/* Homepage layout-only fixes.
   Scope: CSS/layout/responsiveness only. No homepage copy, CTAs, or content are changed. */

img,
picture,
video {
  max-width: 100%;
}

body:has(.hero) picture {
  display: block;
}

.max-copy {
  max-width: 760px;
}

/* Typography: prevent oversized homepage text while preserving Bootstrap's responsive flow. */
.hero h1 {
    max-width: 980px;
    
    font-size: clamp(2rem, 3.4vw, 3.35rem);
    line-height: .98;
    letter-spacing: -.045em;
    text-wrap: balance;
}

.hero .sub-headline,
.hero-copy,
.section .lead {
  font-size: clamp(1rem, 1.35vw, 1.18rem);
  line-height: 1.65;
}

.hero-copy {
  max-width: 820px;
}

.section h2 {
  font-size: clamp(1.75rem, 3vw, 3rem);
  line-height: 1.08;
  letter-spacing: -.025em;
  text-wrap: balance;
}

.section h3,
.plan-card-lite h3,
.ccf-spine-card h3,
.ccf-reputation-card h3,
.ccf-proof-card h3,
.faq-card h3 {
  line-height: 1.2;
  text-wrap: balance;
}

.hero-proof-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: .75rem;
  max-width: 980px;
  margin-top: 1.25rem;
}

.hero-proof-list span {
  display: block;
  border: 1px solid rgba(200, 167, 93, .35);
  border-radius: 999px;
  padding: .65rem .85rem;
  background: rgba(0, 0, 0, .38);
  color: rgba(255, 255, 255, .86);
  font-weight: 700;
  text-align: center;
}

.hero-image-card {
  max-width: 960px;
}

.hero-image-card img {
  width: 100%;
  height: auto;
  display: block;
}

.ccf-product-spine {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
}

.ccf-subtle-link {
  color: rgba(255, 255, 255, .82);
  font-weight: 800;
  text-decoration: underline;
  text-underline-offset: .25rem;
}

.ccf-subtle-link:hover,
.ccf-subtle-link:focus-visible {
  color: var(--gold, #c8a75d);
}

.ccf-subtle-link-dark {
  color: #5D0404;
}

.ccf-subtle-link-dark:hover,
.ccf-subtle-link-dark:focus-visible {
  color: #9D1A01;
}

.ccf-spine-card,
.ccf-reputation-card,
.ccf-proof-card {
  height: 100%;
  padding: clamp(1rem, 1.5vw, 1.35rem);
  border: 1px solid rgba(200, 167, 93, .35);
  border-radius: 1rem;
}

.ccf-spine-card {
  background: rgba(255, 255, 255, .06);
}

.ccf-spine-card span,
.ccf-proof-card span {
  display: block;
  margin-bottom: .65rem;
  color: var(--gold, #c8a75d);
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.ccf-spine-card h3,
.ccf-reputation-card h3,
.ccf-proof-card h3 {
  font-size: clamp(1.05rem, 1.25vw, 1.2rem);
}

.ccf-spine-card p,
.ccf-reputation-card p,
.ccf-proof-card p {
  margin-bottom: 0;
}

.ccf-proof-card {
  background: #fff;
  color: #17110e;
}

.ccf-proof-card span {
  color: #9D1A01;
}

.ccf-comparison-table-wrap {
  overflow-x: auto;
  border: 1px solid rgba(200, 167, 93, .35);
  border-radius: 1rem;
  background: rgba(255, 255, 255, .05);
}

.ccf-comparison-table {
  width: 100%;
  min-width: 760px;
  border-collapse: collapse;
  color: rgba(255, 255, 255, .88);
}

.ccf-comparison-table th,
.ccf-comparison-table td {
  padding: 1rem;
  border-bottom: 1px solid rgba(200, 167, 93, .22);
  vertical-align: top;
}

.ccf-comparison-table thead th {
  color: var(--gold, #c8a75d);
  font-size: .8rem;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.ccf-comparison-table tbody th {
  color: #fff;
  font-weight: 900;
  width: 18%;
}

.ccf-comparison-table tbody tr:last-child th,
.ccf-comparison-table tbody tr:last-child td {
  border-bottom: 0;
}

.ccf-comparison-table__featured {
  background: rgba(157, 26, 1, .22);
}

.dictionary-term-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: .85rem;
}

.dictionary-term-grid a {
  display: block;
  border: 1px solid rgba(157, 26, 1, .22);
  border-radius: .85rem;
  padding: .85rem 1rem;
  background: rgba(157, 26, 1, .06);
  color: inherit;
  font-weight: 800;
  text-decoration: none;
  word-break: normal;
  overflow-wrap: anywhere;
}

.dictionary-term-grid a:hover,
.dictionary-term-grid a:focus-visible {
  text-decoration: underline;
}

.reasoning-stack-lead {
  --preview-border: rgba(157, 26, 1, .2);
}

#reasoning-stack {
  background: #D8C7A3;
  color: #000;
}

#reasoning-stack .lead,
#reasoning-stack .check-list,
#reasoning-stack .form-label,
#reasoning-stack .ccf-small,
#reasoning-stack .reasoning-stack-consent {
  color: #000;
}

.reasoning-stack-terms {
  color: rgba(255, 255, 255, .78);
  font-weight: 800;
  letter-spacing: .02em;
}

.reasoning-stack-signup {
    width: 100%;
    max-width: 500px;
}


.reasoning-stack-signup-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: .75rem;
  align-items: stretch;
}

.reasoning-stack-signup-row .form-control {
  min-height: 48px;
  border-color: rgba(157, 26, 1, .22);
  border-radius: .85rem;
  background: #111;
  color: #fff;
}

.reasoning-stack-signup-row .form-control::placeholder {
  color: rgba(255, 255, 255, .68);
  opacity: 1;
}

.reasoning-stack-signup-row .form-control:focus {
  border-color: var(--gold, #c8a75d);
  background: #111;
  color: #fff;
  box-shadow: 0 0 0 .2rem rgba(200, 167, 93, .25);
}

.reasoning-stack-signup-row .form-control:-webkit-autofill,
.reasoning-stack-signup-row .form-control:-webkit-autofill:hover,
.reasoning-stack-signup-row .form-control:-webkit-autofill:focus {
  -webkit-text-fill-color: #fff;
  box-shadow: 0 0 0 1000px #111 inset;
  caret-color: #fff;
}

.reasoning-stack-signup-row .btn {
  display: inline-flex;
  align-items: center;
  flex-direction: row;
  justify-content: center;
  justify-self: center;
  line-height: 1;
  min-height: 42px;
  padding: .55rem 1.65rem;
  white-space: nowrap;
}

.reasoning-stack-signup .form-label {
  color: rgba(255, 255, 255, .9);
}

.reasoning-stack-consent {
  display: grid;
  gap: .65rem;
  padding-left: 1.5rem;
  color: rgba(255, 255, 255, .78);
}

.reasoning-stack-radio-option {
  display: flex;
  align-items: center;
  gap: .6rem;
  margin: 0;
  line-height: 1.35;
}

.reasoning-stack-consent .form-check-input {
  float: none;
  flex: 0 0 auto;
  width: 1.5em;
  height: 1.55em;
  margin: 0;
  border-color: rgba(200, 167, 93, .55);
  background-color: #111;
}

.reasoning-stack-consent .form-check-input:checked {
    border-color: var(--gold, #c8a75d);
}

.reasoning-stack-signup .ccf-small {
  color: rgba(255, 255, 255, .78);
}

.reasoning-stack-signup-message {
  display: none;
  margin-top: .9rem;
  border: 1px solid rgba(200, 167, 93, .38);
  border-radius: .85rem;
  padding: .75rem .9rem;
  background: rgba(200, 167, 93, .12);
  color: #fff;
  font-weight: 700;
}

.reasoning-stack-signup-message.is-visible {
  display: block;
}

.reasoning-stack-signup-message.is-error {
  border-color: rgba(255, 255, 255, .28);
  background: rgba(157, 26, 1, .22);
}

.reasoning-stack-preview {
  display: block;
  width: 100%;
  max-width: 500px;
  height: auto;
  margin-inline: auto;
  border: 1px solid var(--preview-border);
  border-radius: 1rem;
  box-shadow: 0 18px 42px rgba(23, 17, 14, .14);
}

.next-step {
    text-indent: 20px;
    text-align: left;
}

.book-zero-panel {
  overflow: hidden;
  border: 1px solid rgba(200, 167, 93, .4);
  border-radius: 1.25rem;
  background: rgba(255, 255, 255, .04);
}

.book-zero-copy {
  padding: clamp(1.5rem, 4vw, 3.5rem);
}

.book-zero-copy p {
  color: rgba(255, 255, 255, .82);
}

.book-zero-poster {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  padding: clamp(1.5rem, 3vw, 2.5rem);
  background: rgba(255, 255, 255, .06);
  border-left: 1px solid rgba(200, 167, 93, .28);
  text-align: center;
}

.book-zero-poster figure {
  width: 100%;
  text-align: center;
}

.book-zero-poster picture,
.book-zero-poster img {
  margin-inline: auto;
}

.book-zero-poster img {
  width: min(100%, 330px);
  height: auto;
  max-height: 480px;
  object-fit: contain;
  display: block;
}

.book-zero-play-btn {
  display: inline-flex;
  align-items: center;
  gap: .75rem;
  min-height: 54px;
  border: 1px solid rgba(255, 255, 255, .18);
  border-radius: 999px;
  padding: .65rem 1.1rem .65rem .72rem;
  background: #c1121f;
  color: #fff;
  font-weight: 900;
  line-height: 1.1;
  box-shadow: 0 16px 35px rgba(193, 18, 31, .24);
  transition: background-color .18s ease, box-shadow .18s ease, color .18s ease, transform .18s ease;
}

.book-zero-action-group {
  width: 100%;
  text-align: center;
}

.book-zero-play-btn:hover,
.book-zero-play-btn:focus-visible {
  background: #fff;
  border-color: #fff;
  color: #c1121f;
  transform: translateY(-1px);
}

.book-zero-play-btn:hover .book-zero-play-icon,
.book-zero-play-btn:focus-visible .book-zero-play-icon {
  background: #c1121f;
  color: #fff;
}

.book-zero-play-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  aspect-ratio: 1;
  border-radius: 50%;
  background: #fff;
  color: #c1121f;
  flex: 0 0 auto;
  transition: background-color .18s ease, color .18s ease;
}

.reasoning-stack-signup-row .btn-ccf:hover,
.reasoning-stack-signup-row .btn-ccf:focus-visible {
  background: #fff;
  border-color: #fff;
  color: #c1121f;
}

.book-zero-scroll-actions {
  width: 100%;
  display: flex;
  justify-content: center;
}

.homepage-scroll-cue {
  display: inline-flex;
  width: fit-content;
  flex-direction: column;
  align-items: center;
  gap: .35rem;
  margin: .25rem 0 0;
  color: #c1121f;
  font-weight: 900;
  letter-spacing: .08em;
  text-transform: uppercase;
  text-decoration: none;
  animation: ccf-scroll-cue-bounce 1.6s ease-in-out infinite;
}

.homepage-scroll-cue span {
  font-size: .75rem;
}

.homepage-scroll-cue i {
  width: 42px;
  height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(193, 18, 31, .45);
  border-radius: 50%;
  background: rgba(193, 18, 31, .08);
  font-size: 1.1rem;
}

.homepage-scroll-cue:hover,
.homepage-scroll-cue:focus-visible {
  color: #e11d2e;
}

@keyframes ccf-scroll-cue-bounce {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(7px);
  }
}

.book-zero-video-modal iframe {
  border: 0;
}

.book-zero-note {
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, .16);
  color: rgba(255, 255, 255, .72);
}

.btn:not(.btn-close),
.billing-toggle-switch,
.billing-toggle-choice {
  border-color: #fff !important;
  border-width: 1px;
  border-style: solid;
}

.btn:not(.btn-close):hover,
.btn:not(.btn-close):focus-visible,
.billing-toggle-switch:hover,
.billing-toggle-switch:focus-visible,
.billing-toggle-choice:hover,
.billing-toggle-choice:focus-visible {
  border-color: #fff !important;
}

.plan-card-lite {
  --plan-card-padding: clamp(1.15rem, 1.8vw, 1.5rem);
  --plan-payment-height: 8rem;
  height: 100%;
  width: 100%;
  display: flex;
  flex-direction: column;
  padding: var(--plan-card-padding);
  padding-bottom: calc(var(--plan-card-padding) + var(--plan-payment-height));
  position: relative;
  border: 1px solid rgba(200, 167, 93, .38);
  border-radius: 1.15rem;
  background: rgba(255, 255, 255, .06);
}

.membership-grid > [class*="col-"] {
  display: flex;
}

.plan-card-lite.featured {
  border-color: var(--gold, #c8a75d);
  box-shadow: 0 16px 45px rgba(0, 0, 0, .28);
}

article span.h3 {
  display: block;
  text-align: center;
}

.plan-card-lite .price {
    font-size: clamp(1.8rem, 3.1vw, 2.45rem);
    font-weight: 900;
    line-height: 1;
    color: var(--gold, #c8a75d);
    text-align: center;
    margin-bottom: 15px;
}

.plan-card-lite > .price {
    margin-top: 1rem;
    margin-bottom: 0;
}

.plan-card-lite .payment-plan {
    bottom: var(--plan-card-padding);
    height: var(--plan-payment-height);
    left: var(--plan-card-padding);
    margin-top: 0;
    padding-top: 0;
    position: absolute;
    right: var(--plan-card-padding);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: stretch;
}

.plan-card-lite .payment-plan .price {
    margin-bottom: 0;
}

.plan-card-lite .plan-includes-label {
    margin: .35rem 0 .45rem;
    color: rgba(255, 255, 255, .9);
    font-size: .9rem;
    font-weight: 800;
}

.plan-card-lite .payment-plan .btn {
    width: 100%;
    height: 42px;
    padding: .55rem 1.15rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-color: #198754;
    background: #198754;
    color: #fff;
    font-size: clamp(.78rem, .9vw, .92rem);
    font-weight: 900;
    line-height: 1;
    text-align: center;
    text-decoration: none;
    white-space: nowrap;
}

.plan-card-lite .payment-plan .btn:hover,
.plan-card-lite .payment-plan .btn:focus-visible {
    border-color: #fff;
    background: #fff;
    color: #198754;
}

.plan-card-lite .payment-plan .billing-toggle-panel {
    margin-top: .35rem;
}

.plan-card-lite .payment-plan .billing-toggle-switch {
    width: 100%;
    max-width: 15rem;
    justify-content: center;
}

.plan-card-lite .payment-plan .billing-toggle-choice {
    flex: 1 1 0;
    padding: .55rem .75rem;
    white-space: nowrap;
}

.pricing-billing-toggle {
    width: 100%;
    padding-bottom: 1rem;
    border-top: 0 !important;
    border-bottom: 1px solid rgba(255, 255, 255, .14);
}

.pricing-billing-toggle .billing-toggle-label,
.pricing-billing-toggle .billing-toggle-switch,
.pricing-billing-toggle [data-billing-toggle-note] {
    display: block;
    margin-left: auto;
    margin-right: auto;
}

.pricing-billing-toggle .billing-toggle-switch {
    min-width: min(100%, 18rem);
}

.pricing-billing-toggle [data-billing-toggle-note] {
    padding-bottom: .65rem;
}

.plan-card-lite .price span {
  font-size: clamp(.85rem, 1vw, 1rem);
  color: rgba(255, 255, 255, .74);
}

.plan-card-lite details {
  margin-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, .14);
  padding-top: 1rem;
}

.plan-card-lite summary {
  cursor: pointer;
  font-weight: 800;
}

.plan-card-note {
  margin-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, .14);
  padding-top: 1rem;
  color: rgba(255, 255, 255, .78);
}

.plan-card-lite > .btn,
.plan-card-lite > .access-checkout-btn {
  min-height: 54px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: auto !important;
  padding: .8rem 1rem;
  line-height: 1.15;
  text-align: center;
  white-space: normal;
}

.plan-card-lite > details + .btn,
.plan-card-lite > details + .access-checkout-btn {
  margin-top: auto !important;
}

.billing-toggle-panel {
  text-align: center;
}

.billing-toggle-switch {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  border: 1px solid rgba(200, 167, 93, .55);
  border-radius: 999px;
  background: rgba(12, 18, 32, .72);
  color: var(--paper, #fff);
  font-weight: 900;
  padding: 5px;
  line-height: 1;
  box-shadow: 0 14px 35px rgba(0, 0, 0, .22);
}

.billing-toggle-choice {
  appearance: none;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: inherit;
  font: inherit;
  padding: 9px 16px;
  line-height: 1;
  transition: background-color .18s ease, color .18s ease;
}

.billing-toggle-choice.active {
  background: var(--gold, #c8a75d);
  color: var(--ink, #17110e);
}

.faq-card {
  height: 100%;
  border: 1px solid rgba(200, 167, 93, .25);
  border-radius: 1rem;
  padding: 1.2rem;
  background: rgba(255, 255, 255, .06);
}

.faq-card h3 {
  font-size: 1.05rem;
}

.section-supported-languages {
  padding-top: 0;
}

.supported-languages-panel {
  align-items: center;
  border-top: 1px solid rgba(200, 167, 93, .28);
  display: grid;
  gap: 1.5rem;
  grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr);
  padding-top: 2rem;
}

.supported-languages-copy p {
  color: rgba(255, 255, 255, .72);
  max-width: 42rem;
}

.supported-language-list {
  display: flex;
  flex-direction: column;
  gap: .55rem;
  align-items: flex-end;
}

.supported-language-row {
  display: flex;
  flex-wrap: wrap;
  gap: .55rem;
  justify-content: flex-end;
}

.supported-language-row span {
  border: 1px solid rgba(200, 167, 93, .32);
  border-radius: 999px;
  color: rgba(255, 255, 255, .86);
  font-size: .86rem;
  font-weight: 800;
  line-height: 1;
  padding: .52rem .78rem;
  white-space: nowrap;
}

@media (max-width: 991.98px) {
  .supported-languages-panel {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .supported-languages-copy p {
    margin-left: auto;
    margin-right: auto;
  }

  .supported-language-list {
    align-items: center;
  }

  .supported-language-row {
    justify-content: center;
  }
}

.modal-footer {
  display: block;
  text-align: center;
}

.modal-billing-toggle .billing-toggle-switch {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  border: 1px solid rgba(200, 167, 93, .55);
  border-radius: 999px;
  background: rgba(12, 18, 32, .72);
  color: var(--paper, #fff);
  font-weight: 900;
  padding: 5px;
  line-height: 1;
  box-shadow: 0 14px 35px rgba(0, 0, 0, .22);
}

.modal-billing-toggle .billing-toggle-choice {
  appearance: none;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: inherit;
  font: inherit;
  padding: 9px 16px;
  line-height: 1;
  transition: background-color .18s ease, color .18s ease;
}

.modal-billing-toggle .billing-toggle-choice.active {
  background: var(--gold, #c8a75d);
  color: var(--ink, #17110e);
}

/* Bootstrap/Razor note: external CSS must use @media, not @@media. */
@media (max-width: 1199.98px) {
  .hero h1 {
    font-size: clamp(2.1rem, 5vw, 4rem);
  }

  .dictionary-term-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 991.98px) {
  .hero {
    text-align: center;
  }

  .hero h1,
  .hero-copy,
  .hero-image-card,
  .max-copy {
    margin-inline: auto;
  }

  .hero-proof-list,
  .dictionary-term-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .ccf-product-spine {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .book-zero-poster {
    border-top: 1px solid rgba(200, 167, 93, .28);
    border-left: 0;
    min-height: auto;
  }

  .book-zero-poster img {
    width: min(70vw, 330px);
    max-height: none;
  }

  .reasoning-stack-preview {
    max-width: min(100%, 420px);
  }
}

@media (max-width: 767.98px) {
  .section {
    padding-top: 3.25rem;
    padding-bottom: 3.25rem;
  }

  .hero h1 {
    font-size: clamp(2rem, 11vw, 3.15rem);
    line-height: 1.02;
  }

  .section h2 {
    font-size: clamp(1.55rem, 8vw, 2.25rem);
  }

  .plan-card-lite .btn,
  #final-cta .btn,
  .hero .btn {
    width: 100%;
  }

  .reasoning-stack-preview {
    max-width: min(100%, 360px);
  }

  .reasoning-stack-signup-row {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 575.98px) {
  .hero-proof-list,
  .ccf-product-spine,
  .dictionary-term-grid {
    grid-template-columns: 1fr;
  }

  .book-zero-copy,
  .book-zero-poster {
    padding: 1.25rem;
  }

  .book-zero-note {
    margin-left: 1rem !important;
    margin-right: 1rem !important;
  }

  .billing-toggle-switch {
    max-width: 100%;
  }

  .billing-toggle-choice {
    padding-inline: 12px;
  }
}