/* ── Variables ─────────────────────────────── */
:root {
  --bg:           #080c14;
  --bg-card:      #0e1420;
  --bg-card-hover:#111928;
  --bg-right:     #1356e8;
  --bg-right-card:rgba(255,255,255,0.08);
  --bg-right-card-hover: rgba(255,255,255,0.12);

  --blue:         #1a6ef5;
  --blue-light:   #4d96ff;
  --blue-vivid:   #2979ff;
  --green-check:  #22c55e;

  --text-primary: #f0f4ff;
  --text-muted:   rgba(240,244,255,0.67);
  --text-faint:   rgba(240,244,255,0.35);

  --border:       rgba(255,255,255,0.08);
  --border-dashed:rgba(255,255,255,0.15);

  --font-body:    'Figtree', sans-serif;
  --font-mono:    'Figtree', sans-serif;

  --radius-sm:    6px;
  --radius-md:    10px;
  --radius-lg:    14px;
  --radius-pill:  999px;

  --transition:   200ms ease;
}

/* ── Phosphor Icons ─────────────────────────── */
[class^="ph"], [class*=" ph"] {
  vertical-align: -0.15em;
  line-height: 1;
}

/* ── Reset ──────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  height: 100%;
  overflow: hidden;
}

body {
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-primary);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font-family: var(--font-body); cursor: pointer; border: none; background: none; color: inherit; }
img { display: block; width: 100%; height: 100%; object-fit: cover; }

/* ── Layout ─────────────────────────────────── */
.layout {
  display: flex;
  height: 100vh;
  width: 100vw;
  overflow: hidden;
}

/* Left column */
.col-left {
  flex: 0 0 70%;
  width: 70%;
  display: flex;
  flex-direction: column;
  padding: 18px 28px;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--blue) transparent;
  gap: 12px;
  position: relative;
}

.col-left::-webkit-scrollbar { width: 4px; }
.col-left::-webkit-scrollbar-track { background: transparent; }
.col-left::-webkit-scrollbar-thumb { background: var(--blue); border-radius: 2px; }

/* Right column */
.col-right {
  flex: 0 0 30%;
  width: 30%;
  background: var(--bg-right);
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: rgba(255,255,255,0.3) transparent;
}

.col-right::-webkit-scrollbar { width: 2px; }
.col-right::-webkit-scrollbar-track { background: transparent; }
.col-right::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.3); border-radius: 2px; }

/* ── Page Header ────────────────────────────── */
.page-header {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-title {
  font-size: 28px;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.5px;
  background: linear-gradient(90deg, #116AF8, #20BCED);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.page-subtitle {
  font-size: 14px;
  color: var(--text-primary);
  line-height: 1.5;
  max-width: 80%;
}

.page-subtitle--context {
  font-size: 13px;
  font-weight: 400;
  color: var(--text-muted);
}

.page-subtitle--purpose {
  font-size: 14px;
  margin-top: 2px;
}

/* ── Metric Cards ───────────────────────────── */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  align-items: start;
}

.metric-card {
  min-height: 11rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 11px;
  display: flex;
  flex-direction: column;
  gap: 5px;
  min-width: 0;
  overflow: hidden;
  position: relative;
  transition: border-color var(--transition), opacity var(--transition);
}

.metrics-grid:hover .metric-card {
  opacity: 0.45;
}

.metrics-grid:hover .metric-card:hover {
  opacity: 1;
  border-color: rgba(26,110,245,0.35);
}

.metric-card__top {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.metric-card__label {
  font-size: 11px;
  color: var(--text-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}

.metric-card__value {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.5px;
  font-variant-numeric: tabular-nums;
}

.metric-card__note {
  font-size: 10px;
  color: var(--text-muted);
  line-height: 1.4;
  opacity: 0.7;
}

/* Chart wrap */
.metric-card__chart-wrap {
  height: 54px;
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  overflow: hidden;
  border-radius: 0 0 var(--radius-md) var(--radius-md);
}

/* Mini checklist (last metric card) */
.metric-card__checklist {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-top: 2px;
}

.metric-card__checklist--centered {
  margin: auto 0;
}

.metric-checklist-item {
  font-size: 12.1px;
  color: var(--text-muted);
  padding-left: 16px;
  position: relative;
}

.metric-checklist-item::before {
  content: '\25CB';
  position: absolute;
  left: 0;
  font-size: 10px;
  color: var(--text-faint);
}

.metric-checklist-item.checked {
  color: var(--text-primary);
}

.metric-checklist-item.checked::before {
  content: '\25CF';
  color: var(--blue);
}

/* ── Tabs Wrapper ───────────────────────────── */
.tabs-wrapper {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding-top: 16px;
  border-top: 1px solid rgba(240,244,255,0);
  margin-top: 6px;
}

.tabs-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

/* ── Tab Buttons ────────────────────────────── */
.tab {
  padding: 7px 14px;
  border-radius: var(--radius-pill);
  font-size: 13px;
  font-weight: 500;
  color: var(--text-primary);
  background: var(--bg-card);
  border: 1px solid var(--border);
  transition: all var(--transition);
  white-space: nowrap;
}

.tab:hover {
  color: #fff;
  background: var(--bg-card-hover);
  border-color: rgba(255,255,255,0.16);
}

.tab--active {
  background: var(--blue-vivid);
  color: #fff;
  border-color: var(--blue-vivid);
}

.tab--active:hover {
  background: var(--blue);
  border-color: var(--blue);
  color: #fff;
}

.tab--external .ext-icon {
  font-size: 11px;
  opacity: 0.7;
}

/* Locked row */
.tabs-row--locked {
  padding-top: 2px;
}

.tab--locked {
  opacity: 0.45;
  cursor: pointer;
}

.tab--locked:hover {
  opacity: 0.65;
  background: var(--bg-card-hover);
  border-color: rgba(255,255,255,0.16);
}

.tab--locked.tab--active-locked {
  opacity: 1;
  background: rgba(255,255,255,0.06);
  border-color: var(--border);
  color: var(--text-primary);
}

.lock-icon { font-size: 11px; }

/* ── Tab Content Area ───────────────────────── */
.tab-content-area {
  flex: 1;
  min-height: 0;
}

.tab-panel {
  display: none;
  animation: fadeIn 200ms ease;
}

.tab-panel.active { display: block; }

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to   { opacity: 1; transform: translateY(0); }
}

.tab-panel__inner {
  display: grid;
  grid-template-columns: 60% 1fr;
  gap: 20px;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 20px;
  border: 1px solid var(--border);
  margin-bottom: 18px;
}

.tab-panel__inner--center {
  grid-template-columns: 1fr;
  align-items: center;
  justify-items: center;
  text-align: center;
}

.tab-panel__title {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 10px;
  line-height: 1.3;
}

.tab-panel__body {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 14px;
}

.tab-panel__list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.tab-panel__list li {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
  padding-left: 14px;
  position: relative;
}

.tab-panel__list li::before {
  content: '\00B7';
  position: absolute;
  left: 0;
  color: var(--blue);
  font-size: 18px;
  line-height: 1.3;
}

.tab-panel__details {
  margin-top: 12px;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.tab-panel__details-summary {
  font-size: 12px;
  font-weight: 600;
  color: var(--blue);
  padding: 8px 12px;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 6px;
  user-select: none;
}

.tab-panel__details-summary::-webkit-details-marker { display: none; }

.tab-panel__details-summary::before {
  content: '+';
  font-size: 14px;
  line-height: 1;
  transition: transform 200ms;
}

.tab-panel__details[open] > .tab-panel__details-summary::before {
  content: '\2212';
}

.tab-panel__details-body {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.6;
  padding: 0 12px 10px;
  margin: 0;
}

.tab-panel__image {
  border-radius: var(--radius-md);
  overflow: hidden;
  align-self: stretch;
  min-height: 0;
}

.tab-panel__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ── Savings carousel (4 slides + 1 clone = 5 slots) ── */
.savings-carousel {
  width: 100%;
  height: 100%;
  overflow: hidden;
  border-radius: var(--radius-md);
}

.savings-track {
  display: flex;
  height: 100%;
  width: 500%;
  transition: transform 700ms cubic-bezier(0.4, 0, 0.2, 1);
}

.savings-slide {
  width: calc(100% / 5);
  height: 100%;
  flex-shrink: 0;
  padding: 4px;
}

.savings-slide__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  border-radius: 10px;
  display: block;
}

/* ── SDK carousel (3 slides + 1 clone = 4 slots) ── */
.sdk-carousel {
  width: 100%;
  height: 100%;
  overflow: hidden;
  border-radius: var(--radius-md);
}

.sdk-track {
  display: flex;
  height: 100%;
  width: 400%;
  transition: transform 700ms cubic-bezier(0.4, 0, 0.2, 1);
}

.sdk-slide {
  width: calc(100% / 4);
  height: 100%;
  flex-shrink: 0;
  padding: 4px;
}

/* ── Proof cards (savings carousel slides) ─── */
.proof-card {
  width: 100%;
  height: 100%;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 20px 16px;
  gap: 6px;
}

.proof-card__metric {
  font-size: 44px;
  font-weight: 800;
  color: #4d96ff;
  letter-spacing: -2px;
  line-height: 1;
}

.proof-card__sublabel {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  margin-top: 2px;
}

.proof-card__event {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  margin-top: 6px;
}

.proof-card__type {
  font-size: 11.5px;
  color: var(--text-muted);
  line-height: 1.4;
}

.proof-card__viewers {
  font-size: 11px;
  color: var(--text-faint);
  margin-top: 2px;
}

/* ── SDK cards (architecture carousel slides) ── */
.sdk-card {
  width: 100%;
  height: 100%;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 20px 16px;
  gap: 6px;
}

.sdk-card__platform {
  font-size: 20px;
  font-weight: 800;
  color: var(--text-primary);
}

.sdk-card__tech {
  font-size: 12px;
  color: var(--blue-light);
  font-weight: 600;
  margin-top: 2px;
}

.sdk-card__size {
  font-size: 32px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -1px;
  margin-top: 8px;
}

.sdk-card__compat {
  font-size: 11px;
  color: var(--text-muted);
  line-height: 1.55;
  max-width: 210px;
  margin-top: 2px;
}

/* ── Info cards (static right panels) ──────── */
.info-cards {
  display: flex;
  flex-direction: column;
  gap: 10px;
  align-self: stretch;
}

.info-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 14px 16px;
}

.info-card__title {
  font-size: 11px;
  font-weight: 700;
  color: var(--blue-light);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 7px;
}

.info-card__body {
  font-size: 12.5px;
  color: var(--text-muted);
  line-height: 1.62;
}

/* External CTA panel */
.external-cta {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  max-width: 360px;
}

.external-cta__icon {
  font-size: 28px;
  color: var(--blue-light);
}

.external-cta__title {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
}

.external-cta__body {
  font-size: 13px;
  color: var(--text-muted);
  text-align: center;
  line-height: 1.6;
}

/* Locked panel */
.tab-panel--locked .tab-panel__inner--locked {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  min-height: 300px;
  position: relative;
  overflow: hidden;
  text-align: center;
}

.lock-overlay {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 14px;
  padding: 20px;
  z-index: 2;
}

.lock-overlay .btn {
  align-self: center;
}

.lock-overlay__icon {
  font-size: 32px;
}

.lock-overlay__title {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
}

.lock-overlay__message {
  font-size: 13px;
  color: var(--text-muted);
  max-width: 380px;
  text-align: center;
  line-height: 1.65;
}

/* ── Buttons ────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 20px;
  border-radius: var(--radius-pill);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  border: none;
}

.btn--primary {
  background: var(--blue-vivid);
  color: #fff;
}

.btn--primary:hover {
  background: var(--blue);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(26,110,245,0.35);
}

/* ═══════════════════════════════════════════
   RIGHT COLUMN — DOSSIER
═══════════════════════════════════════════ */

.dossier {
  padding: 18px 20px 32px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* ── Dossier brand bar ──────────────────────── */
.dossier-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}

.dossier-q-logo {
  height: 20px;
  width: auto;
  display: block;
  object-fit: contain;
}

.dossier-brand__x {
  font-size: 14px;
  color: rgba(255,255,255,0.35);
}

.partner-badge {
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.22);
  border-radius: var(--radius-sm);
  padding: 3px 9px;
  font-size: 12px;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.2px;
}

.dossier-meta {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.dossier-header__label {
  font-size: 11px;
  font-weight: 500;
  color: rgba(255,255,255,0.6);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  font-size: 10px;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: var(--radius-pill);
  letter-spacing: 0.2px;
  width: fit-content;
}

.status-badge--green {
  background: rgba(34,197,94,0.15);
  color: #86efac;
  border: 1px solid rgba(34,197,94,0.2);
}

/* ── Divider ────────────────────────────────── */
.dossier-divider {
  height: 1px;
  background: rgba(255,255,255,0.12);
  margin: 2px 0;
}

/* ── Dossier Cards ──────────────────────────── */
.dossier-card {
  background: var(--bg-right-card);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-md);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: background var(--transition);
}

.dossier-card:hover { background: var(--bg-right-card-hover); }

.dossier-card__title {
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 8px;
}

.dossier-card__check {
  width: 18px;
  height: 18px;
  min-width: 18px;
  background: #22c55e;
  color: #fff;
  border-radius: 50%;
  font-size: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
}

.dossier-card__body {
  font-size: 13px;
  color: rgba(255,255,255,0.8);
  line-height: 1.6;
}

.dossier-card__list {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.dossier-card__list li {
  font-size: 12.5px;
  color: rgba(255,255,255,0.65);
  line-height: 1.55;
  padding-left: 12px;
  position: relative;
}

.dossier-card__list li::before {
  content: '\00B7';
  position: absolute;
  left: 0;
  color: rgba(255,255,255,0.5);
  font-size: 16px;
  line-height: 1.2;
}

/* Accordion cards */
.dossier-card[data-accordion] .dossier-card__title {
  cursor: pointer;
  user-select: none;
  justify-content: space-between;
}

.dossier-card__title-left {
  display: flex;
  align-items: center;
  gap: 8px;
}

.dossier-card__chevron {
  font-size: 14px;
  color: rgba(255,255,255,0.45);
  transition: transform var(--transition);
  flex-shrink: 0;
  line-height: 1;
}

.dossier-card[data-accordion].is-open .dossier-card__chevron {
  transform: rotate(90deg);
}

.dossier-card__collapse {
  overflow: hidden;
  max-height: 0px;
  transition: max-height 0.28s ease;
}

/* ── Contact list ───────────────────────────── */
.contact-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.contact-list__item {
  font-size: 12.5px;
  color: rgba(255,255,255,0.82);
  line-height: 1.35;
  font-weight: 600;
}

.contact-list__role {
  display: block;
  font-size: 11px;
  color: rgba(255,255,255,0.4);
  font-weight: 400;
  margin-top: 1px;
}

/* ── Timeline list ──────────────────────────── */
.timeline-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.timeline-item {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 8px;
}

.timeline-item__date {
  font-size: 10.5px;
  color: rgba(255,255,255,0.35);
  padding-top: 2px;
  line-height: 1.4;
}

.timeline-item__text {
  font-size: 12px;
  color: rgba(255,255,255,0.72);
  line-height: 1.5;
}

/* ── Next steps list ────────────────────────── */
.next-steps-list {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.next-steps-list li {
  font-size: 12.5px;
  color: rgba(255,255,255,0.8);
  line-height: 1.5;
  padding-left: 14px;
  position: relative;
}

.next-steps-list li::before {
  content: '→';
  position: absolute;
  left: 0;
  font-size: 11px;
  color: rgba(255,255,255,0.4);
  line-height: 1.6;
}

/* ── Dossier footer ─────────────────────────── */
.dossier-footer {
  font-size: 11px;
  color: rgba(255,255,255,0.3);
  line-height: 1.7;
  margin-top: 4px;
}

.dossier-footer a {
  color: rgba(255,255,255,0.5);
  text-decoration: none;
}

.dossier-footer a:hover {
  color: #fff;
}

/* ═══════════════════════════════════════════
   LOGIN MODAL
═══════════════════════════════════════════ */

.login-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(8,12,20,0.7);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.login-overlay.hidden {
  display: none;
}

.login-card {
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  padding: 40px 36px;
  width: 100%;
  max-width: 380px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  box-shadow: 0 32px 80px rgba(0,0,0,0.5);
}

.login-card__logo {
  margin-bottom: 8px;
}

.login-card__logo-img {
  height: 28px;
  width: auto;
  display: block;
}

.login-card__title {
  font-size: 22px;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.3px;
  margin-bottom: 2px;
}

.login-card__subtitle {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 8px;
}

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

.login-field__label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 0.2px;
}

.login-field__input {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--text-primary);
  outline: none;
  transition: border-color var(--transition);
  width: 100%;
}

.login-field__input::placeholder {
  color: var(--text-faint);
}

.login-field__input:focus {
  border-color: var(--blue);
}

.login-error {
  font-size: 12px;
  color: #f87171;
  display: none;
  margin-top: -4px;
}

.login-error.visible {
  display: block;
}

.login-submit {
  width: 100%;
  justify-content: center;
  margin-top: 4px;
  padding: 12px;
  font-size: 14px;
}

/* ── Mobile screen ──────────────────────────── */
.mobile-screen {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: #060a12;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px 20px;
  animation: mobileFadeIn 0.5s ease both;
}

.mobile-screen.hidden {
  display: none;
}

@keyframes mobileFadeIn {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

.mobile-screen__card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0;
  max-width: 340px;
  width: 100%;
}

.mobile-screen__logo {
  margin-bottom: 36px;
}

.mobile-screen__logo img {
  height: 32px;
  width: auto;
  opacity: 0.9;
}

.mobile-screen__icon {
  width: 72px;
  height: 72px;
  background: rgba(17, 106, 248, 0.12);
  border: 1px solid rgba(77, 150, 255, 0.22);
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 34px;
  color: #4d96ff;
  margin-bottom: 24px;
}

.mobile-screen__title {
  font-family: 'Figtree', sans-serif;
  font-size: 22px;
  font-weight: 800;
  color: #f0f4ff;
  margin: 0 0 14px;
  line-height: 1.2;
  background: linear-gradient(90deg, #116AF8, #20BCED);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.mobile-screen__body {
  font-family: 'Figtree', sans-serif;
  font-size: 14px;
  font-weight: 400;
  color: rgba(240, 244, 255, 0.7);
  line-height: 1.65;
  margin: 0 0 12px;
}

.mobile-screen__hint {
  font-family: 'Figtree', sans-serif;
  font-size: 13px;
  font-weight: 500;
  color: rgba(240, 244, 255, 0.45);
  line-height: 1.5;
  margin: 0 0 28px;
}

.mobile-screen__url {
  font-family: 'Figtree', monospace;
  font-size: 11px;
  color: #4d96ff;
  background: rgba(77, 150, 255, 0.08);
  border: 1px solid rgba(77, 150, 255, 0.18);
  border-radius: 8px;
  padding: 8px 14px;
  margin-bottom: 32px;
  word-break: break-all;
  opacity: 0.85;
  display: none;
}

.mobile-screen__url.visible {
  display: block;
}

/* ── Scrollbar (left col) ───────────────────── */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(26,110,245,0.4); border-radius: 2px; }

/* ── Responsive freeze ──────────────────────── */
@media (max-width: 1279px) {
  #tab-architecture .tab-panel__image,
  #tab-cdnselector .tab-panel__image,
  #tab-partnership .tab-panel__image {
    min-width: 300px;
  }
}

/* ── Relationship context timeline ─────────── */
.rel-context {
  padding: 0 0 4px;
}

.rel-context__title {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(240, 244, 255, 0.45);
  margin: 0 0 14px;
}

.rel-context__timeline {
  display: flex;
  flex-direction: column;
  gap: 0;
  position: relative;
}

.rel-context__item {
  display: flex;
  gap: 12px;
  padding-bottom: 18px;
  position: relative;
}

.rel-context__item:last-child {
  padding-bottom: 0;
}

/* Vertical line connecting dots */
.rel-context__item:not(:last-child)::before {
  content: '';
  position: absolute;
  left: 5px;
  top: 12px;
  bottom: 0;
  width: 1px;
  background: rgba(255, 255, 255, 0.1);
}

.rel-context__dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.18);
  border: 1.5px solid rgba(255, 255, 255, 0.25);
  flex-shrink: 0;
  margin-top: 3px;
}

.rel-context__dot--active {
  background: #22c55e;
  border-color: #22c55e;
  box-shadow: 0 0 6px rgba(34, 197, 94, 0.5);
}

.rel-context__content {
  flex: 1;
  min-width: 0;
}

.rel-context__date {
  font-size: 10.5px;
  color: rgba(240, 244, 255, 0.4);
  margin-bottom: 2px;
}

.rel-context__label {
  font-size: 12.5px;
  font-weight: 600;
  color: #f0f4ff;
  margin-bottom: 4px;
  line-height: 1.3;
}

.rel-context__desc {
  font-size: 11.5px;
  color: rgba(240, 244, 255, 0.55);
  line-height: 1.55;
}

.rel-context__badge {
  display: inline-block;
  margin-top: 6px;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.rel-context__badge--now {
  background: rgba(34, 197, 94, 0.15);
  color: #22c55e;
  border: 1px solid rgba(34, 197, 94, 0.3);
}