/* Platform page hero — Linear spacing / offset / negative space */

.pf-hero {
  /* Measured from linear.app @ 1920: max 1436, side 46, inset 32, frame inset 12 */
  --pf-max: 89.75rem;
  --pf-side: 2.875rem;
  --pf-inset: 2rem;
  --pf-frame-inset: 0.75rem;
  --pf-header-gap: 12.5rem; /* ~200px below header → title */
  --pf-copy-to-frame: 4.375rem; /* 70px */
  --pf-stage-bottom: 7rem; /* 112px */
  --pf-frame-radius: 0.75rem; /* 12px */
  --pf-shell-bg: #0c0c0c;
  --pf-panel: #1a1a1a;
  --pf-surface: #0c0c0c;
  --pf-border: #262626;
  --pf-fg: #f8f8f8;
  --pf-fg-strong: #ffffff;
  --pf-muted: #929aa5;
  --pf-bull: #26a69a;
  --pf-bear: #ef5350;
  --pf-ema: #f0b90b;
  --pf-active: color-mix(in srgb, var(--alt-blue-soft, #a5b5d2) 22%, transparent);
  position: relative;
  width: 100%;
  max-width: none;
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html[data-theme="light"] .pf-hero {
  --pf-shell-bg: #ffffff;
  --pf-panel: #f3f4f6;
  --pf-surface: #ffffff;
  --pf-border: #e5e7eb;
  --pf-fg: #111827;
  --pf-fg-strong: #111827;
  --pf-muted: #6b7280;
  --pf-bull: #089981;
  --pf-bear: #f23645;
  --pf-ema: #b45309;
}

.pf-hero-rail {
  width: min(100%, var(--pf-max));
  max-width: var(--pf-max);
  margin: 0 auto;
  padding: calc(var(--alt-header-h, 4rem) + var(--pf-header-gap)) var(--pf-side) 0;
  box-sizing: border-box;
}

.pf-hero-copy {
  position: relative;
  padding: 0 var(--pf-inset);
  margin: 0;
}

/* Eyebrow sits in the large top negative space — does not push the H1 */
.pf-hero-eyebrow {
  position: absolute;
  left: var(--pf-inset);
  right: var(--pf-inset);
  bottom: calc(100% + 1rem);
  margin: 0;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--pf-muted);
}

.pf-hero-copy h1 {
  margin: 0 0 0 -2px;
  max-width: none;
  font-family: var(--alt-font-sans);
  font-size: clamp(2.75rem, 3.35vw, 4rem); /* → 64px */
  font-weight: 500;
  letter-spacing: -0.022em;
  line-height: 1;
  color: var(--pf-fg-strong);
}

.pf-hero-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem 1.5rem;
  margin-top: 2rem; /* 32px */
  width: 100%;
}

.pf-hero-lead {
  margin: 0;
  flex: 1 1 16rem;
  max-width: 31.5625rem; /* 505px */
  font-size: 0.9375rem; /* 15px */
  line-height: 1.6; /* 24px */
  letter-spacing: -0.011em;
  color: var(--pf-muted);
}

.pf-hero-aside {
  flex: 0 0 auto;
  margin-left: auto;
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--pf-fg-strong);
  text-decoration: none;
  white-space: nowrap;
}

.pf-hero-aside:hover {
  color: var(--pf-fg);
}

.pf-hero-aside span {
  margin-left: 0.15em;
}

/* Reveal */
.pf-reveal {
  opacity: 0;
  transform: translateY(1.1rem);
  transition:
    opacity 0.65s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.65s cubic-bezier(0.22, 1, 0.36, 1);
}

.pf-reveal-delay {
  transition-delay: 0.14s;
}

.pf-hero.is-in .pf-reveal {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .pf-reveal,
  .pf-reveal-delay {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* Full-bleed stage (Linear WS84WW_wrapper) */
.pf-hero-stage {
  position: relative;
  width: 100%;
  margin-top: var(--pf-copy-to-frame);
  padding: 0 0 var(--pf-stage-bottom);
  box-sizing: border-box;
}

.pf-glow {
  position: absolute;
  left: 50%;
  top: 8%;
  width: min(100%, 120rem);
  height: 90%;
  transform: translate(-50%, 0);
  pointer-events: none;
  z-index: 0;
  background: radial-gradient(
    ellipse 55% 50% at 50% 35%,
    rgba(255, 255, 255, 0.06) 0%,
    rgba(255, 255, 255, 0.02) 40%,
    transparent 70%
  );
  filter: blur(36px);
  opacity: 0.9;
}

html[data-theme="light"] .pf-glow {
  background: radial-gradient(
    ellipse 55% 50% at 50% 35%,
    rgba(16, 22, 31, 0.08) 0%,
    rgba(16, 22, 31, 0.03) 40%,
    transparent 70%
  );
  opacity: 0.7;
}

.pf-frame-slot {
  position: relative;
  z-index: 1;
  width: min(100%, var(--pf-max));
  max-width: var(--pf-max);
  margin: 0 auto;
  padding: 0 calc(var(--pf-side) + var(--pf-frame-inset));
  box-sizing: border-box;
}

.pf-frame {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  width: 100%;
  aspect-ratio: 1320 / 720;
  height: auto;
  border-radius: var(--pf-frame-radius);
  overflow: hidden;
  background: var(--pf-shell-bg);
  border: 1px solid var(--pf-border);
  color: var(--pf-fg);
  box-shadow:
    0 28px 70px rgba(0, 0, 0, 0.28),
    0 1px 0 color-mix(in srgb, #fff 6%, transparent) inset;
  pointer-events: none;
  user-select: none;
  min-height: 0;
  padding: 0;
  box-sizing: border-box;
}

html[data-theme="light"] .pf-frame {
  box-shadow:
    0 24px 56px rgba(16, 22, 31, 0.12),
    0 1px 0 color-mix(in srgb, #fff 70%, transparent) inset;
}

@media (max-width: 1100px) {
  .pf-hero {
    --pf-side: 1.5rem;
    --pf-inset: 0.5rem;
    --pf-header-gap: 6rem;
    --pf-copy-to-frame: 3rem;
    --pf-stage-bottom: 4rem;
  }

  .pf-hero-copy h1 {
    font-size: clamp(2.25rem, 7vw, 3rem);
  }

  .pf-frame {
    aspect-ratio: auto;
    min-height: 22rem;
  }
}

@media (max-width: 720px) {
  .pf-hero {
    --pf-header-gap: 4rem;
    --pf-inset: 0;
    --pf-frame-inset: 0;
  }

  .pf-hero-eyebrow {
    position: static;
    margin-bottom: 0.85rem;
  }

  .pf-hero-row {
    margin-top: 1.25rem;
  }

  .pf-hero-aside {
    margin-left: 0;
  }
}


.pf-chrome {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.55rem 0.85rem;
  border-bottom: 1px solid var(--pf-border);
  background: color-mix(in srgb, var(--pf-panel) 55%, var(--pf-shell-bg));
}

.pf-traffic {
  display: flex;
  gap: 0.35rem;
}

.pf-traffic i {
  display: block;
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: color-mix(in srgb, var(--pf-muted) 45%, transparent);
}

.pf-url {
  font-size: 0.7rem;
  color: var(--pf-muted);
  letter-spacing: 0.01em;
}

.pf-live {
  margin-left: auto;
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--pf-muted);
  padding: 0.2rem 0.45rem;
  border-radius: 999px;
  border: 1px solid var(--pf-border);
}

.pf-shell {
  display: grid;
  grid-template-columns: 11.5rem 1fr;
  flex: 1;
  min-height: 0;
  max-height: none;
}

@media (max-width: 900px) {
  .pf-shell {
    grid-template-columns: 1fr;
    max-height: none;
  }
  .pf-rail {
    display: none;
  }
}

/* Left rail */
.pf-rail {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  padding: 0.75rem 0.55rem;
  border-right: 1px solid var(--pf-border);
  background: color-mix(in srgb, var(--pf-panel) 40%, var(--pf-shell-bg));
}

.pf-rail-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.55rem 0.85rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--pf-fg-strong);
}

.pf-rail-brand img {
  width: 1.1rem;
  height: 1.1rem;
}

.pf-rail-item {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.45rem 0.55rem;
  border-radius: 0.4rem;
  font-size: 0.8rem;
  color: var(--pf-muted);
}

.pf-rail-item svg {
  width: 0.95rem;
  height: 0.95rem;
  flex: 0 0 auto;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
  opacity: 0.85;
}

.pf-rail-item.is-active {
  background: var(--pf-active);
  color: var(--pf-fg-strong);
}

.pf-rail-label {
  margin: 0.85rem 0.55rem 0.35rem;
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--pf-muted) 80%, transparent);
}

/* Workspace = chart + assistant */
.pf-workspace {
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(14rem, 0.9fr);
  min-width: 0;
  min-height: 0;
}

@media (max-width: 720px) {
  .pf-workspace {
    grid-template-columns: 1fr;
  }
  .pf-assistant {
    border-left: none !important;
    border-top: 1px solid var(--pf-border);
    max-height: 14rem;
  }
}

.pf-chart-col {
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 0;
  background: var(--pf-shell-bg);
}

.pf-tabs {
  display: flex;
  align-items: center;
  gap: 0.15rem;
  padding: 0.45rem 0.65rem 0;
  border-bottom: 1px solid var(--pf-border);
}

.pf-tab {
  padding: 0.4rem 0.65rem;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--pf-muted);
  border-radius: 0.35rem 0.35rem 0 0;
}

.pf-tab.is-active {
  color: var(--pf-fg-strong);
  background: color-mix(in srgb, var(--pf-panel) 70%, transparent);
  box-shadow: inset 0 -1px 0 var(--pf-fg-strong);
}

.pf-tab-add {
  padding: 0.35rem 0.5rem;
  color: var(--pf-muted);
  opacity: 0.6;
  font-size: 0.85rem;
}

.pf-period {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.65rem 1rem;
  padding: 0.45rem 0.75rem;
  border-bottom: 1px solid var(--pf-border);
  font-size: 0.7rem;
  color: var(--pf-muted);
}

.pf-intervals {
  display: flex;
  gap: 0.15rem;
}

.pf-intervals span {
  padding: 0.2rem 0.4rem;
  border-radius: 0.25rem;
}

.pf-intervals span.is-active {
  background: var(--pf-active);
  color: var(--pf-fg-strong);
  font-weight: 600;
}

.pf-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.pf-leg {
  display: inline-flex;
  align-items: center;
  gap: 0.28rem;
}

.pf-leg i {
  width: 0.55rem;
  height: 0.15rem;
  border-radius: 1px;
  background: currentColor;
}

.pf-leg.ema20 { color: var(--pf-ema); }
.pf-leg.vol { color: var(--alt-blue-soft, #a5b5d2); }

.pf-ohlc {
  margin-left: auto;
  font-variant-numeric: tabular-nums;
  color: var(--pf-fg);
}

.pf-ohlc strong {
  font-weight: 600;
  color: var(--pf-bull);
}

.pf-plot {
  position: relative;
  flex: 1;
  min-height: 12rem;
  padding: 0.5rem 2.25rem 0.5rem 0.5rem;
}

.pf-plot svg {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 11rem;
}

.pf-plot .pf-c-bull {
  stroke: var(--pf-bull);
  fill: var(--pf-bull);
  stroke-width: 1;
}

.pf-plot .pf-c-bear {
  stroke: var(--pf-bear);
  fill: var(--pf-bear);
  stroke-width: 1;
}

.pf-plot .pf-ema {
  stroke: var(--pf-ema);
  stroke-width: 1.4;
  opacity: 0.9;
}

.pf-yaxis {
  position: absolute;
  right: 0.35rem;
  top: 0.5rem;
  bottom: 0.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  font-size: 0.62rem;
  font-variant-numeric: tabular-nums;
  color: var(--pf-muted);
  text-align: right;
  pointer-events: none;
}

.pf-statusbar {
  display: flex;
  gap: 1rem;
  padding: 0.4rem 0.75rem;
  border-top: 1px solid var(--pf-border);
  font-size: 0.65rem;
  color: var(--pf-muted);
}

.pf-statusbar strong {
  color: var(--pf-fg);
  font-weight: 600;
}

.pf-spacer { flex: 1; }

/* Assistant */
.pf-assistant {
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 0;
  border-left: 1px solid var(--pf-border);
  background: color-mix(in srgb, var(--pf-panel) 35%, var(--pf-shell-bg));
}

.pf-ai-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.65rem 0.75rem;
  border-bottom: 1px solid var(--pf-border);
}

.pf-ai-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.pf-ai-brand img {
  width: 1.15rem;
  height: 1.15rem;
}

.pf-ai-title {
  margin: 0;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--pf-fg-strong);
}

.pf-ai-sub {
  margin: 0.1rem 0 0;
  font-size: 0.65rem;
  color: var(--pf-muted);
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.pf-dot {
  width: 0.35rem;
  height: 0.35rem;
  border-radius: 50%;
  background: var(--pf-bull);
}

.pf-model {
  font-size: 0.62rem;
  font-weight: 600;
  padding: 0.2rem 0.45rem;
  border-radius: 999px;
  border: 1px solid var(--pf-border);
  color: var(--pf-muted);
  white-space: nowrap;
}

.pf-thread {
  flex: 1;
  overflow: hidden;
  padding: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.pf-msg-user {
  align-self: flex-end;
  max-width: 92%;
  padding: 0.55rem 0.7rem;
  border-radius: 0.65rem 0.65rem 0.2rem 0.65rem;
  background: var(--pf-active);
  font-size: 0.75rem;
  line-height: 1.45;
  color: var(--pf-fg-strong);
}

.pf-tools {
  border: 1px solid var(--pf-border);
  border-radius: 0.5rem;
  padding: 0.45rem 0.55rem;
  background: color-mix(in srgb, var(--pf-surface) 50%, transparent);
}

.pf-tools-head {
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--pf-muted);
  margin-bottom: 0.35rem;
}

.pf-tool {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.68rem;
  color: var(--pf-fg);
  padding: 0.18rem 0;
}

.pf-tool::before {
  content: "";
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: var(--pf-bull);
  flex: 0 0 auto;
  box-shadow: inset 0 0 0 1.5px color-mix(in srgb, #fff 25%, transparent);
}

.pf-msg-ai {
  display: flex;
  gap: 0.45rem;
  align-items: flex-start;
}

.pf-msg-ai img {
  width: 1rem;
  height: 1rem;
  margin-top: 0.15rem;
  flex: 0 0 auto;
}

.pf-msg-ai p {
  margin: 0;
  font-size: 0.75rem;
  line-height: 1.5;
  color: var(--pf-fg);
}

.pf-composer {
  padding: 0.55rem 0.75rem 0.75rem;
  border-top: 1px solid var(--pf-border);
}

.pf-composer-box {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 0.65rem;
  border-radius: 0.55rem;
  border: 1px solid var(--pf-border);
  background: var(--pf-shell-bg);
  color: var(--pf-muted);
  font-size: 0.75rem;
}

.pf-composer-box svg {
  width: 0.95rem;
  height: 0.95rem;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.7;
  opacity: 0.7;
}

/* Soft float on scroll disabled — Linear hero stays locked to layout rhythm */