/* =============================================================
   Vertical Demo — streaming UI for landing pages S4
   Dark-mode aware via CSS variables from design_tokens.css + accents.css
   ============================================================= */

/* ---------- Avatar Idia (writing) ---------- */
.vd-avatar-writing {
  width: 44px; height: 44px;
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 22px;
  background: linear-gradient(135deg, var(--accent-10), var(--accent-20));
  border: 1px solid var(--accent-30);
  position: relative;
  flex-shrink: 0;
}
.vd-avatar-writing::after {
  content: "";
  position: absolute;
  inset: -4px;
  border-radius: 14px;
  border: 2px solid var(--accent);
  opacity: 0.25;
  animation: vd-pulse 1.6s ease-in-out infinite;
}
@keyframes vd-pulse {
  0%, 100% { transform: scale(1); opacity: 0.25; }
  50%      { transform: scale(1.1); opacity: 0; }
}

/* Live dot (green blinking) */
.vd-live-dot {
  display: inline-block;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 0 0 rgba(34,197,94,0.6);
  animation: vd-live-pulse 1.8s ease-out infinite;
}
@keyframes vd-live-pulse {
  0%   { box-shadow: 0 0 0 0 rgba(34,197,94,0.55); }
  70%  { box-shadow: 0 0 0 10px rgba(34,197,94,0);   }
  100% { box-shadow: 0 0 0 0 rgba(34,197,94,0);     }
}

/* ---------- Progress bar ---------- */
.vd-progress-track {
  width: 100%;
  height: 6px;
  border-radius: 999px;
  background: var(--bg-primary);
  border: 1px solid var(--border-default);
  overflow: hidden;
}
.vd-progress-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--accent), #38B2AC);
  transition: width 0.4s cubic-bezier(0.22, 1, 0.36, 1);
  border-radius: 999px;
}
.vd-progress-steps {
  display: flex; flex-wrap: wrap; gap: 8px;
  margin-top: 10px;
}
.vd-progress-steps .vd-step {
  font-size: 11px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--bg-primary);
  border: 1px solid var(--border-default);
  color: var(--text-tertiary);
  transition: all 0.25s ease;
  white-space: nowrap;
}
.vd-progress-steps .vd-step.done {
  background: var(--accent-10);
  border-color: var(--accent-30);
  color: var(--accent-text, var(--accent));
}
.vd-progress-steps .vd-step.active {
  background: var(--accent);
  color: var(--accent-contrast);
  border-color: var(--accent);
  box-shadow: 0 4px 14px rgba(255,123,84,0.35);
  animation: vd-step-pop 0.4s ease;
}
@keyframes vd-step-pop {
  0%   { transform: scale(0.9); }
  60%  { transform: scale(1.08); }
  100% { transform: scale(1); }
}

/* ---------- Streaming viewport ---------- */
.vd-viewport {
  background: var(--bg-primary);
  border: 1px solid var(--border-default);
  border-radius: 14px;
  padding: 20px;
  min-height: 360px;
  max-height: 560px;
  overflow-y: auto;
  color: var(--text-primary);
  font-size: 14px;
  line-height: 1.6;
  scroll-behavior: smooth;
}
.vd-viewport h1, .vd-viewport h2 {
  font-size: 16px; font-weight: 800;
  margin: 20px 0 8px; color: var(--text-primary);
}
.vd-viewport h2:first-child { margin-top: 0; }
.vd-viewport h3 { font-size: 14px; font-weight: 700; margin: 14px 0 6px; }
.vd-viewport ul, .vd-viewport ol { padding-left: 20px; margin: 6px 0; }
.vd-viewport li { margin: 3px 0; }
.vd-viewport strong { color: var(--text-primary); font-weight: 700; }
.vd-viewport code {
  background: var(--bg-surface-hover);
  padding: 1px 5px;
  border-radius: 4px;
  font-size: 12.5px;
}
.vd-viewport p { margin: 6px 0; }
.vd-viewport table {
  width: 100%; border-collapse: collapse; margin: 10px 0;
  font-size: 12.5px;
}
.vd-viewport th, .vd-viewport td {
  border: 1px solid var(--border-default);
  padding: 6px 10px;
  text-align: left;
}
.vd-viewport th { background: var(--bg-surface-hover); font-weight: 700; }

/* Blinking cursor at end */
.vd-viewport::after {
  content: "▋";
  display: inline-block;
  color: var(--accent);
  animation: vd-cursor-blink 1s steps(2) infinite;
  margin-left: 2px;
}
@keyframes vd-cursor-blink {
  50% { opacity: 0; }
}

/* ---------- Sidebar stats ---------- */
.vd-sidebar {
  display: flex; flex-direction: column; gap: 10px;
}
.vd-sidebar-block {
  background: var(--bg-primary);
  border: 1px solid var(--border-default);
  border-radius: 12px;
  padding: 12px;
}
.vd-sidebar-label {
  font-size: 10.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-tertiary);
  margin-bottom: 4px;
}
.vd-sidebar-value {
  font-size: 24px;
  font-weight: 800;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
}
.vd-sidebar-tip {
  background: var(--accent-10);
  border: 1px solid var(--accent-30);
  border-radius: 12px;
  padding: 10px 12px;
  font-size: 11.5px;
  line-height: 1.45;
  color: var(--text-primary);
  display: flex; gap: 8px; align-items: flex-start;
}

/* ---------- Inline charts (streamed) ---------- */
.vd-chart {
  margin: 16px 0;
  padding: 14px;
  background: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: 12px;
  position: relative;
  transition: box-shadow 0.4s ease;
}

/* Shimmer en boucle tant que le streaming n'est pas complet — retiré par _onComplete. */
@keyframes vd-chart-pulse {
  0%, 100% {
    box-shadow: 0 0 0 0 rgba(255, 123, 84, 0.15),
                0 8px 24px rgba(15, 23, 42, 0.04);
  }
  50% {
    box-shadow: 0 0 0 4px rgba(255, 123, 84, 0.22),
                0 12px 32px rgba(255, 123, 84, 0.14);
  }
}
@keyframes vd-chart-sheen {
  0% { transform: translateX(-120%); }
  100% { transform: translateX(220%); }
}
.vd-chart.vd-chart--streaming {
  animation: vd-chart-pulse 2.4s ease-in-out infinite;
  overflow: hidden;
}
.vd-chart.vd-chart--streaming::before {
  content: "";
  position: absolute;
  top: 0; bottom: 0;
  left: 0;
  width: 45%;
  background: linear-gradient(
    110deg,
    transparent 0%,
    rgba(255, 123, 84, 0.0) 30%,
    rgba(255, 123, 84, 0.14) 50%,
    rgba(255, 123, 84, 0.0) 70%,
    transparent 100%
  );
  animation: vd-chart-sheen 2.4s ease-in-out infinite;
  pointer-events: none;
  z-index: 1;
}
.vd-chart-title {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
  margin-bottom: 10px;
}
.vd-chart-bars { display: flex; flex-direction: column; gap: 8px; }
.vd-chart-row {
  display: grid;
  grid-template-columns: 110px 1fr 40px;
  align-items: center;
  gap: 10px;
  font-size: 12.5px;
}
.vd-chart-label {
  color: var(--text-primary);
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.vd-chart-bar-wrap {
  background: var(--bg-primary);
  border-radius: 6px;
  height: 14px;
  overflow: hidden;
  position: relative;
}
.vd-chart-bar {
  display: block;
  height: 100%;
  border-radius: 6px;
  animation: vd-bar-grow 0.7s cubic-bezier(0.22, 1, 0.36, 1);
  transform-origin: left center;
}
@keyframes vd-bar-grow {
  from { transform: scaleX(0.1); }
  to   { transform: scaleX(1); }
}
.vd-chart-value {
  text-align: right;
  font-weight: 700;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
}

.vd-chart-pie-wrap {
  display: flex; align-items: center; gap: 18px; flex-wrap: wrap;
}
.vd-chart-pie {
  width: 130px; height: 130px;
  border-radius: 50%;
  box-shadow: inset 0 0 0 2px var(--bg-surface), 0 10px 30px rgba(15,23,42,0.08);
  animation: vd-pie-spin 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}
@keyframes vd-pie-spin {
  from { transform: rotate(-30deg) scale(0.9); opacity: 0; }
  to   { transform: rotate(0) scale(1);        opacity: 1; }
}
.vd-chart-legend {
  list-style: none; padding: 0; margin: 0;
  font-size: 12.5px; color: var(--text-primary);
  display: flex; flex-direction: column; gap: 5px;
}
.vd-chart-dot {
  display: inline-block;
  width: 10px; height: 10px;
  border-radius: 3px;
  margin-right: 8px;
  vertical-align: middle;
}

.vd-chart-line {
  width: 100%;
  height: auto;
  color: var(--text-secondary);
}

/* ---------- Result panel ---------- */
.vd-result-check {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: #22c55e;
  color: white;
  display: flex; align-items: center; justify-content: center;
  font-weight: 900; font-size: 20px;
  flex-shrink: 0;
  box-shadow: 0 8px 24px rgba(34,197,94,0.35);
}

.vd-cta {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  padding: 14px 16px;
  border-radius: 14px;
  text-decoration: none;
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
  text-align: left;
  font-family: inherit;
  cursor: pointer;
  border: 1px solid var(--border-default);
  background: var(--bg-surface);
  color: var(--text-primary);
  gap: 2px;
}
.vd-cta:hover {
  box-shadow: 0 14px 36px rgba(15,23,42,0.12);
  border-color: var(--accent);
}
.vd-cta-primary {
  background: var(--accent);
  color: var(--accent-contrast) !important;
  border-color: var(--accent);
  box-shadow: 0 14px 36px rgba(255,123,84,0.3);
}
.vd-cta-primary:hover { box-shadow: 0 18px 44px rgba(255,123,84,0.4); }
.vd-cta-icon {
  font-size: 22px;
  margin-bottom: 4px;
}
.vd-cta-label {
  font-weight: 800;
  font-size: 14px;
}
.vd-cta-sub {
  font-size: 11.5px;
  opacity: 0.78;
  margin-top: 1px;
}

/* ---------- Share modal ---------- */
.vd-share-modal {
  position: fixed; inset: 0;
  z-index: 9999;
  display: flex; align-items: center; justify-content: center;
  padding: 16px;
}
.vd-share-backdrop {
  position: absolute; inset: 0;
  background: rgba(15,23,42,0.7);
  backdrop-filter: blur(6px);
}
.vd-share-card {
  position: relative;
  background: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: 20px;
  padding: 32px 28px;
  max-width: 420px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 40px 80px rgba(0,0,0,0.35);
  text-align: center;
  animation: vd-share-in 0.3s cubic-bezier(0.22, 1, 0.36, 1);
}
@keyframes vd-share-in {
  from { transform: translateY(20px) scale(0.96); opacity: 0; }
  to   { transform: translateY(0)    scale(1);    opacity: 1; }
}
.vd-share-close {
  position: absolute;
  top: 14px; right: 14px;
  width: 32px; height: 32px;
  border-radius: 10px;
  background: var(--bg-primary);
  border: 1px solid var(--border-default);
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 14px;
}
.vd-share-close:hover { background: var(--bg-surface-hover); }
.vd-share-icon { font-size: 32px; margin-bottom: 6px; }
.vd-share-title {
  font-size: 20px; font-weight: 800; color: var(--text-primary);
  margin: 4px 0 8px;
}
.vd-share-desc {
  font-size: 13px;
  color: var(--text-secondary);
  margin: 0 0 20px;
  line-height: 1.5;
}
.vd-share-link-row {
  display: flex; gap: 8px; margin-bottom: 18px;
}
.vd-share-input {
  flex: 1;
  font-size: 13px;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--border-default);
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: "SF Mono", ui-monospace, monospace;
}
.vd-share-copy {
  padding: 10px 16px;
  border-radius: 10px;
  background: var(--accent);
  color: var(--accent-contrast);
  font-weight: 700;
  font-size: 13px;
  border: none;
  cursor: pointer;
  white-space: nowrap;
}
.vd-share-qr {
  display: flex; justify-content: center;
  margin: 14px 0 10px;
  min-height: 160px;
}
.vd-share-qr img {
  border-radius: 12px;
  background: white;
  padding: 6px;
  border: 1px solid var(--border-default);
}
.vd-share-hint {
  font-size: 11.5px;
  color: var(--text-tertiary);
  margin: 6px 0 0;
}

/* ---------- Confetti ---------- */
.vd-confetti-stage {
  position: fixed;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
  z-index: 10000;
}
.vd-confetti-piece {
  position: absolute;
  top: -20px;
  border-radius: 2px;
  animation-name: vd-confetti-fall;
  animation-timing-function: cubic-bezier(0.16, 1, 0.3, 1);
  animation-fill-mode: forwards;
  transform-origin: center;
}
@keyframes vd-confetti-fall {
  0%   { transform: translateY(-40px) rotate(0deg);   opacity: 0; }
  10%  { opacity: 1; }
  100% { transform: translateY(110vh) rotate(620deg); opacity: 0.2; }
}

/* ---------- Capture email (soft opt-in) ---------- */
.vd-email-capture {
  margin-top: 22px;
  padding: 18px;
  background: var(--bg-primary);
  border: 1px dashed var(--border-default);
  border-radius: 14px;
}
.vd-email-capture-head {
  font-size: 12px;
  color: var(--text-secondary);
  margin-bottom: 12px;
  display: flex; align-items: center; gap: 8px;
  font-weight: 600;
}
.vd-email-capture-row {
  display: flex; gap: 8px; margin-bottom: 10px;
}
.vd-email-input {
  flex: 1;
  padding: 11px 14px;
  border-radius: 10px;
  border: 1px solid var(--border-default);
  background: var(--bg-surface);
  color: var(--text-primary);
  font-size: 14px;
  font-family: inherit;
}
.vd-email-input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-10);
}
.vd-email-btn {
  padding: 11px 18px;
  border-radius: 10px;
  background: var(--accent);
  color: var(--accent-contrast);
  border: none;
  font-weight: 700;
  font-size: 13.5px;
  cursor: pointer;
  white-space: nowrap;
  transition: transform 0.15s;
}
.vd-email-btn:hover:not(:disabled) { transform: translateY(-1px); }
.vd-email-btn:disabled { opacity: 0.6; cursor: wait; }
.vd-email-consent {
  display: flex; align-items: flex-start; gap: 8px;
  font-size: 11.5px;
  color: var(--text-tertiary);
  line-height: 1.5;
  cursor: pointer;
}
.vd-email-consent a { color: var(--accent); text-decoration: underline; }
.vd-email-consent-cb { margin-top: 2px; flex-shrink: 0; accent-color: var(--accent); }
.vd-email-feedback {
  margin-top: 10px;
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 12.5px;
}
.vd-email-feedback.is-ok {
  background: rgba(34,197,94,0.08);
  border: 1px solid rgba(34,197,94,0.25);
  color: #15803d;
}
.vd-email-feedback.is-err {
  background: rgba(239,68,68,0.08);
  border: 1px solid rgba(239,68,68,0.25);
  color: #dc2626;
}
.vd-email-success {
  padding: 22px 18px;
  text-align: center;
}
.vd-email-success-icon { font-size: 40px; margin-bottom: 8px; }
.vd-email-success-title { font-size: 17px; font-weight: 800; color: var(--text-primary); margin-bottom: 4px; }
.vd-email-success-desc  { font-size: 13px; color: var(--text-secondary); }

/* ---------- Variantes Compare ---------- */
.vd-variants {
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px dashed var(--border-default);
  text-align: center;
}
.vd-variants-label {
  font-size: 11.5px;
  color: var(--text-secondary);
  margin-bottom: 10px;
  display: inline-flex; align-items: center; gap: 6px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.vd-variants-pills {
  display: flex; flex-wrap: wrap; gap: 8px; justify-content: center;
}
.vd-variant-pill {
  padding: 7px 14px;
  font-size: 12.5px;
  font-weight: 600;
  border-radius: 999px;
  border: 1px solid var(--border-default);
  background: var(--bg-surface);
  color: var(--text-primary);
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.15s, border-color 0.15s, background 0.15s;
  white-space: nowrap;
}
.vd-variant-pill:hover {
  border-color: var(--accent);
  background: var(--accent-10);
  color: var(--accent-text, var(--accent));
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(255,123,84,0.18);
}
.vd-variant-pill:active {
  transform: translateY(0);
}

/* ---------- Social proof ---------- */
.vd-social-proof {
  display: flex; align-items: center; gap: 10px;
  justify-content: center;
  margin-top: 18px;
  padding: 10px 14px;
  background: var(--bg-primary);
  border: 1px solid var(--border-default);
  border-radius: 999px;
  font-size: 12px;
  color: var(--text-secondary);
}
.vd-social-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 0 0 rgba(34,197,94,0.6);
  animation: vd-live-pulse 1.8s ease-out infinite;
  flex-shrink: 0;
}
.vd-social-msg {
  transition: opacity 0.26s ease, transform 0.26s ease;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
}

/* ---------- Shimmer sur le bouton CTA principal (scopé au demo streaming) ---------- */
[data-controller~="vertical-demo"] .btn-accent {
  position: relative;
  overflow: hidden;
}
[data-controller~="vertical-demo"] .btn-accent::before {
  content: "";
  position: absolute;
  top: 0; left: -75%;
  width: 50%; height: 100%;
  background: linear-gradient(120deg, transparent, rgba(255,255,255,0.35), transparent);
  transform: skewX(-20deg);
  animation: vd-shimmer 3.5s ease-in-out infinite;
  pointer-events: none;
}
@keyframes vd-shimmer {
  0%, 100% { left: -75%; }
  50%      { left: 125%; }
}
[data-controller~="vertical-demo"] .btn-accent:disabled::before { animation: none; }

/* Dark mode contrast tweaks */
[data-theme="dark"] .vd-viewport,
.dark .vd-viewport {
  background: var(--bg-primary);
}
[data-theme="dark"] .vd-chart,
.dark .vd-chart {
  background: var(--bg-surface-hover);
}

/* ============================================================
   Demo Streaming cards (post-Sprint 8) — extracted from inline
   styles in pages/_demo_streaming.html.erb. Tokens-only, dark-
   mode-friendly, accent-aware.
   ============================================================ */
.vd-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-default);
  box-shadow: 0 20px 60px rgba(15, 23, 42, 0.08);
}

[data-theme="dark"] .vd-card,
.dark .vd-card {
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.30);
}

.vd-card-result {
  background: linear-gradient(135deg, var(--accent-5) 0%, var(--bg-surface) 80%);
  border: 1px solid var(--accent-30);
  box-shadow: 0 30px 80px rgba(15, 23, 42, 0.12);
}

[data-theme="dark"] .vd-card-result,
.dark .vd-card-result {
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.40);
}

.vd-status-live {
  color: var(--color-green);
}