/* ============================================
   Olga Assistant — Guided Experience
   Extends the shared design system (css/styles.css).
   All selectors are namespaced under .oa / .oa-* to avoid
   touching the existing landing page styles.
   ============================================ */

.oa {
  background:
    radial-gradient(ellipse at 15% -10%, rgba(118, 158, 111, 0.14) 0%, transparent 55%),
    radial-gradient(ellipse at 100% 0%, rgba(118, 158, 111, 0.08) 0%, transparent 45%),
    var(--color-bg);
  padding-top: calc(var(--site-header-height) + 3.5rem);
  padding-bottom: 4.5rem;
  min-height: 60vh;
}

.oa__container {
  max-width: 760px;
}

.oa__container:has(.oa-result.is-active) {
  max-width: 44rem;
}

/* Panels (intro / wizard / result).
   Visible by default so the intro still renders if scripts fail to run;
   the entrance is replayed via animation each time a panel is activated. */
.oa-panel[hidden] {
  display: none;
}

.oa-panel.is-active {
  animation: oaPanelIn 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes oaPanelIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Shared surface */
.oa-surface {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: 2.5rem;
}

.oa-wizard.oa-surface {
  height: auto;
  min-height: 0;
  padding-top: 3.75rem;
  padding-bottom: 3.75rem;
}

/* ---------- Intro ---------- */
.oa-intro {
  text-align: center;
}

.oa-intro__eyebrow {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 1rem;
}

.oa-intro__title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 600;
  color: var(--color-primary);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
}

.oa-intro__subtitle {
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--color-primary);
  max-width: 34rem;
  margin: 0 auto 1rem;
  line-height: 1.5;
}

.oa-intro__text {
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  max-width: 34rem;
  margin: 0 auto 2rem;
  line-height: 1.7;
}

.oa-intro__start {
  min-width: 12rem;
}

.oa-intro__chips {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
  margin-top: 2rem;
}

.oa-intro__chip {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: var(--color-bg-warm);
  border: 1px solid #e8e4dc;
  border-radius: var(--radius-pill);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-primary);
}

.oa-intro__chip svg {
  width: 14px;
  height: 14px;
  color: var(--color-accent);
  flex-shrink: 0;
}

/* ---------- Progress ---------- */
.oa-progress-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.75rem;
}

.oa-progress__step {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.oa-progress__brand {
  font-family: var(--font-serif);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-primary);
}

.oa-progress {
  height: 6px;
  background: rgba(45, 79, 50, 0.1);
  border-radius: var(--radius-pill);
  overflow: hidden;
  margin-bottom: 2.25rem;
}

.oa-progress__bar {
  height: 100%;
  width: 0;
  background: linear-gradient(135deg, #2d4f32 0%, #4a7350 55%, #769e6f 100%);
  border-radius: var(--radius-pill);
  transition: width 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.oa-progress__bar--1 { width: 20%; }
.oa-progress__bar--2 { width: 40%; }
.oa-progress__bar--3 { width: 60%; }
.oa-progress__bar--4 { width: 80%; }
.oa-progress__bar--5 { width: 100%; }

/* ---------- Affirmation (advisor micro-feedback) ---------- */
.oa-affirmation {
  margin: 0 0 1.25rem;
  min-height: 2.75rem;
  padding: 0.25rem 0;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-accent);
  text-align: center;
  line-height: 1.5;
  opacity: 0;
  transform: translateY(4px);
  transition: opacity 0.35s cubic-bezier(0.4, 0, 0.2, 1), transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.oa-affirmation.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Steps ---------- */
.oa-steps {
  width: 100%;
}

.oa-step {
  width: 100%;
}

.oa-step:not(.is-active) {
  display: none;
}

.oa-step.is-active {
  display: block;
}

.oa-step.is-active.oa-step--enter {
  animation: oaStepIn 0.45s cubic-bezier(0.22, 1, 0.36, 1);
}

@keyframes oaStepIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.oa-step__title {
  font-family: var(--font-serif);
  font-size: clamp(1.375rem, 3.5vw, 1.75rem);
  font-weight: 600;
  color: var(--color-primary);
  line-height: 1.25;
  letter-spacing: -0.01em;
  margin-bottom: 0.5rem;
  outline: none;
  text-wrap: balance;
}

.oa-step__subtitle {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  margin-bottom: 1.75rem;
}

.oa-step__title:only-child,
.oa-step__title:last-of-type {
  margin-bottom: 1.75rem;
}

.oa-step__subtitle + .oa-options,
.oa-step__subtitle ~ .oa-options {
  margin-top: 0;
}

/* ---------- Option cards ---------- */
.oa-options {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.875rem;
}

.oa-options--2 {
  grid-template-columns: 1fr 1fr;
}

.oa-option {
  position: relative;
  display: block;
  cursor: pointer;
}

.oa-option__input {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
  margin: 0;
}

.oa-option__body {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  padding: 1.125rem 1.25rem;
  background: var(--color-bg);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition), box-shadow var(--transition), background var(--transition), transform var(--transition);
  height: 100%;
}

.oa-option__label {
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-text);
  line-height: 1.4;
}

.oa-option__check {
  margin-left: auto;
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 1.5px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  transition: background var(--transition), border-color var(--transition), transform var(--transition);
}

.oa-option__check svg {
  width: 13px;
  height: 13px;
  opacity: 0;
  transition: opacity var(--transition);
}

@media (hover: hover) {
  .oa-option:hover .oa-option__body {
    border-color: var(--color-accent-light);
    box-shadow: var(--shadow-sm);
    transform: translateY(-2px);
  }
}

.oa-option__input:focus-visible + .oa-option__body {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

.oa-option__input:checked + .oa-option__body {
  border-color: var(--color-primary);
  background: rgba(118, 158, 111, 0.1);
  box-shadow: 0 0 0 1px var(--color-primary) inset;
}

.oa-option__input:checked + .oa-option__body .oa-option__label {
  color: var(--color-primary);
  font-weight: 600;
}

.oa-option__input:checked + .oa-option__body .oa-option__check {
  background: var(--color-primary);
  border-color: var(--color-primary);
  transform: scale(1);
}

.oa-option__input:checked + .oa-option__body .oa-option__check svg {
  opacity: 1;
}

/* ---------- Size step (bedrooms / bathrooms) ---------- */
.oa-size-group + .oa-size-group {
  margin-top: 1.75rem;
}

.oa-size-group__label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
}

.oa-counts {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.75rem;
}

.oa-count {
  position: relative;
  display: block;
  cursor: pointer;
}

.oa-count__input {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
  margin: 0;
}

.oa-count__body {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0.75rem;
  background: var(--color-bg);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--color-text);
  transition: border-color var(--transition), background var(--transition), color var(--transition), transform var(--transition);
}

@media (hover: hover) {
  .oa-count:hover .oa-count__body {
    border-color: var(--color-accent-light);
    transform: translateY(-2px);
  }
}

.oa-count__input:focus-visible + .oa-count__body {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

.oa-count__input:checked + .oa-count__body {
  border-color: var(--color-primary);
  background: var(--color-primary);
  color: var(--color-white);
}

/* ---------- Validation ---------- */
.oa-validation {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1.25rem;
  padding: 0.75rem 1rem;
  background: rgba(192, 57, 43, 0.08);
  color: #a93226;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 500;
  animation: fadeIn 0.3s ease;
}

.oa-validation[hidden] {
  display: none;
}

.oa-validation svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

/* ---------- Wizard nav ---------- */
.oa-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 2.75rem;
  padding-top: 1rem;
  border-top: 1px solid var(--color-border);
}

.oa-nav__prev {
  background: transparent;
  border: none;
  color: var(--color-text-muted);
  font-weight: 600;
  font-size: 0.9375rem;
  cursor: pointer;
  padding: 0.5rem 0.25rem;
  transition: color var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
}

.oa-nav__prev:hover {
  color: var(--color-primary);
}

.oa-nav__prev:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

.oa-nav__prev svg {
  width: 15px;
  height: 15px;
}

.oa-nav__next {
  min-width: 9.5rem;
}

/* ---------- Result (compact recommendation) ---------- */
.oa-result {
  text-align: center;
  padding: 2.25rem 2rem 2rem;
}

.oa-result__eyebrow {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.5rem;
}

.oa-result__title {
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 3.5vw, 1.875rem);
  font-weight: 600;
  color: var(--color-primary);
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
  outline: none;
  text-wrap: balance;
}

.oa-result__layout--compact {
  display: flex;
  flex-direction: column;
  gap: 1.375rem;
  max-width: 36rem;
  margin: 0 auto;
}

.oa-result__summary {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  padding: 1.5rem 1.375rem;
  background: rgba(118, 158, 111, 0.08);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  text-align: center;
}

.oa-result__summary-block {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

.oa-result__summary-divider {
  display: none;
}

.oa-result__summary-label {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.oa-result__summary-service {
  font-family: var(--font-serif);
  font-size: clamp(1.375rem, 3.2vw, 1.625rem);
  font-weight: 600;
  color: var(--color-primary);
  line-height: 1.25;
  margin: 0;
}

.oa-result__summary-frequency {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-primary);
  line-height: 1.3;
  margin: 0;
  opacity: 0.92;
}

.oa-result__why-wrap {
  text-align: center;
}

.oa-result__why-label,
.oa-result__focus-label {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin: 0 0 0.5rem;
}

.oa-result__why {
  font-size: 0.9375rem;
  line-height: 1.65;
  color: var(--color-text);
  text-align: center;
  margin: 0 auto;
  max-width: 32rem;
  text-wrap: pretty;
  opacity: 0.88;
}

.oa-result__focus {
  text-align: center;
}

.oa-result__focus-label {
  margin-bottom: 0.75rem;
}

.oa-result__focus-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.oa-result__focus-item {
  padding: 0.4375rem 0.875rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  font-size: 0.8125rem;
  font-weight: 500;
  line-height: 1.35;
  color: var(--color-text-muted);
}

.oa-result__note {
  font-size: 0.8125rem;
  line-height: 1.55;
  color: var(--color-text-muted);
  text-align: center;
  margin: 0;
  padding-top: 0.125rem;
  opacity: 0.85;
}

.oa-result__actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  margin-top: 0.5rem;
}

.oa-result__cta {
  min-width: 13.5rem;
  max-width: 100%;
}

.oa-result__restart {
  background: transparent;
  border: none;
  color: var(--color-text-muted);
  font-weight: 600;
  font-size: 0.9375rem;
  cursor: pointer;
  padding: 0.5rem 1rem;
  transition: color var(--transition);
}

.oa-result__restart:hover {
  color: var(--color-primary);
}

.oa-result__restart:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* ---------- Responsive ---------- */
@media (min-width: 560px) {
  .oa-result__summary {
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 1.25rem;
    padding: 1.5rem 1.75rem;
    text-align: left;
  }

  .oa-result__summary-divider {
    display: block;
    width: 1px;
    height: 2.75rem;
    background: var(--color-border);
    justify-self: center;
  }
}

@media (max-width: 560px) {
  .oa-surface {
    padding: 1.75rem 1.375rem;
  }

  .oa-wizard.oa-surface {
    padding: 2.5rem 1.375rem;
  }

  .oa-result.oa-surface {
    padding: 1.75rem 1.375rem;
  }

  .oa-options--2 {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 380px) {
  .oa-counts {
    gap: 0.5rem;
  }

  .oa-count__body {
    min-height: 46px;
    font-size: 1rem;
  }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  .oa-panel.is-active,
  .oa-step,
  .oa-step.oa-step--enter,
  .oa-affirmation,
  .oa-progress__bar,
  .oa-option__body,
  .oa-count__body {
    transition: none;
    animation: none;
  }

  .oa-option:hover .oa-option__body,
  .oa-count:hover .oa-count__body {
    transform: none;
  }
}