/* ============================================================
   B2BEA Survey & Assessment Design System
   sv- prefix — shared across all surveys and assessments
   Depends on: style.css (CSS variables)
   ============================================================ */

/* ------------------------------------------------------------
   Page shell
   ------------------------------------------------------------ */

.sv-page {
  background: #eef0f5;
  min-height: calc(100vh - var(--nav-height));
  padding: var(--space-2xl) var(--space-md);
}

.sv-wrap {
  max-width: 720px;
  margin: 0 auto;
}

/* ------------------------------------------------------------
   Card
   ------------------------------------------------------------ */

.sv-card {
  background: #fff;
  border-radius: 16px;
  box-shadow: 0 2px 20px rgba(0, 25, 108, 0.07), 0 1px 4px rgba(0, 0, 0, 0.04);
  overflow: hidden;
}

/* ------------------------------------------------------------
   Progress header
   ------------------------------------------------------------ */

.sv-progress {
  padding: var(--space-lg) var(--space-xl) 0;
  border-bottom: 1px solid var(--color-gray-border);
}

.sv-progress__meta {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-gray-mid);
  margin-bottom: var(--space-sm);
  font-family: var(--font-body);
}

.sv-progress__pct {
  color: var(--color-blue);
}

.sv-progress__track {
  height: 5px;
  background: var(--color-gray-border);
  border-radius: 999px;
  overflow: hidden;
  margin-bottom: var(--space-md);
}

.sv-progress__bar {
  height: 100%;
  background: var(--color-blue);
  border-radius: 999px;
  transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  width: 0%;
}

/* Section tab strip */
.sv-tabs {
  display: flex;
  gap: 0;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
  margin: 0 calc(-1 * var(--space-xl));
  padding: 0 var(--space-xl);
}
.sv-tabs::-webkit-scrollbar { display: none; }

.sv-tab {
  flex-shrink: 0;
  padding: var(--space-sm) var(--space-md);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--color-gray-mid);
  border-bottom: 2px solid transparent;
  white-space: nowrap;
  cursor: default;
  transition: color 0.15s, border-color 0.15s;
  font-family: var(--font-body);
  margin-bottom: -1px;
}

.sv-tab.is-active {
  color: var(--color-blue);
  border-bottom-color: var(--color-blue);
  font-weight: 600;
}

.sv-tab.is-done {
  color: var(--color-gray-mid);
}

/* ------------------------------------------------------------
   Card body
   ------------------------------------------------------------ */

.sv-body {
  padding: var(--space-xl);
}

/* ------------------------------------------------------------
   Section header
   ------------------------------------------------------------ */

.sv-header {
  margin-bottom: var(--space-xl);
}

.sv-header__eyebrow {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
  font-family: var(--font-body);
}

.sv-header__title {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-blue);
  margin-bottom: var(--space-sm);
}

.sv-header__desc {
  font-size: 0.9rem;
  color: var(--color-gray-mid);
  line-height: 1.6;
  max-width: 540px;
  font-family: var(--font-body);
}

/* ------------------------------------------------------------
   Auth banner
   ------------------------------------------------------------ */

.sv-auth-banner {
  background: var(--color-gray-light);
  border-radius: 8px;
  padding: 10px var(--space-md);
  margin-bottom: var(--space-xl);
  font-size: 0.85rem;
  color: var(--color-gray-mid);
  font-family: var(--font-body);
}

.sv-auth-banner strong {
  color: var(--color-text);
}

.sv-auth-banner a {
  color: var(--color-blue);
  text-decoration: none;
  font-weight: 600;
  margin-left: var(--space-sm);
}

/* ------------------------------------------------------------
   Form fields
   ------------------------------------------------------------ */

.sv-fields {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.sv-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.sv-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-blue);
  font-family: var(--font-body);
}

.sv-label .sv-required {
  color: var(--color-accent);
  margin-left: 2px;
}

.sv-label .sv-optional {
  font-weight: 400;
  color: var(--color-gray-mid);
  margin-left: 4px;
  font-size: 0.8rem;
}

.sv-input,
.sv-select,
.sv-textarea {
  width: 100%;
  padding: 10px 14px;
  background: var(--color-gray-light);
  border: 1.5px solid transparent;
  border-radius: 8px;
  font-size: 0.925rem;
  font-family: var(--font-body);
  color: var(--color-text);
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
  -webkit-appearance: none;
  appearance: none;
}

.sv-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%236B6B6B' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 40px;
  cursor: pointer;
}

.sv-textarea {
  resize: vertical;
  min-height: 100px;
  line-height: 1.55;
}

.sv-input:focus,
.sv-select:focus,
.sv-textarea:focus {
  border-color: var(--color-blue);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(0, 25, 108, 0.08);
}

.sv-input::placeholder,
.sv-textarea::placeholder {
  color: #aaa;
}

.sv-field-note {
  font-size: 0.78rem;
  color: var(--color-gray-mid);
  font-family: var(--font-body);
}

.sv-field-section {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-gray-mid);
  border-top: 1px solid var(--color-gray-border);
  padding-top: var(--space-lg);
  margin-top: var(--space-sm);
  font-family: var(--font-body);
}

/* ------------------------------------------------------------
   Option rows — radio and checkbox style
   Used for survey questions with single/multi select answers
   ------------------------------------------------------------ */

.sv-options {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.sv-option {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: 13px var(--space-md);
  border: 1.5px solid var(--color-gray-border);
  border-radius: 8px;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
  font-family: var(--font-body);
  font-size: 0.925rem;
  color: var(--color-text);
  user-select: none;
  background: #fff;
}

.sv-option:hover {
  border-color: var(--color-blue);
  background: rgba(0, 25, 108, 0.02);
}

.sv-option.is-selected {
  border-color: var(--color-blue);
  background: rgba(0, 25, 108, 0.04);
}

.sv-option input[type="radio"],
.sv-option input[type="checkbox"] {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  accent-color: var(--color-blue);
  cursor: pointer;
}

.sv-option__label {
  flex: 1;
  line-height: 1.4;
}

/* ------------------------------------------------------------
   Answer buttons — compact inline style
   Used for maturity / scoring questions (Yes / No / Don't Know)
   ------------------------------------------------------------ */

.sv-answers {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.sv-answer-btn {
  padding: 7px 20px;
  border: 1.5px solid var(--color-gray-border);
  border-radius: 6px;
  background: white;
  font-size: 0.875rem;
  font-weight: 600;
  font-family: var(--font-body);
  cursor: pointer;
  color: var(--color-text);
  transition: border-color 0.15s, background 0.15s, color 0.15s;
}

.sv-answer-btn:hover {
  border-color: var(--color-blue);
  color: var(--color-blue);
}

.sv-answer-btn.is-selected {
  background: var(--color-blue);
  border-color: var(--color-blue);
  color: #fff;
}

.sv-answer-btn--yes.is-selected  { background: #1a7f4b; border-color: #1a7f4b; }
.sv-answer-btn--no.is-selected   { background: var(--color-accent); border-color: var(--color-accent); }
.sv-answer-btn--dk.is-selected   { background: #6b7280; border-color: #6b7280; }

/* ------------------------------------------------------------
   Question blocks
   ------------------------------------------------------------ */

.sv-question {
  border-bottom: 1px solid var(--color-gray-border);
  padding: var(--space-lg) 0;
}

.sv-question:first-child { padding-top: 0; }
.sv-question:last-child  { border-bottom: none; padding-bottom: 0; }

.sv-question__text {
  font-size: 0.975rem;
  line-height: 1.6;
  margin-bottom: var(--space-md);
  color: var(--color-text);
  font-family: var(--font-body);
  font-weight: 600;
}

.sv-question__help {
  font-size: 0.82rem;
  color: var(--color-gray-mid);
  margin-bottom: var(--space-md);
  font-family: var(--font-body);
}

.sv-question__help summary {
  cursor: pointer;
  color: var(--color-blue);
  font-weight: 600;
  list-style: none;
}
.sv-question__help summary::-webkit-details-marker { display: none; }

.sv-question__help p {
  margin-top: var(--space-sm);
  line-height: 1.6;
}

/* ------------------------------------------------------------
   Navigation footer
   ------------------------------------------------------------ */

.sv-nav {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding-top: var(--space-xl);
  margin-top: var(--space-xl);
  border-top: 1px solid var(--color-gray-border);
}

.sv-nav__back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: none;
  border: 1.5px solid var(--color-gray-border);
  border-radius: 8px;
  padding: 9px 18px;
  font-size: 0.875rem;
  font-weight: 600;
  font-family: var(--font-body);
  cursor: pointer;
  color: var(--color-gray-mid);
  transition: border-color 0.15s, color 0.15s;
}

.sv-nav__back:hover {
  border-color: var(--color-blue);
  color: var(--color-blue);
}

.sv-nav__back svg,
.sv-nav__next svg,
.sv-nav__submit svg {
  flex-shrink: 0;
}

.sv-nav__next,
.sv-nav__submit {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--color-blue);
  border: none;
  border-radius: 8px;
  padding: 10px 24px;
  font-size: 0.875rem;
  font-weight: 600;
  font-family: var(--font-body);
  cursor: pointer;
  color: #fff;
  transition: background 0.15s, transform 0.1s;
  margin-left: auto;
}

.sv-nav__submit {
  background: var(--color-accent);
}

.sv-nav__next:hover  { background: var(--color-blue-dark); }
.sv-nav__submit:hover { background: var(--color-accent-dark); }

.sv-nav__next:active,
.sv-nav__submit:active { transform: scale(0.98); }


.sv-nav__next:disabled,
.sv-nav__submit:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.sv-nav__hint {
  font-size: 0.78rem;
  color: var(--color-accent);
  font-family: var(--font-body);
  margin-left: auto;
}

.sv-nav__hint + .sv-nav__next,
.sv-nav__hint + .sv-nav__submit {
  margin-left: 0;
}

/* Nav below-card footer text */
.sv-footer-note {
  text-align: center;
  font-size: 0.78rem;
  color: var(--color-gray-mid);
  margin-top: var(--space-lg);
  font-family: var(--font-body);
}

/* ------------------------------------------------------------
   Loading state
   ------------------------------------------------------------ */

.sv-loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  padding: var(--space-3xl) 0;
  text-align: center;
}

.sv-spinner {
  width: 36px;
  height: 36px;
  border: 3px solid var(--color-gray-border);
  border-top-color: var(--color-blue);
  border-radius: 50%;
  animation: sv-spin 0.8s linear infinite;
  flex-shrink: 0;
}

@keyframes sv-spin { to { transform: rotate(360deg); } }

.sv-loading p,
.sv-submitting p {
  color: var(--color-gray-mid);
  font-family: var(--font-body);
  font-size: 0.9rem;
}

/* ------------------------------------------------------------
   Submitting state
   ------------------------------------------------------------ */

.sv-submitting {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  padding: var(--space-3xl) 0;
  text-align: center;
}

.sv-submitting h2 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  color: var(--color-blue);
}

/* ------------------------------------------------------------
   Error state
   ------------------------------------------------------------ */

.sv-error-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  padding: var(--space-3xl) 0;
  text-align: center;
}

.sv-error-state h2 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  color: var(--color-accent);
}

.sv-error-state p {
  color: var(--color-gray-mid);
  font-family: var(--font-body);
  font-size: 0.9rem;
}

/* Inline field error */
.sv-field-error {
  font-size: 0.8rem;
  color: var(--color-accent);
  font-family: var(--font-body);
}

/* ------------------------------------------------------------
   Completion screen
   ------------------------------------------------------------ */

.sv-complete {
  text-align: center;
  padding: var(--space-2xl) var(--space-xl);
}

.sv-complete__icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  border: 2.5px solid var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-lg);
  color: var(--color-accent);
}

.sv-complete__icon svg {
  width: 28px;
  height: 28px;
}

.sv-complete__title {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--color-blue);
  margin-bottom: var(--space-md);
  line-height: 1.2;
}

.sv-complete__body {
  font-size: 0.95rem;
  color: var(--color-gray-mid);
  line-height: 1.7;
  max-width: 480px;
  margin: 0 auto var(--space-xl);
  font-family: var(--font-body);
}

/* Secondary card within completion (e.g. "Stay in the Loop") */
.sv-complete__card {
  background: var(--color-gray-light);
  border-radius: 12px;
  padding: var(--space-xl);
  text-align: left;
  margin-bottom: var(--space-lg);
}

.sv-complete__card h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-blue);
  margin-bottom: var(--space-sm);
}

.sv-complete__card p {
  font-size: 0.875rem;
  color: var(--color-gray-mid);
  line-height: 1.6;
  font-family: var(--font-body);
  margin-bottom: var(--space-lg);
}

/* CTA card variant — dark navy */
.sv-complete__card--cta {
  background: var(--color-blue);
  color: #fff;
}

.sv-complete__card--cta h3 {
  color: #fff;
}

.sv-complete__card--cta p {
  color: rgba(255, 255, 255, 0.75);
}

/* ------------------------------------------------------------
   Result blocks — question + response + coaching enrichment
   Used by academy knowledge check results phase
   ------------------------------------------------------------ */

.sv-result {
  padding: var(--space-lg) 0;
}

.sv-result__question {
  font-size: 0.975rem;
  font-weight: 600;
  line-height: 1.6;
  color: var(--color-text);
  font-family: var(--font-body);
  margin-bottom: var(--space-md);
}

.sv-result__response {
  background: var(--color-gray-light);
  border-radius: 8px;
  padding: var(--space-md);
  margin-bottom: var(--space-md);
}

.sv-result__label {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-gray-mid);
  margin-bottom: 6px;
  font-family: var(--font-body);
}

.sv-result__label--coaching {
  color: var(--color-accent);
}

.sv-result__text {
  font-family: var(--font-body);
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--color-text);
  margin: 0;
}

.sv-result__coaching {
  border-left: 3px solid var(--color-accent);
  border-radius: 0 8px 8px 0;
  padding: var(--space-md) var(--space-lg);
  background: #fff;
  box-shadow: 0 1px 6px rgba(0, 0, 0, 0.06);
  min-height: 56px;
  display: flex;
  align-items: flex-start;
  flex-direction: column;
  justify-content: center;
}

.sv-result__coaching-text {
  font-family: var(--font-body);
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--color-text);
  margin: 0;
}

.sv-result__divider {
  border: none;
  border-top: 1px solid var(--color-gray-border);
  margin: var(--space-md) 0 0;
}

/* Small spinner variant for inline loading */
.sv-spinner--sm {
  width: 20px;
  height: 20px;
  border-width: 2px;
  margin: var(--space-sm) auto;
}

/* ------------------------------------------------------------
   Company type gate — large option cards with icon
   ------------------------------------------------------------ */

.sv-type-options {
  gap: var(--space-md);
  margin-bottom: var(--space-sm);
}

.sv-type-option {
  align-items: flex-start;
  gap: var(--space-md);
  padding: var(--space-lg);
  cursor: pointer;
}

.sv-type-option input[type="radio"] {
  display: none;
}

.sv-option__icon {
  flex-shrink: 0;
  width: 52px;
  height: 52px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.sv-type-icon--distributor {
  background: rgba(0, 25, 108, 0.07);
  color: var(--color-blue);
}

.sv-type-icon--manufacturer {
  background: rgba(235, 84, 68, 0.08);
  color: var(--color-accent);
}

.sv-type-icon--other {
  background: rgba(107, 114, 128, 0.1);
  color: var(--color-gray-mid);
}

.sv-type-option.is-selected .sv-type-icon--distributor {
  background: var(--color-blue);
  color: #fff;
}

.sv-type-option.is-selected .sv-type-icon--manufacturer {
  background: var(--color-accent);
  color: #fff;
}

.sv-type-option.is-selected .sv-type-icon--other {
  background: #6b7280;
  color: #fff;
}

.sv-type-option__title {
  display: block;
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-blue);
  margin-bottom: 4px;
  font-family: var(--font-body);
}

.sv-type-option__desc {
  font-size: 0.85rem;
  color: var(--color-gray-mid);
  line-height: 1.5;
  margin: 0;
  font-family: var(--font-body);
}

.sv-type-option.is-selected .sv-type-option__title {
  color: var(--color-blue);
}

/* ------------------------------------------------------------
   Responsive
   ------------------------------------------------------------ */

@media (max-width: 768px) {
  .sv-page {
    padding: var(--space-md) 0;
  }

  .sv-card {
    border-radius: 0;
    box-shadow: none;
  }

  .sv-body {
    padding: var(--space-lg);
  }

  .sv-progress {
    padding: var(--space-md) var(--space-lg) 0;
  }

  .sv-tabs {
    margin: 0 calc(-1 * var(--space-lg));
    padding: 0 var(--space-lg);
  }

  .sv-header__title {
    font-size: 1.35rem;
  }

  .sv-nav__next,
  .sv-nav__submit {
    padding: 10px 18px;
  }

  .sv-complete {
    padding: var(--space-xl) var(--space-lg);
  }

  .sv-complete__title {
    font-size: 1.5rem;
  }
}

@media (max-width: 480px) {
  .sv-nav {
    flex-wrap: wrap;
  }

  .sv-nav__hint {
    order: -1;
    width: 100%;
    margin-left: 0;
    margin-bottom: var(--space-sm);
  }

  .sv-nav__next,
  .sv-nav__submit {
    margin-left: auto;
  }
}