/* css/willow-demo.css */

.wd-page #nav {
  background: rgba(10, 10, 10, 0.85);
  border-bottom-color: var(--color-border-dark);
}
.wd-page .nav__logo { color: var(--color-text-on-dark); }
.wd-page .nav__logo:hover { color: var(--color-emerald); }

.nav__back {
  font-size: var(--text-sm);
  color: var(--color-text-muted-dark);
  transition: color var(--ease-fast);
}
.nav__back:hover { color: var(--color-emerald); }

/* ── Shared section rhythm ── */
.wd-section { padding-block: var(--section-py); }

.wd-section__heading {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin-block: var(--sp-4) var(--sp-6);
  color: var(--color-text-on-light);
}
.wd-section__heading--dark { color: var(--color-text-on-dark); }

/* ── Hero ── */
.wd-hero {
  background: var(--color-bg-dark);
  padding-block: clamp(4rem, 10vw, 8rem) clamp(3rem, 8vw, 6rem);
  position: relative;
  overflow: hidden;
}
.wd-hero::before {
  content: '';
  position: absolute;
  top: -15%;
  left: -8%;
  width: clamp(280px, 45vw, 520px);
  aspect-ratio: 1;
  background: radial-gradient(circle, rgba(26,158,106,0.16) 0%, transparent 70%);
  pointer-events: none;
}
.wd-hero__eyebrow { color: var(--color-text-muted-dark); margin-bottom: var(--sp-6); }
.wd-hero__title {
  font-family: var(--font-display);
  font-size: var(--text-4xl);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--color-text-on-dark);
  margin-bottom: var(--sp-6);
  max-width: 16ch;
}
.wd-hero__sub {
  font-size: var(--text-lg);
  color: var(--color-text-muted-dark);
  max-width: 56ch;
  line-height: 1.65;
  margin-bottom: var(--sp-8);
}

/* ── Concept ── */
.wd-concept { background: var(--color-bg-light); }
.wd-concept__inner {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: var(--sp-16);
  align-items: start;
}
.wd-concept__text p {
  color: var(--color-text-muted-light);
  line-height: 1.7;
  font-size: var(--text-base);
}
.wd-concept__steps { display: flex; flex-direction: column; gap: var(--sp-6); }
.wd-concept__steps li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--sp-4);
  align-items: baseline;
  padding-block: var(--sp-4);
  border-top: 1px solid var(--color-border-light);
}
.wd-concept__steps li:first-child { border-top: none; padding-top: 0; }
.wd-concept__step-num {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-emerald);
}
.wd-concept__steps p {
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--color-text-on-light);
}
.wd-concept__steps em { font-style: normal; font-weight: 600; }

@media (max-width: 860px) {
  .wd-concept__inner { grid-template-columns: 1fr; gap: var(--sp-12); }
}

/* ── Demo (the centerpiece) ── */
.wd-demo { background: var(--color-emerald-bg); }
.wd-demo__header { max-width: 60ch; margin-bottom: var(--sp-12); }
.wd-demo__sub { color: var(--color-text-muted-dark); line-height: 1.65; }

.wd-demo__panel {
  background: var(--color-surface-raised-dark);
  border: 1px solid rgba(26,158,106,0.25);
  border-radius: var(--radius-lg);
  padding: clamp(var(--sp-6), 4vw, var(--sp-12));
  max-width: 640px;
}

.wd-form { display: flex; flex-direction: column; gap: var(--sp-4); }
.wd-form__row { display: flex; flex-direction: column; gap: var(--sp-2); }
.wd-form__row-pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-4);
}
@media (max-width: 520px) {
  .wd-form__row-pair { grid-template-columns: 1fr; }
}
.wd-form__label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted-dark);
}
.wd-form__input {
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text-on-dark);
  background: rgba(255,255,255,0.04);
  border: 1.5px solid var(--color-border-dark);
  border-radius: var(--radius-sm);
  padding: var(--sp-3) var(--sp-4);
  transition: border-color var(--ease-fast), background var(--ease-fast);
}
.wd-form__input::placeholder { color: var(--color-text-muted-dark); opacity: 0.6; }
.wd-form__input:focus {
  outline: none;
  border-color: var(--color-emerald);
  background: rgba(255,255,255,0.07);
}
select.wd-form__input {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23888' stroke-width='1.5' fill='none' fill-rule='evenodd'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--sp-4) center;
  padding-right: var(--sp-8);
}

/* Honeypot — visually hidden via position, not display:none/type=hidden,
   so bots that blindly fill every visible-in-DOM field still trip it. */
.wd-form__honeypot {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.wd-form__submit { margin-top: var(--sp-2); align-self: flex-start; }
.wd-form__fineprint {
  font-size: var(--text-xs);
  color: var(--color-text-muted-dark);
  line-height: 1.5;
}

.wd-status {
  margin-top: var(--sp-8);
  padding-top: var(--sp-8);
  border-top: 1px solid var(--color-border-dark);
  display: flex;
  align-items: center;
  gap: var(--sp-4);
}
.wd-status[hidden] { display: none; }
.wd-status__indicator {
  width: 12px;
  height: 12px;
  border-radius: var(--radius-full);
  background: var(--color-emerald);
  flex-shrink: 0;
  animation: wd-pulse 1.4s ease-in-out infinite;
}
.wd-status[data-state="completed-safe"] .wd-status__indicator { background: var(--color-emerald); animation: none; }
.wd-status[data-state="completed-danger"] .wd-status__indicator { background: #d64545; animation: none; }
.wd-status[data-state="error"] .wd-status__indicator,
.wd-status[data-state="completed-inconclusive"] .wd-status__indicator { background: #888; animation: none; }

@keyframes wd-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}

.wd-status__text {
  font-weight: 600;
  color: var(--color-text-on-dark);
}
.wd-status__detail {
  font-size: var(--text-sm);
  color: var(--color-text-muted-dark);
}

@media (prefers-reduced-motion: reduce) {
  .wd-status__indicator { animation: none; }
}

/* ── How it's built ── */
.wd-build { background: var(--color-bg-dark); }
.wd-build__inner { max-width: 900px; }
.wd-build__inner > .wd-section__heading { max-width: 26ch; }

.wd-build__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-8) var(--sp-12);
  margin-block: var(--sp-12) var(--sp-12);
}
@media (max-width: 720px) {
  .wd-build__grid { grid-template-columns: 1fr; gap: var(--sp-8); }
}
.wd-build__item h3 {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-text-on-dark);
  margin-bottom: var(--sp-2);
}
.wd-build__item p {
  font-size: var(--text-sm);
  color: var(--color-text-muted-dark);
  line-height: 1.65;
}

.wd-build__flow {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-emerald);
  background: rgba(26,158,106,0.08);
  border: 1px solid rgba(26,158,106,0.25);
  border-radius: var(--radius-sm);
  padding: var(--sp-4);
  overflow-x: auto;
  white-space: pre;
}

/* ── Footer ── */
.wd-footer { background: var(--color-bg-dark); padding-block: var(--sp-8); border-top: 1px solid var(--color-border-dark); }
.wd-footer__inner { display: flex; align-items: center; justify-content: space-between; }
.wd-footer .nav__logo { color: var(--color-text-on-dark); }
.wd-footer__note { font-size: var(--text-xs); color: var(--color-text-muted-dark); }