.brief-page {
  background: #0c0e12;
  color: #fff;
}

.brief-site-header {
  position: absolute;
}

.brief-hero {
  padding: 172px 0 clamp(5rem, 10vw, 9rem);
  background:
    linear-gradient(120deg, rgba(12, 14, 18, 0.98), rgba(12, 14, 18, 0.7)),
    url("/assets/img/case-studies/zyel-office-three-monitors.webp") center / cover no-repeat;
}

.brief-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.55fr);
  align-items: end;
  gap: clamp(3rem, 10vw, 9rem);
}

.brief-hero h1 {
  max-width: 850px;
  margin: 0;
  font-size: clamp(4.5rem, 10vw, 9rem);
  line-height: 0.88;
  letter-spacing: -0.075em;
}

.brief-hero p:not(.eyebrow) {
  max-width: 760px;
  margin: 2rem 0 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: clamp(1.05rem, 1.8vw, 1.3rem);
}

.brief-expectation {
  padding: 1.7rem;
  border: 1px solid rgba(255, 255, 255, 0.22);
  background: rgba(12, 14, 18, 0.72);
  backdrop-filter: blur(14px);
}

.brief-expectation > span {
  color: #b9f44a;
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.brief-expectation ol {
  margin: 1.4rem 0 0;
  padding-left: 1.25rem;
}

.brief-expectation li + li {
  margin-top: 0.8rem;
}

.brief-form-section {
  padding: clamp(5rem, 10vw, 9rem) 0;
  background: #f4f1e9;
  color: #17191d;
}

.brief-form-layout {
  display: grid;
  grid-template-columns: minmax(230px, 0.55fr) minmax(0, 1.45fr);
  gap: clamp(3rem, 8vw, 8rem);
}

.brief-form-heading {
  align-self: start;
  position: sticky;
  top: 2rem;
}

.brief-form-heading h2 {
  margin: 1.3rem 0 0;
  font-size: clamp(3rem, 6vw, 5.4rem);
  line-height: 0.95;
  letter-spacing: -0.06em;
}

.brief-form-heading > p:last-child {
  margin: 1.5rem 0 0;
  color: #5a5e66;
}

.project-brief-form {
  --form-line: rgba(23, 25, 29, 0.19);
}

.brief-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.25rem;
}

.brief-field {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.brief-field--wide {
  grid-column: 1 / -1;
}

.brief-field label,
.brief-consent {
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0.04em;
}

.brief-field label span {
  color: #747981;
  font-weight: 650;
}

.brief-field input,
.brief-field select,
.brief-field textarea {
  width: 100%;
  border: 1px solid var(--form-line);
  border-radius: 0;
  background: #fffdf7;
  color: #17191d;
  font: inherit;
}

.brief-field input,
.brief-field select {
  min-height: 54px;
  padding: 0 0.9rem;
}

.brief-field textarea {
  min-height: 180px;
  padding: 0.85rem 0.9rem;
  resize: vertical;
}

.brief-field input:focus,
.brief-field select:focus,
.brief-field textarea:focus {
  outline: 3px solid rgba(185, 244, 74, 0.6);
  outline-offset: 2px;
  border-color: #739d20;
}

.brief-field [aria-invalid="true"],
.brief-consent input[aria-invalid="true"] {
  border-color: #a12636;
}

.brief-field-meta {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  color: #666b73;
  font-size: 0.7rem;
}

.brief-field-meta span:first-child {
  max-width: 560px;
}

.brief-field-error {
  color: #8d1d2d;
  font-size: 0.76rem;
  font-weight: 800;
}

.brief-error-summary {
  margin-bottom: 1.5rem;
  padding: 1rem 1.1rem;
  display: grid;
  gap: 0.15rem;
  border-left: 5px solid #a12636;
  background: #fff;
  color: #61131e;
}

.brief-consent {
  margin-top: 1.4rem;
  display: flex;
  align-items: flex-start;
  gap: 0.7rem;
}

.brief-consent input {
  width: 1.15rem;
  height: 1.15rem;
  margin-top: 0.15rem;
  accent-color: #739d20;
}

.brief-consent a {
  text-underline-offset: 0.2rem;
}

.brief-consent-error {
  display: block;
  margin: 0.35rem 0 0 1.85rem;
}

.brief-trap {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
}

.brief-submit-row {
  margin-top: 2rem;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.2rem;
}

.brief-submit {
  min-height: 56px;
  padding: 0.85rem 1.25rem;
  border: 0;
  border-radius: 999px;
  background: #0c0e12;
  color: #fff;
  cursor: pointer;
  font: inherit;
  font-weight: 900;
}

.brief-submit:hover,
.brief-submit:focus-visible {
  background: #29310f;
  color: #b9f44a;
}

.brief-submit:disabled {
  cursor: wait;
  opacity: 0.72;
}

.brief-submit-row > span {
  color: #62666e;
  font-size: 0.8rem;
}

.home-office-monitor-scene {
  margin: 2rem 0 1.5rem;
  border: 1px solid rgba(255, 255, 255, 0.14);
}

.contact-questionnaire {
  padding: clamp(5rem, 10vw, 9rem) 0;
}

.contact-questionnaire-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(260px, 0.72fr) minmax(0, 1.28fr);
  align-items: start;
  gap: clamp(3rem, 8vw, 8rem);
}

.contact-questionnaire-copy {
  position: sticky;
  top: 2rem;
}

.contact-questionnaire h2 {
  max-width: 660px;
  font-size: clamp(4rem, 8vw, 8rem);
}

.contact-questionnaire-copy > p:not(.eyebrow) {
  max-width: 620px;
  margin: 2rem 0;
  font-size: 1.1rem;
}

.home-brief-panel {
  padding: clamp(1.3rem, 4vw, 2.5rem);
  background: #fffdf7;
  color: #17191d;
  box-shadow: 0 35px 90px rgba(12, 14, 18, 0.2);
}

.brief-fit {
  padding: clamp(5rem, 10vw, 8rem) 0;
  background: #8ed6ff;
  color: #0c0e12;
}

.brief-fit .section-label {
  color: #315e75;
}

.brief-fit-grid {
  margin-top: 2.5rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid rgba(12, 14, 18, 0.2);
}

.brief-fit article {
  padding: 2rem 2rem 0 0;
}

.brief-fit article + article {
  padding-left: 2rem;
  border-left: 1px solid rgba(12, 14, 18, 0.2);
}

.brief-fit article > span {
  color: #315e75;
  font-size: 0.72rem;
  font-weight: 900;
}

.brief-fit h2 {
  margin: 1.2rem 0 0;
  font-size: clamp(1.8rem, 3vw, 3.1rem);
  line-height: 1;
}

.brief-fit article p {
  margin: 1.2rem 0 0;
  color: #23485b;
}

.brief-thanks-page {
  min-height: 100vh;
  background:
    linear-gradient(120deg, rgba(12, 14, 18, 0.93), rgba(12, 14, 18, 0.72)),
    url("/assets/img/case-studies/zyel-office-three-monitors.webp") center / cover fixed;
  color: #fff;
}

.brief-thanks {
  min-height: 100vh;
  padding: 2rem;
  display: grid;
  place-items: center;
}

.brief-thanks-card {
  width: min(100%, 900px);
  padding: clamp(2rem, 7vw, 6rem);
  background: rgba(12, 14, 18, 0.9);
  border: 1px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(14px);
}

.brief-thanks-brand {
  display: inline-block;
  margin-bottom: 5rem;
}

.brief-thanks-brand img {
  width: 130px;
  filter: drop-shadow(0 2px 10px rgba(0, 0, 0, 0.24));
}

.brief-thanks-card h1 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(3rem, 8vw, 6.8rem);
  line-height: 0.9;
  letter-spacing: -0.065em;
}

.brief-thanks-card > p:not(.eyebrow) {
  max-width: 650px;
  margin: 2rem 0 0;
  color: rgba(255, 255, 255, 0.75);
  font-size: 1.12rem;
}

.brief-thanks-actions {
  margin-top: 2.5rem;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.5rem;
}

@media (max-width: 860px) {
  .brief-hero-grid,
  .brief-form-layout,
  .contact-questionnaire-grid {
    grid-template-columns: 1fr;
  }

  .brief-form-heading,
  .contact-questionnaire-copy {
    position: static;
  }

  .brief-fit-grid {
    grid-template-columns: 1fr;
  }

  .brief-fit article,
  .brief-fit article + article {
    padding: 1.8rem 0;
    border-left: 0;
    border-bottom: 1px solid rgba(12, 14, 18, 0.2);
  }
}

@media (max-width: 620px) {
  .brief-hero {
    padding-top: 130px;
  }

  .brief-hero h1 {
    font-size: clamp(4rem, 19vw, 6.3rem);
  }

  .brief-grid {
    grid-template-columns: 1fr;
  }

  .brief-field--wide {
    grid-column: auto;
  }

  .brief-field-meta {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.2rem;
  }
}

/* Keep the questionnaire practical while reducing the campaign-template feel. */
.brief-hero {
  padding: 146px 0 clamp(5rem, 8vw, 7rem);
  background:
    linear-gradient(90deg, #090a0d 0%, rgba(9, 10, 13, 0.94) 55%, rgba(9, 10, 13, 0.58) 100%),
    url("/assets/img/zyel-office-ai/start-consultation.webp") 72% center / cover no-repeat;
}
.brief-hero-grid { grid-template-columns: minmax(0, 1.55fr) minmax(250px, 0.45fr); }
.brief-hero h1 {
  max-width: 790px;
  font-size: clamp(4rem, 7.8vw, 7.4rem);
  line-height: 0.94;
  letter-spacing: -0.06em;
}
.brief-expectation {
  padding: 1.4rem 0;
  border: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.3);
  background: transparent;
  backdrop-filter: none;
}
.brief-form-section { background: var(--paper); }
.brief-form-layout,
.contact-questionnaire-grid { grid-template-columns: minmax(240px, 0.56fr) minmax(0, 1.44fr); }
.home-brief-panel {
  border-top: 3px solid var(--accent);
  background: var(--paper-bright);
  box-shadow: none;
}
.brief-field input,
.brief-field select,
.brief-field textarea { background: #fff; }
.brief-submit { border-radius: 3px; }
.brief-fit { background: #dcecf2; }
.contact-questionnaire { background: #090a0d; color: #fff; }
.contact-questionnaire .eyebrow { color: var(--accent); }
.contact-questionnaire-copy > p:not(.eyebrow) { color: rgba(255, 255, 255, 0.72); }

@media (max-width: 860px) {
  .brief-hero-grid,
  .brief-form-layout,
  .contact-questionnaire-grid { grid-template-columns: 1fr; }
}

@media (max-width: 620px) {
  .brief-hero { padding-top: 116px; }
  .brief-hero h1 { font-size: clamp(3.5rem, 15vw, 5.2rem); }
  .home-brief-panel { padding: 1.2rem; }
}

/* Focused, one-question-at-a-time project intake. */
.brief-wizard-progress {
  margin-bottom: clamp(1.7rem, 4vw, 2.7rem);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--form-line);
  border-bottom: 1px solid var(--form-line);
}

.brief-wizard-progress span {
  padding: 0.8rem 0.7rem;
  color: #7a7d82;
  font-size: 0.68rem;
  font-weight: 850;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  transition: color 180ms ease, background 180ms ease;
}

.brief-wizard-progress span + span {
  border-left: 1px solid var(--form-line);
}

.brief-wizard-progress b {
  margin-right: 0.45rem;
  color: #6a8e24;
}

.brief-wizard-progress .is-current {
  background: #17191d;
  color: #fff;
}

.brief-wizard-progress .is-current b {
  color: #b9f44a;
}

.brief-wizard-progress .is-complete {
  color: #17191d;
}

.project-brief-form.is-wizard .brief-wizard-panel:not(.is-active) {
  display: none;
}

.brief-needs-fieldset {
  min-width: 0;
  margin: 0;
  padding: 0;
  border: 0;
}

.brief-needs-fieldset legend,
.brief-section-heading h3 {
  max-width: 680px;
  margin: 0;
  padding: 0;
  font-size: clamp(1.8rem, 3.4vw, 3rem);
  font-weight: 900;
  line-height: 1;
  letter-spacing: -0.045em;
}

.brief-question-hint {
  margin: 0.7rem 0 1.25rem;
  color: #676b72;
  font-size: 0.9rem;
}

.brief-need-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.65rem;
}

.brief-need-card {
  position: relative;
  min-height: 116px;
  padding: 1rem;
  display: grid;
  grid-template-columns: 25px minmax(0, 1fr);
  align-items: start;
  gap: 0.8rem;
  border: 1px solid var(--form-line);
  background: #fff;
  cursor: pointer;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease, box-shadow 160ms ease;
}

.brief-need-card:hover {
  z-index: 1;
  transform: translateY(-2px);
  border-color: #6a8e24;
  box-shadow: 0 12px 24px rgba(23, 25, 29, 0.09);
}

.brief-need-card:last-child:nth-child(odd) {
  grid-column: 1 / -1;
  min-height: 94px;
}

.brief-need-card:has(input:checked) {
  border-color: #17191d;
  background: #17191d;
  box-shadow: inset 4px 0 0 #b9f44a;
}

.brief-need-card input {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

.brief-need-check {
  width: 25px;
  height: 25px;
  display: grid;
  place-items: center;
  border: 1px solid #8b8f95;
  background: #fff;
  color: #17191d;
  font-size: 0.9rem;
  font-weight: 950;
}

.brief-need-card input:checked + .brief-need-check {
  border-color: #b9f44a;
  background: #b9f44a;
}

.brief-need-card input:checked + .brief-need-check::after {
  content: "✓";
}

.brief-need-card input:focus-visible + .brief-need-check {
  outline: 3px solid rgba(115, 157, 32, 0.55);
  outline-offset: 3px;
}

.brief-need-copy {
  display: grid;
  gap: 0.45rem;
}

.brief-need-copy strong {
  font-size: 0.96rem;
  line-height: 1.12;
}

.brief-need-copy small {
  color: #666b73;
  font-size: 0.76rem;
  line-height: 1.38;
}

.brief-need-card input:checked ~ .brief-need-copy strong {
  color: #fff;
}

.brief-need-card input:checked ~ .brief-need-copy small {
  color: rgba(255, 255, 255, 0.67);
}

.brief-needs-error {
  margin-top: 0.8rem;
  display: block;
}

.brief-needs-error[hidden] {
  display: none;
}

.brief-step-actions {
  margin-top: 1.5rem;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.brief-step-actions > span {
  color: #686c73;
  font-size: 0.76rem;
}

.brief-next,
.brief-back {
  display: none;
}

.project-brief-form.is-wizard .brief-next,
.project-brief-form.is-wizard .brief-back {
  min-height: 50px;
  padding: 0.72rem 1rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  border: 1px solid #17191d;
  border-radius: 3px;
  background: #17191d;
  color: #fff;
  cursor: pointer;
  font: inherit;
  font-size: 0.84rem;
  font-weight: 900;
}

.project-brief-form.is-wizard .brief-back {
  border-color: var(--form-line);
  background: transparent;
  color: #17191d;
}

.project-brief-form.is-wizard .brief-next:hover,
.project-brief-form.is-wizard .brief-next:focus-visible {
  background: #29310f;
  color: #b9f44a;
}

.project-brief-form.is-wizard .brief-back:hover,
.project-brief-form.is-wizard .brief-back:focus-visible {
  border-color: #17191d;
}

.project-brief-form.is-wizard .brief-next:disabled {
  cursor: not-allowed;
  opacity: 0.35;
}

.brief-selection-summary {
  margin-bottom: 1.5rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--form-line);
}

.brief-selection-summary > span,
.brief-section-heading > span {
  display: block;
  margin-bottom: 0.7rem;
  color: #6a8e24;
  font-size: 0.66rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.brief-selection-summary > div {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.brief-selection-summary > div span {
  padding: 0.42rem 0.58rem;
  background: #e9f4c9;
  color: #33420e;
  font-size: 0.72rem;
  font-weight: 800;
}

.brief-section-heading {
  margin-bottom: 1.5rem;
}

.brief-wizard-panel .brief-submit-row {
  padding-top: 1.4rem;
  border-top: 1px solid var(--form-line);
}

@media (prefers-reduced-motion: reduce) {
  .brief-need-card {
    transition: none;
  }

  .brief-need-card:hover {
    transform: none;
  }
}

@media (max-width: 620px) {
  .brief-wizard-progress span {
    padding: 0.7rem 0.45rem;
    font-size: 0.6rem;
  }

  .brief-wizard-progress b {
    display: block;
    margin: 0 0 0.2rem;
  }

  .brief-need-grid {
    grid-template-columns: 1fr;
  }

  .brief-need-card {
    min-height: 98px;
  }

  .brief-need-card:last-child:nth-child(odd) {
    grid-column: auto;
  }

  .brief-step-actions {
    align-items: stretch;
  }

  .project-brief-form.is-wizard .brief-next,
  .project-brief-form.is-wizard .brief-back {
    flex: 1 1 auto;
  }
}