

.psl-primary-action {
  color: #fff;
  background: var(--ink);
}

.psl-primary-action:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.psl-secondary-action {
  color: var(--ink);
  border: 1px solid var(--line);
  background: #fff;
}

.psl-results {
  margin-top: 28px;
  padding: 28px;
}

.psl-results-head {
  max-width: 780px;
  margin-bottom: 22px;
}

.psl-stack-preview,
.psl-stack-list,
.psl-saved-modules {
  display: grid;
  gap: 14px;
}

.psl-preview-module,
.psl-saved-modules div {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
  background: #fff;
}

.psl-preview-module.locked {
  position: relative;
  overflow: hidden;
}

.psl-preview-module.locked::after {
  content: "";
  position: absolute;
  inset: 42% 0 0;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0), #fff 72%);
}

.psl-preview-module-top {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 18px;
}

.psl-preview-module h3,
.psl-auth-gate h3,
.psl-saved-stack h2,
.psl-empty-stack h2 {
  margin: 0 0 6px;
  font-size: 24px;
}

.psl-preview-module p,
.psl-saved-modules p,
.psl-auth-gate p,
.psl-saved-stack-top p {
  margin: 0;
  color: var(--muted);
  line-height: 1.5;
}

.psl-fit {
  border-radius: 999px;
  padding: 6px 10px;
  color: #06312c;
  background: #c9f7ea;
  font-size: 13px;
  font-weight: 850;
  white-space: nowrap;
}

.psl-auth-gate {
  display: grid;
  gap: 18px;
  margin-top: 18px;
  padding: 22px;
  background: #eef4f4;
}

.psl-auth-tabs {
  display: inline-flex;
  width: fit-content;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: #fff;
}

.psl-auth-tabs button {
  border-radius: 0;
  color: var(--muted);
  background: #fff;
}

.psl-auth-tabs button.active {
  color: #fff;
  background: var(--teal);
}

.psl-auth-form {
  display: none;
  grid-template-columns: repeat(3, minmax(0, 1fr)) auto;
  gap: 12px;
  align-items: end;
}

.psl-auth-form.active {
  display: grid;
}

.psl-auth-form label {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 750;
}

.psl-form-message {
  min-height: 20px;
  color: #b42318;
  font-weight: 750;
}

.psl-saved-state {
  margin-top: 18px;
  border: 1px solid rgba(15, 118, 110, 0.24);
  border-radius: 8px;
  padding: 22px;
  background: #edfbf8;
}

.psl-saved-state h3 {
  margin: 0 0 8px;
}

.psl-saved-state .psl-secondary-action {
  margin-left: 8px;
}

.psl-education-note {
  margin: 22px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.5;
}

.psl-my-stacks {
  padding: 60px 0;
}

.psl-my-stacks-head {
  max-width: 760px;
  margin-bottom: 28px;
}

.psl-saved-stack,
.psl-empty-stack {
  padding: 24px;
}

.psl-saved-stack-top {
  margin-bottom: 18px;
}

.psl-saved-stack-top span {
  border-radius: 999px;
  padding: 7px 12px;
  color: #06312c;
  background: #c9f7ea;
  font-size: 13px;
  font-weight: 850;
}

.psl-saved-modules {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.psl-saved-modules b,
.psl-saved-modules span {
  display: block;
}

.psl-saved-modules span {
  color: var(--teal);
  font-size: 13px;
  font-weight: 850;
}

.psl-saved-stack details {
  margin-top: 16px;
}

.psl-saved-stack pre {
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
  background: #f6f8f9;
}

@media (max-width: 920px) {
  .psl-app-layout,
  .psl-auth-form,
  .psl-saved-modules {
    grid-template-columns: 1fr;
  }

  .psl-app-intro,
  .psl-builder-card {
    min-height: auto;
  }

  .psl-options.cols {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .psl-nav-row,
  .psl-preview-module-top {
    display: grid;
  }

  .psl-app-intro h1,
  .psl-results-head h2,
  .psl-my-stacks h1 {
    font-size: 40px;
  }
}

/* Refined account/profile library proportions */
.psl-my-stacks {
  width: min(1080px, calc(100% - 36px));
  min-height: clamp(520px, 68vh, 760px);
  margin: 0 auto;
  padding: 72px 0;
}

.psl-account-gate-page {
  display: grid;
  align-items: center;
}

.psl-account-gate-card {
  display: grid;
  grid-template-columns: minmax(320px, 0.95fr) minmax(300px, 0.72fr);
  gap: 28px;
  align-items: stretch;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 28px;
  background: #ffffff;
  box-shadow: 0 18px 48px rgba(17, 24, 39, 0.08);
}

.psl-account-gate-copy {
  display: grid;
  align-content: center;
  gap: 16px;
  padding: 18px;
}

.psl-account-gate-copy h1,
.psl-my-stacks-head h1 {
  max-width: 680px;
  margin: 0;
  color: var(--ink);
  font-size: clamp(34px, 4.4vw, 58px);
  line-height: 0.98;
  letter-spacing: 0;
}

.psl-account-gate-copy p:not(.psl-app-kicker),
.psl-my-stacks-head p {
  max-width: 580px;
  margin: 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.6;
}

.psl-account-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 8px;
}

.psl-account-preview {
  position: relative;
  overflow: hidden;
  min-height: 330px;
  border-radius: 8px;
  padding: 24px;
  color: #fff;
  background:
    radial-gradient(circle at 86% 12%, rgba(40, 199, 201, 0.26), transparent 34%),
    linear-gradient(145deg, #111827, #0f2f2c);
}

.psl-account-preview::after {
  content: "";
  position: absolute;
  right: -58px;
  bottom: -58px;
  width: 180px;
  height: 180px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 50%;
}

.psl-account-preview-top,
.psl-saved-stack-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.psl-account-preview-top {
  position: relative;
  z-index: 2;
  margin-bottom: 58px;
}

.psl-account-preview-top span,
.psl-account-preview-top b {
  border-radius: 999px;
  padding: 7px 11px;
  font-size: 12px;
  font-weight: 850;
}

.psl-account-preview-top span {
  background: rgba(255, 255, 255, 0.14);
}

.psl-account-preview-top b {
  color: #06312c;
  background: #c9f7ea;
}

.psl-account-preview h2 {
  position: relative;
  z-index: 2;
  max-width: 320px;
  margin: 0 0 20px;
  color: #fff;
  font-size: 34px;
  line-height: 1.02;
}

.psl-account-preview ul {
  position: relative;
  z-index: 2;
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.psl-account-preview li {
  display: grid;
  grid-template-columns: 12px 1fr;
  gap: 9px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 14px;
}

.psl-account-preview li::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  margin-top: 7px;
  background: var(--cyan);
}

.psl-my-stacks-head {
  max-width: 740px;
  margin-bottom: 26px;
}

.psl-stack-list {
  display: grid;
  gap: 18px;
}

.psl-saved-stack,
.psl-empty-stack {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 24px;
  background: #fff;
  box-shadow: 0 14px 36px rgba(17, 24, 39, 0.06);
}

.psl-empty-stack {
  display: grid;
  max-width: 640px;
  gap: 12px;
}

.psl-empty-stack h2 {
  margin: 0;
  font-size: 28px;
}

.psl-empty-stack p {
  margin: 0 0 8px;
  font-size: 16px;
}

.psl-saved-stack-top h2 {
  margin: 0 0 4px;
  font-size: 24px;
  line-height: 1.15;
}

.psl-saved-modules {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

@media (max-width: 860px) {
  .psl-account-gate-card,
  .psl-saved-modules {
    grid-template-columns: 1fr;
  }

  .psl-account-preview {
    min-height: 280px;
  }
}

@media (max-width: 560px) {
  .psl-my-stacks {
    width: min(100% - 28px, 1080px);
    padding: 44px 0;
  }

  .psl-account-gate-card {
    padding: 16px;
  }

  .psl-account-gate-copy {
    padding: 8px;
  }

  .psl-account-gate-copy h1,
  .psl-my-stacks-head h1 {
    font-size: 38px;
  }
}