:root {
  color-scheme: dark;
  --bg: #07110f;
  --panel: #0e1b18;
  --panel-strong: #13251f;
  --ink: #f2f7f2;
  --muted: #afbeb6;
  --line: rgba(213, 234, 219, 0.16);
  --green: #57f287;
  --cyan: #58d3ff;
  --gold: #f3bd4e;
  --shadow: rgba(0, 0, 0, 0.32);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
textarea,
select {
  font: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  padding: 0 32px;
  border-bottom: 1px solid var(--line);
  background: rgba(7, 17, 15, 0.9);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 750;
}

.brand-mark {
  display: grid;
  width: 32px;
  height: 32px;
  place-items: center;
  border: 1px solid rgba(87, 242, 135, 0.5);
  border-radius: 8px;
  background: #11231c;
  color: var(--green);
}

.top-nav {
  display: flex;
  gap: 22px;
  color: var(--muted);
  font-size: 14px;
}

.top-nav a:hover {
  color: var(--ink);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(360px, 1.1fr);
  align-items: center;
  min-height: calc(100svh - 116px);
  padding: 64px 32px 40px;
  gap: 36px;
  overflow: hidden;
}

.hero-copy,
.why-band,
.quick-start,
.starter-panel,
.paths,
.agent-panel,
.toolkit,
.feedback-section {
  width: min(1180px, 100%);
  margin: 0 auto;
}

.hero-copy {
  justify-self: end;
}

.eyebrow,
.section-kicker {
  margin: 0 0 14px;
  color: var(--green);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 760px;
  margin-bottom: 22px;
  font-size: clamp(42px, 7vw, 88px);
  line-height: 0.95;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(30px, 4vw, 52px);
  line-height: 1.02;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 14px;
  font-size: 24px;
  letter-spacing: 0;
}

.hero-text {
  max-width: 660px;
  color: var(--muted);
  font-size: 20px;
  line-height: 1.55;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 30px 0;
}

.button,
.copy-button,
.select-path {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0 18px;
  cursor: pointer;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.button:hover,
.copy-button:hover,
.select-path:hover {
  transform: translateY(-1px);
  border-color: rgba(87, 242, 135, 0.48);
}

.button:disabled,
.copy-button:disabled,
.select-path:disabled {
  cursor: not-allowed;
  opacity: 0.66;
  transform: none;
}

.primary {
  border-color: rgba(87, 242, 135, 0.5);
  background: var(--green);
  color: #07110f;
  font-weight: 800;
}

.secondary,
.copy-button,
.select-path {
  background: rgba(255, 255, 255, 0.04);
  color: var(--ink);
}

.hero-proof {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  max-width: 620px;
}

.hero-proof span {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 9px 11px;
  color: #d9eadf;
  background: rgba(255, 255, 255, 0.035);
  font-size: 13px;
}

.hero-media {
  position: relative;
  min-height: 480px;
}

.hero-media img {
  position: absolute;
  inset: 50% auto auto 0;
  width: min(840px, 64vw);
  max-width: none;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  box-shadow: 0 40px 120px var(--shadow);
  transform: translateY(-50%);
}

.quick-start {
  display: grid;
  grid-template-columns: minmax(260px, 0.72fr) minmax(320px, 1fr);
  gap: 28px;
  align-items: center;
  padding: 40px 32px 76px;
}

.why-band {
  padding: 46px 32px 58px;
}

.section-heading p {
  max-width: 760px;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.58;
}

.value-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.value-card {
  display: grid;
  gap: 12px;
  min-height: 260px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 20px;
  background: #0d1815;
}

.value-card span {
  color: var(--gold);
  font-weight: 800;
}

.value-card h3 {
  margin-bottom: 0;
  font-size: 21px;
  line-height: 1.16;
}

.value-card p {
  color: var(--muted);
  line-height: 1.55;
}

.starter-panel {
  display: grid;
  grid-template-columns: minmax(260px, 0.65fr) minmax(320px, 1fr);
  gap: 22px;
  padding: 20px 32px 76px;
}

.starter-copy {
  max-width: 520px;
}

.starter-copy p {
  color: var(--muted);
  line-height: 1.55;
}

.starter-checks {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.starter-checks div {
  display: grid;
  gap: 8px;
  min-height: 126px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 16px;
  background: #0d1815;
}

.starter-checks strong {
  color: #f2f7f2;
  font-size: 17px;
}

.starter-checks span {
  color: var(--muted);
  line-height: 1.45;
}

.command-strip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
  background: #0a1714;
}

code {
  min-width: 0;
  overflow-wrap: anywhere;
  color: #d8f7df;
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 14px;
  line-height: 1.5;
}

.paths,
.toolkit {
  padding: 76px 32px;
}

.section-heading {
  max-width: 820px;
  margin-bottom: 28px;
}

.section-heading h2,
.quick-start h2 {
  margin-bottom: 0;
}

.section-heading h2 + p {
  margin-top: 14px;
}

.path-grid,
.toolkit-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.path-card,
.tool-link {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 22px 70px rgba(0, 0, 0, 0.18);
}

.path-card {
  display: flex;
  flex-direction: column;
  min-height: 440px;
  padding: 22px;
}

.path-card.selected {
  border-color: rgba(87, 242, 135, 0.65);
  background: linear-gradient(180deg, #13271f, #0d1a17);
}

.path-meta {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 24px;
  color: var(--muted);
  font-size: 13px;
}

.path-number {
  color: var(--gold);
  font-weight: 800;
}

.path-card p,
.agent-sidebar p,
.tool-link em {
  color: var(--muted);
  line-height: 1.55;
}

.path-card ul {
  display: grid;
  gap: 10px;
  margin: 12px 0 24px;
  padding: 0;
  list-style: none;
}

.path-card li {
  position: relative;
  padding-left: 18px;
  color: #dfe9e3;
}

.path-card li::before {
  position: absolute;
  left: 0;
  color: var(--green);
  content: "+";
}

.select-path {
  margin-top: auto;
  width: 100%;
}

.agent-panel {
  display: grid;
  grid-template-columns: minmax(280px, 0.48fr) minmax(360px, 1fr);
  gap: 22px;
  padding: 76px 32px;
}

.agent-sidebar,
.prompt-box {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel-strong);
}

.agent-sidebar {
  padding: 26px;
}

.field {
  display: grid;
  gap: 8px;
  margin-top: 18px;
}

label {
  color: #d9e8df;
  font-size: 14px;
  font-weight: 700;
}

select {
  width: 100%;
  min-height: 44px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0 12px;
  background: #091511;
  color: var(--ink);
}

input,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #091511;
  color: var(--ink);
}

input {
  min-height: 44px;
  padding: 0 12px;
}

textarea {
  min-height: 150px;
  resize: vertical;
  padding: 12px;
  line-height: 1.5;
}

input::placeholder,
textarea::placeholder {
  color: rgba(175, 190, 182, 0.64);
}

input:focus,
textarea:focus,
select:focus {
  border-color: rgba(87, 242, 135, 0.72);
  outline: 2px solid rgba(87, 242, 135, 0.16);
  outline-offset: 0;
}

.prompt-box {
  min-width: 0;
  overflow: hidden;
}

.prompt-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  min-height: 64px;
  border-bottom: 1px solid var(--line);
  padding: 12px 14px 12px 20px;
  color: #dcebe2;
  font-weight: 800;
}

pre {
  min-height: 420px;
  max-height: 620px;
  margin: 0;
  overflow: auto;
  padding: 22px;
  white-space: pre-wrap;
  color: #ddf6e4;
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 14px;
  line-height: 1.58;
}

.toolkit-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.tool-link {
  display: grid;
  gap: 12px;
  min-height: 190px;
  padding: 20px;
}

.tool-link:hover {
  border-color: rgba(88, 211, 255, 0.55);
  background: #11221e;
}

.tool-link span {
  color: var(--cyan);
  font-weight: 800;
}

.tool-link strong {
  font-size: 20px;
}

.tool-link em {
  font-style: normal;
}

.feedback-section {
  display: grid;
  grid-template-columns: minmax(280px, 0.68fr) minmax(360px, 1fr);
  gap: 24px;
  padding: 70px 32px 88px;
}

.feedback-copy {
  align-self: start;
}

.feedback-copy p {
  max-width: 620px;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.58;
}

.feedback-prompts {
  display: grid;
  gap: 10px;
  margin: 26px 0;
}

.feedback-prompts span {
  border-left: 3px solid var(--cyan);
  padding: 8px 0 8px 14px;
  color: #e7f0eb;
  line-height: 1.42;
}

.issue-link {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  color: var(--green);
  font-weight: 800;
}

.feedback-form {
  display: grid;
  gap: 16px;
  border: 1px solid rgba(88, 211, 255, 0.22);
  border-radius: 8px;
  padding: 22px;
  background: var(--panel-strong);
  box-shadow: 0 22px 70px rgba(0, 0, 0, 0.18);
}

.feedback-form .field {
  margin-top: 0;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.checkbox-field {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  color: var(--muted);
  font-weight: 500;
  line-height: 1.45;
}

.checkbox-field input {
  flex: 0 0 auto;
  width: 18px;
  height: 18px;
  min-height: 0;
  margin-top: 2px;
  accent-color: var(--green);
}

.feedback-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
}

.feedback-status {
  flex: 1 1 240px;
  min-height: 24px;
  margin: 0;
  color: var(--muted);
  line-height: 1.45;
}

.feedback-status[data-state="success"] {
  color: var(--green);
}

.feedback-status[data-state="error"] {
  color: #ff9b8b;
}

.feedback-status[data-state="sending"] {
  color: var(--cyan);
}

.site-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 18px;
  border-top: 1px solid var(--line);
  padding: 30px 24px;
  color: var(--muted);
  font-size: 14px;
}

.site-footer span {
  color: var(--ink);
  font-weight: 800;
}

@media (max-width: 980px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-top: 48px;
  }

  .hero-copy {
    justify-self: center;
  }

  .hero-media {
    min-height: 380px;
  }

  .hero-media img {
    width: min(900px, 100%);
  }

  .quick-start,
  .starter-panel,
  .agent-panel,
  .feedback-section {
    grid-template-columns: 1fr;
  }

  .path-grid,
  .value-grid,
  .starter-checks,
  .toolkit-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 680px) {
  .site-header {
    min-height: 64px;
    padding: 0 18px;
  }

  .top-nav {
    display: none;
  }

  .hero,
  .quick-start,
  .why-band,
  .paths,
  .starter-panel,
  .agent-panel,
  .toolkit,
  .feedback-section {
    padding-left: 18px;
    padding-right: 18px;
  }

  .hero {
    gap: 20px;
    padding-top: 34px;
    padding-bottom: 22px;
  }

  h1 {
    font-size: 38px;
    line-height: 1;
  }

  .hero-text {
    font-size: 16px;
    line-height: 1.48;
  }

  .hero-actions {
    margin: 22px 0;
  }

  .hero-proof span {
    padding: 7px 9px;
    font-size: 12px;
  }

  .hero-media {
    min-height: 170px;
  }

  .hero-media img {
    width: min(520px, 100%);
  }

  .command-strip,
  .prompt-toolbar {
    align-items: stretch;
    flex-direction: column;
  }

  .copy-button {
    width: 100%;
  }

  .path-grid,
  .value-grid,
  .starter-checks,
  .toolkit-grid,
  .form-grid {
    grid-template-columns: 1fr;
  }

  .path-card,
  .tool-link,
  .value-card {
    min-height: auto;
  }

  .feedback-form {
    padding: 18px;
  }

  .feedback-actions .button {
    width: 100%;
  }
}