:root {
  color-scheme: light dark;
  --page: #f7f7f3;
  --page-accent: #eee8f7;
  --surface: #ffffff;
  --ink: #181818;
  --muted: #65655f;
  --line: #d8d8d1;
  --focus: #5c3ccf;
  --callout: #6d4ad8;
  --callout-surface: #f0ecff;
  --callout-text: #ffffff;
  --button-ink: #ffffff;
  --switch-track: #e9e9e3;
  --switch-thumb: #ffffff;
  --switch-shadow: 0 .1rem .45rem rgb(24 24 24 / 14%);
}

* { box-sizing: border-box; }

body {
  min-height: 100vh;
  margin: 0;
  padding: clamp(3rem, 6vw, 5rem) clamp(1.25rem, 5vw, 5rem);
  color: var(--ink);
  background: radial-gradient(ellipse at 0% 45%, color-mix(in srgb, var(--callout) 7%, transparent), transparent 55%), var(--page);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  transition: color .2s ease, background-color .2s ease;
}

main {
  width: min(100%, 80rem);
  min-width: 0;
  margin-inline: auto;
}

.theme-switcher {
  position: fixed;
  z-index: 1;
  top: 1.25rem;
  right: 1.25rem;
}

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

.theme-switcher label {
  position: relative;
  display: grid;
  grid-template-columns: repeat(2, 2rem);
  height: 2.25rem;
  align-items: center;
  justify-items: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  background: var(--switch-track);
  cursor: pointer;
  user-select: none;
}

.theme-switcher label::before {
  position: absolute;
  inset: .2rem auto .2rem .2rem;
  width: 1.85rem;
  border-radius: 50%;
  background: var(--switch-thumb);
  box-shadow: var(--switch-shadow);
  content: "";
  transition: transform .2s ease, background-color .2s ease;
}

.theme-icon {
  position: relative;
  z-index: 1;
  font-size: 1rem;
  line-height: 1;
}

.theme-switcher input:focus-visible + label {
  outline: 3px solid color-mix(in srgb, var(--focus) 45%, transparent);
  outline-offset: 3px;
}

.identity {
  display: flex;
  flex-direction: row-reverse;
  justify-content: flex-end;
  gap: 2rem;
  align-items: center;
  margin: 0 0 clamp(4rem, 7vw, 7rem);
  padding-bottom: 2.5rem;
  border-bottom: 1px solid var(--line);
}

.identity-copy {
  min-width: 0;
}

.eyebrow,
.section-eyebrow {
  margin: 0 0 1.1rem;
  color: var(--callout);
  font-size: .82rem;
  font-weight: 800;
  letter-spacing: .16em;
  line-height: 1.3;
  text-transform: uppercase;
}

.name {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 750;
  letter-spacing: -.05em;
  line-height: 1.1;
}

.professional-subtitle {
  margin: .85rem 0 0;
  font-size: clamp(.9rem, 1.4vw, 1rem);
  font-weight: 550;
  line-height: 1.6;
}

.baseline {
  margin: .45rem 0 0;
  color: var(--muted);
  font-size: .95rem;
  font-style: italic;
  line-height: 1.6;
}

.portrait-toggle {
  position: relative;
  display: block;
  width: 7.5rem;
  flex: 0 0 7.5rem;
  aspect-ratio: 1;
  border: 1px solid var(--line);
  border-radius: 50%;
  padding: 0;
  overflow: hidden;
  background: var(--surface);
  transition: box-shadow .18s ease, transform .18s ease;
}

button.portrait-toggle:hover {
  background: var(--surface);
  box-shadow: 0 1rem 2.5rem rgb(24 24 24 / 22%);
  transform: rotate(-1deg) scale(1.015);
}

button.portrait-toggle:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--focus) 45%, transparent);
  outline-offset: 3px;
}

.portrait {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: opacity .08s ease;
}

.portrait-wink { opacity: 0; }
.portrait-toggle.is-winking .portrait-regular { opacity: 0; }
.portrait-toggle.is-winking .portrait-wink { opacity: 1; }

@media (prefers-reduced-motion: reduce) {
  .portrait,
  .portrait-toggle {
    transition: none;
  }
}

.assistant-callout {
  margin: 0;
  color: var(--ink);
  font-size: clamp(2.8rem, 4.5vw, 4.5rem);
  font-weight: 650;
  line-height: 1.08;
  letter-spacing: -.06em;
}

.assistant-callout:hover {
  color: var(--ink);
}

.assistant-callout:has(.callout-copy-button:focus-visible) {
  outline: 3px solid color-mix(in srgb, var(--focus) 45%, transparent);
  outline-offset: 3px;
}

button.callout-copy-button {
  display: block;
  width: 100%;
  border: 0;
  padding: 0;
  color: var(--ink);
  background: transparent;
  font: inherit;
  text-align: left;
}

.callout-heading em {
  color: var(--callout);
  font-style: italic;
  font-weight: 500;
}

button.callout-copy-button:hover {
  background: transparent;
}

button.callout-copy-button:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
  border-radius: .8rem;
}

.callout-copy-cue {
  min-height: 4rem;
  height: 100%;
  display: flex;
  align-items: center;
  gap: .75rem;
  border: 1px solid var(--line);
  border-radius: .8rem;
  padding: 1rem 1.25rem;
  color: var(--ink);
  background: var(--surface);
  font-size: .9rem;
  font-weight: 650;
  letter-spacing: 0;
  line-height: 1.4;
}

.copy-icon,
.check-icon {
  width: 1.15rem;
  height: 1.15rem;
  flex: 0 0 auto;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2;
}

.check-icon { display: none; }

.callout-copy-button.is-copied .callout-copy-cue {
  color: #ffffff;
  background: #25734d;
}

.callout-copy-button.is-copied .copy-icon { display: none; }
.callout-copy-button.is-copied .check-icon { display: block; }

.callout-copy-button.copy-failed .callout-copy-cue {
  color: var(--ink);
  background: var(--surface);
  box-shadow: inset 0 0 0 1px var(--callout);
}

.clipboard-fallback {
  position: fixed;
  opacity: 0;
  pointer-events: none;
}

.instruction {
  max-width: 26rem;
  margin: 2rem 0 0;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.85;
}

.role-context {
  margin: 0;
}

.role-label {
  display: block;
  margin-bottom: 1rem;
  font-size: clamp(1.25rem, 2vw, 1.65rem);
  letter-spacing: -.03em;
  font-weight: 650;
}

.role-context textarea {
  width: 100%;
  min-height: 5.1rem;
  resize: vertical;
  line-height: 1.7;
  border: 1px solid var(--line);
  border-radius: .85rem;
  padding: .85rem 1rem;
  color: var(--ink);
  background: var(--surface);
  font: inherit;
}

.jd-hint {
  margin: 1rem 0 0;
  color: var(--muted);
  font-size: .85rem;
  line-height: 1.75;
}

.jd-hint strong {
  color: var(--ink);
}

.role-context textarea:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--focus) 45%, transparent);
  outline-offset: 2px;
}

.pdf-option {
  display: grid;
  grid-template-columns: 1.25rem minmax(0, 1fr);
  gap: .75rem;
  align-items: start;
  margin-top: .9rem;
  border: 1px solid var(--line);
  border-radius: .7rem;
  padding: .8rem .9rem;
  background: var(--surface);
  cursor: pointer;
}

.pdf-option[hidden] {
  display: none;
}

.pdf-option:hover {
  border-color: var(--callout);
}

.pdf-option input {
  width: 1.15rem;
  height: 1.15rem;
  margin: .08rem 0 0;
  accent-color: var(--callout);
}

.pdf-option:has(input:focus-visible) {
  outline: 3px solid color-mix(in srgb, var(--focus) 45%, transparent);
  outline-offset: 2px;
}

.pdf-option strong,
.pdf-option small {
  display: block;
}

.pdf-option strong {
  font-size: .9rem;
  line-height: 1.3;
}

.pdf-option small {
  margin-top: .2rem;
  color: var(--muted);
  font-size: .78rem;
  line-height: 1.4;
}

.assistant-actions {
  display: grid;
  min-width: 0;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: .65rem;
  margin-top: 0;
}

.assistant-form {
  min-width: 0;
  margin: 0;
}

.assistant-form .assistant-button {
  width: 100%;
  font: inherit;
  font-weight: 750;
  text-align: left;
  cursor: pointer;
}

.assistant-button {
  display: flex;
  min-width: 0;
  min-height: 4rem;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  border: 1px solid var(--line);
  border-radius: 1rem;
  padding: .75rem .8rem .75rem 1rem;
  color: var(--ink);
  background: var(--surface);
  box-shadow: none;
  font-weight: 750;
  text-decoration: none;
  transition: color .15s ease, background-color .15s ease, border-color .15s ease, box-shadow .15s ease, transform .15s ease;
}

.assistant-button:hover {
  box-shadow: 0 .55rem 1.35rem rgb(24 24 24 / 14%);
  transform: translateY(-2px);
}

.assistant-button-label {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: .55rem;
}

.assistant-logo {
  width: 1.45rem;
  height: 1.45rem;
  flex: 0 0 auto;
  background: currentColor;
  mask: var(--assistant-logo) center / contain no-repeat;
  -webkit-mask: var(--assistant-logo) center / contain no-repeat;
}

.assistant-logo-chatgpt {
  --assistant-logo: url("/assets/chatgpt.svg");
}

.assistant-logo-claude {
  --assistant-logo: url("/assets/claude.svg");
  background: #d97757;
}

.assistant-logo-gemini {
  background: url("/assets/gemini.svg") center / contain no-repeat;
  mask: none;
  -webkit-mask: none;
}

.assistant-arrow {
  display: grid;
  width: 2rem;
  height: 2rem;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 50%;
  background: color-mix(in srgb, currentColor 12%, transparent);
  font-size: .9rem;
  transition: transform .15s ease;
}

.assistant-button:hover .assistant-arrow {
  transform: translate(1px, -1px);
}

.assistant-button-claude {
  border-color: var(--line);
  color: var(--ink);
  background: var(--surface);
}

.assistant-button-claude:hover {
  border-color: #d97757;
  background: color-mix(in srgb, #d97757 8%, var(--surface));
}

.assistant-button-gemini:hover {
  border-color: #7b61ff;
  background: color-mix(in srgb, #7b61ff 8%, var(--surface));
}

.assistant-note {
  margin: 1.1rem 0 0;
  color: var(--muted);
  font-size: .78rem;
  line-height: 1.65;
}

.starter-questions {
  margin-top: 1.75rem;
  border-top: 1px solid var(--line);
  padding-top: 1.25rem;
}

.starter-questions summary {
  color: var(--callout);
  font-size: .95rem;
  font-weight: 650;
  cursor: pointer;
  padding-block: .5rem;
}

.starter-questions summary:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
}

.starter-questions h2 {
  margin: 0 0 1.5rem;
  font-size: 1.4rem;
  font-weight: 650;
  letter-spacing: -.035em;
  line-height: 1.2;
}

.question-grid {
  display: grid;
  gap: .3rem;
  margin-top: .75rem;
}

.question-card {
  display: grid;
  grid-template-columns: 1.15rem minmax(0, 1fr);
  align-items: start;
  gap: .75rem;
  padding: .45rem 0;
  cursor: pointer;
}

.question-card span {
  line-height: 1.65;
}

.question-number {
  padding-top: .2rem;
  color: var(--muted);
  font-size: .7rem;
  font-weight: 600;
}

.question-text {
  font-size: .9rem;
  font-weight: 450;
}

.question-option {
  width: 1.15rem;
  height: 1.15rem;
  margin: .2rem 0 0;
  accent-color: var(--callout);
  cursor: pointer;
}

.question-card:hover,
.question-card:has(input:checked) {
  color: var(--callout);
}

.question-card:has(input:focus-visible) {
  outline: 3px solid color-mix(in srgb, var(--focus) 45%, transparent);
  outline-offset: 3px;
}

.starter-questions:has(input:disabled) {
  opacity: .5;
}

.question-card:has(input:disabled) {
  cursor: default;
}

.landing-layout {
  display: grid;
  grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
  grid-template-areas: "panel intro " "panel actions";
  grid-template-rows: min-content 1fr;
  gap: 2rem clamp(3rem, 6vw, 6rem);
  align-items: start;
}

.landing-intro { grid-area: intro; padding-top: 1rem; }
.launch-actions { grid-area: actions; min-width: 0; }

.prompt-panel {
  grid-area: panel;
  min-width: 0;
  padding: clamp(1.5rem, 3vw, 2.75rem);
  border: 1px solid var(--line);
  border-radius: 1.5rem;
  background: var(--surface);
  box-shadow: 0 1.5rem 4rem rgb(0 0 0 / 3%);
}

.section-eyebrow { font-size: .65rem; margin-bottom: .65rem; }

.assistant-button {
  gap: .4rem;
  padding: 1rem .85rem;
  border-radius: .8rem;
  font-size: .8rem;
}

.assistant-form .assistant-button { font-size: .8rem; }
.assistant-arrow { width: 1.25rem; height: 1.25rem; background: transparent; }
.assistant-logo { width: 1.15rem; height: 1.15rem; }

#chatgpt-button {
  color: var(--callout-text);
  border-color: var(--callout);
  background: var(--callout);
}


button {
  border: 0;
  border-left: 1px solid var(--line);
  padding: .8rem 1.1rem;
  color: var(--button-ink);
  background: var(--ink);
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

button:hover { background: var(--focus); }

button:focus-visible,
a:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--focus) 45%, transparent);
  outline-offset: 3px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --page: #11110f;
    --page-accent: #241d2e;
    --surface: #19171f;
    --ink: #f3f3ee;
    --muted: #aaa99f;
    --line: #3e3848;
    --focus: #bd9bee;
    --callout: #b18ae4;
    --callout-surface: #211b35;
    --callout-text: #17131c;
    --button-ink: #11110f;
    --switch-track: #20201d;
    --switch-thumb: #3a3a34;
    --switch-shadow: 0 .1rem .5rem rgb(0 0 0 / 35%);
  }

  .theme-switcher label::before { transform: translateX(2rem); }

  :root:has(#theme-toggle:checked) {
    color-scheme: light;
    --page: #f7f7f3;
    --page-accent: #eee8f7;
    --surface: #ffffff;
    --ink: #181818;
    --muted: #65655f;
    --line: #d8d8d1;
    --focus: #5c3ccf;
    --callout: #6d4ad8;
    --callout-surface: #f0ecff;
    --callout-text: #ffffff;
    --button-ink: #ffffff;
    --switch-track: #e9e9e3;
    --switch-thumb: #ffffff;
    --switch-shadow: 0 .1rem .45rem rgb(24 24 24 / 14%);
  }

  :root:has(#theme-toggle:checked) .theme-switcher label::before {
    transform: translateX(0);
  }
}

@media (prefers-color-scheme: light) {
  :root:has(#theme-toggle:checked) {
    color-scheme: dark;
    --page: #11110f;
    --page-accent: #241d2e;
    --surface: #19171f;
    --ink: #f3f3ee;
    --muted: #aaa99f;
    --line: #3e3848;
    --focus: #bd9bee;
    --callout: #b18ae4;
    --callout-surface: #211b35;
    --callout-text: #17131c;
    --button-ink: #11110f;
    --switch-track: #20201d;
    --switch-thumb: #3a3a34;
    --switch-shadow: 0 .1rem .5rem rgb(0 0 0 / 35%);
  }

  :root:has(#theme-toggle:checked) .theme-switcher label::before {
    transform: translateX(2rem);
  }
}

@media (max-width: 70rem) {
  .assistant-actions { grid-template-columns: 1fr; }
  .assistant-button, .assistant-form .assistant-button { font-size: .95rem; }
}

@media (max-width: 55rem) {
  .landing-layout { grid-template-columns: 1fr; grid-template-areas: "intro" "panel" "actions"; gap: 2.5rem; }
  .landing-intro { padding-top: 0; }
  .identity { margin-bottom: 3rem; }
  .assistant-callout { font-size: clamp(2.8rem, 7vw, 4.5rem); }
  .instruction { max-width: 36rem; }
  .assistant-actions { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .assistant-button, .assistant-form .assistant-button { font-size: .85rem; }
}

@media (max-width: 38rem) {
  body { padding: 4.5rem 1.25rem 2rem; }
  .theme-switcher { top: .75rem; right: .75rem; }
  .identity { gap: 1.25rem; align-items: flex-start; }
  .portrait-toggle { width: 4rem; flex-basis: 4rem; }
  .eyebrow { font-size: .6rem; margin-bottom: .75rem; }
  .name { font-size: clamp(1.65rem, 7vw, 2.5rem); }
  .professional-subtitle { font-size: .8rem; }
  .baseline { font-size: .85rem; }
  .assistant-callout { font-size: clamp(2.7rem, 10vw, 3.8rem); }
  button.callout-copy-button { gap: 2rem; }
  .prompt-panel { padding: 1.25rem; border-radius: 1.2rem; }
  .assistant-actions { grid-template-columns: 1fr; }
  .question-card { padding: .45rem 0; }
  .question-number { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  body,
  .assistant-button,
  .question-card,
  .assistant-arrow,
  .theme-switcher label::before {
    transition: none;
  }
}