/* ============================================================
   Slipstream — public site
   Brand: monochrome. ink #090909 · paper #fff · surface #101012
   flowline #1c1c1f · text-hi #f4f4f4 · text-lo #9a9a9e
   Display: Questrial · Body/UI: Inter · Data: JetBrains Mono
   ============================================================ */

:root {
  --ink: #090909;
  --paper: #ffffff;
  --surface: #101012;
  --surface-2: #141417;
  --flowline: #1c1c1f;
  --hairline: #202024;
  --text-hi: #f4f4f4;
  --text-lo: #9a9a9e;
  --chart-saved: #e8e8e8;
  --chart-spent: #4a4a4e;

  --font-display: "Questrial", "Inter", sans-serif;
  --font-body: "Inter", -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;

  --container: 1120px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--ink);
  color: var(--text-hi);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

::selection { background: var(--paper); color: var(--ink); }

.mono { font-family: var(--font-mono); font-variant-numeric: tabular-nums; }

.container { max-width: var(--container); margin: 0 auto; padding: 0 32px; }
.container--narrow { max-width: 760px; }

.visually-hidden {
  position: absolute; width: 1px; height: 1px;
  clip-path: inset(50%); overflow: hidden; white-space: nowrap;
}

a { color: inherit; }
p a { text-decoration-color: var(--text-lo); text-underline-offset: 3px; }
p a:hover { text-decoration-color: var(--paper); }

:focus-visible {
  outline: 2px solid var(--paper);
  outline-offset: 3px;
  border-radius: 2px;
}

/* ============================== WORDMARK ==============================
   The glitch: stacked copies of "slip", each clipped to a horizontal
   band (--c0 → --c1) and displaced sideways by --dx. "stream" is never
   disturbed. Vector at every size.                                     */

.wordmark {
  font-family: var(--font-display);
  display: inline-flex;
  align-items: baseline;
  letter-spacing: 0.015em;
  color: var(--text-hi);
  line-height: 1;
  white-space: nowrap;
  user-select: none;
}

.wm-slip { position: relative; display: inline-block; }
/* invisible sizing copy keeps layout honest */
.wm-slip::before { content: "slip"; visibility: hidden; }

.wm-band {
  position: absolute;
  inset: 0;
  clip-path: inset(var(--c0) -0.5em calc(100% - var(--c1)) -0.5em);
  transform: translateX(var(--dx));
}
.wm-band::after { content: "slip"; }

.wm-stream { display: inline-block; }

.wordmark--nav { font-size: 22px; }
.wordmark--app { font-size: 17px; }
.wordmark--hero {
  font-size: clamp(56px, 10.5vw, 124px);
  letter-spacing: 0.01em;
  margin-bottom: 8px;
}

/* the single permitted motion: one glitch-in on first load (≈280ms) */
@keyframes glitch-in {
  0%   { transform: translateX(0); }
  35%  { transform: translateX(calc(var(--dx) * -1.7)); }
  70%  { transform: translateX(calc(var(--dx) * 1.45)); }
  100% { transform: translateX(var(--dx)); }
}
.wordmark--hero .wm-band {
  animation: glitch-in 280ms steps(3, end) 420ms backwards;
}

/* ============================== NAV ============================== */

.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--ink) 78%, transparent);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--flowline);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: 64px;
}

.nav-brand { text-decoration: none; display: inline-flex; }

.nav-links {
  display: flex;
  gap: 28px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-lo);
}
.nav-links a { text-decoration: none; transition: color 160ms var(--ease); }
.nav-links a:hover { color: var(--text-hi); }

.nav-cta { display: flex; gap: 10px; }

/* ============================== BUTTONS ============================== */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-weight: 500;
  text-decoration: none;
  border-radius: 8px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 160ms var(--ease), border-color 160ms var(--ease),
              color 160ms var(--ease), transform 160ms var(--ease);
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }

.btn--solid { background: var(--paper); color: var(--ink); }
.btn--solid:hover { background: var(--chart-saved); }

.btn--ghost {
  background: transparent;
  color: var(--text-hi);
  border-color: var(--hairline);
}
.btn--ghost:hover { border-color: #34343a; background: rgba(255, 255, 255, 0.04); }

.btn--sm { font-size: 13.5px; padding: 7px 14px; }
.btn--lg { font-size: 15px; padding: 12px 22px; border-radius: 10px; }

.btn .ic { width: 16px; height: 16px; flex: none; }

/* ============================== HERO ============================== */

.hero {
  position: relative;
  padding: 96px 0 0;
  overflow: hidden;
}

.flowlines {
  position: absolute;
  inset: 0 0 auto 0;
  height: 760px;
  pointer-events: none;
}
.flowlines svg { width: 100%; height: 100%; display: block; }
.flow-g path {
  stroke: #232329;
  stroke-dasharray: 460 70;
}
@keyframes flow-drift { to { stroke-dashoffset: -510; } }
.flow-g path { animation: flow-drift 90s linear infinite; }
.flow-g path:nth-child(odd) { animation-duration: 120s; }
.flow-g path:nth-child(3n) { animation-delay: -40s; }

.hero-inner {
  position: relative;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-top: 40px;
}

.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(28px, 4.6vw, 48px);
  line-height: 1.14;
  letter-spacing: -0.01em;
  color: var(--text-hi);
  margin-top: 34px;
}

.hero-sub {
  max-width: 600px;
  margin-top: 18px;
  color: var(--text-lo);
  font-size: 17px;
}

.dl-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-top: 36px;
}

.dl-note {
  margin-top: 16px;
  font-size: 12.5px;
  color: var(--text-lo);
}
.dl-note a { text-decoration-color: var(--flowline); text-underline-offset: 3px; }
.dl-note a:hover { text-decoration-color: var(--text-lo); }

/* ============================== APP WINDOW (dashboard proof) ============================== */

.appwin {
  position: relative;
  margin-top: 72px;
  background: var(--surface);
  border: 1px solid var(--flowline);
  border-radius: 14px;
  box-shadow: 0 40px 120px -40px rgba(0, 0, 0, 0.9);
  overflow: hidden;
  font-size: 12.5px;
}

.appwin-titlebar {
  display: flex;
  gap: 7px;
  padding: 13px 16px;
  border-bottom: 1px solid var(--flowline);
}
.tl-dot { width: 11px; height: 11px; border-radius: 50%; background: #29292d; }

.appwin-body { display: grid; grid-template-columns: 196px 1fr; }

.app-side {
  border-right: 1px solid var(--flowline);
  padding: 20px 14px;
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.app-nav { display: flex; flex-direction: column; gap: 2px; }
.app-nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border-radius: 7px;
  color: var(--text-lo);
  font-weight: 500;
}
.app-nav-item svg {
  width: 14px; height: 14px;
  fill: none; stroke: currentColor; stroke-width: 1.4;
  stroke-linecap: round; stroke-linejoin: round;
}
.app-nav-item.is-active { background: var(--surface-2); color: var(--text-hi); }

.app-side-foot {
  margin-top: auto;
  display: flex;
  gap: 9px;
  align-items: flex-start;
  font-size: 11px;
  color: var(--text-lo);
  border: 1px solid var(--flowline);
  border-radius: 9px;
  padding: 10px;
  line-height: 1.5;
}
.app-side-foot strong { color: var(--text-hi); font-weight: 500; }
.status-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--chart-saved);
  margin-top: 4px;
  flex: none;
}

.app-main { padding: 20px 22px 22px; display: flex; flex-direction: column; gap: 14px; min-width: 0; }

.app-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}
.app-head strong { font-size: 14px; display: block; }
.app-head span { color: var(--text-lo); font-size: 11.5px; }

.app-range {
  display: flex;
  border: 1px solid var(--flowline);
  border-radius: 7px;
  overflow: hidden;
  font-size: 10.5px;
}
.app-range span { padding: 5px 10px; color: var(--text-lo); }
.app-range span + span { border-left: 1px solid var(--flowline); }
.app-range .on { background: var(--surface-2); color: var(--text-hi); }

.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}

.stat-card {
  border: 1px solid var(--flowline);
  border-radius: 10px;
  padding: 13px 14px 11px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  position: relative;
  min-width: 0;
}

.stat-label {
  font-size: 10.5px;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-lo);
}

.stat-value { font-size: 22px; font-weight: 600; color: var(--text-hi); letter-spacing: -0.01em; }

.spark { width: 100%; height: 24px; margin-top: 2px; }
.spark-line {
  fill: none;
  stroke: var(--chart-spent);
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.stat-card:nth-child(2) .spark-line,
.stat-card:nth-child(3) .spark-line { stroke: var(--chart-saved); }

.stat-delta { font-size: 10px; color: var(--text-lo); }

.app-cols {
  display: grid;
  grid-template-columns: 1.25fr 1fr;
  gap: 10px;
  min-width: 0;
}

.panel {
  border: 1px solid var(--flowline);
  border-radius: 10px;
  padding: 14px;
  min-width: 0;
}

.panel-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 12px;
  font-size: 12px;
}
.panel-head strong { font-weight: 600; }

.legend { font-size: 10px; color: var(--text-lo); display: inline-flex; align-items: center; gap: 5px; }
.sw { width: 8px; height: 8px; border-radius: 2px; display: inline-block; }
.sw-saved { background: var(--chart-saved); }
.sw-spent { background: var(--chart-spent); margin-left: 8px; }

/* stacked bars */
.bars {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 10px;
  align-items: end;
  height: 150px;
  padding-top: 6px;
}
.bar-col { display: flex; flex-direction: column; align-items: center; gap: 6px; height: 100%; }
.bar {
  width: 100%;
  max-width: 34px;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 2px;
}
.bar i {
  display: block;
  border-radius: 2.5px;
  height: 0;
  transition: height 900ms var(--ease);
}
.bar .b-saved { background: var(--chart-saved); order: -1; }
.bar .b-spent { background: var(--chart-spent); }
.appwin.in .bar i { height: var(--h); }
.bar-col:nth-child(1) i { transition-delay: 0ms; }
.bar-col:nth-child(2) i { transition-delay: 70ms; }
.bar-col:nth-child(3) i { transition-delay: 140ms; }
.bar-col:nth-child(4) i { transition-delay: 210ms; }
.bar-col:nth-child(5) i { transition-delay: 280ms; }
.bar-col:nth-child(6) i { transition-delay: 350ms; }
.bar-col:nth-child(7) i { transition-delay: 420ms; }
.bar-col > span { font-size: 9px; color: var(--text-lo); }

/* tables */
.mini-table { width: 100%; border-collapse: collapse; font-size: 11.5px; }
.mini-table th {
  text-align: left;
  font-weight: 500;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-lo);
  padding: 0 8px 8px 0;
  border-bottom: 1px solid var(--flowline);
}
.mini-table td {
  padding: 8px 8px 8px 0;
  border-bottom: 1px solid color-mix(in srgb, var(--flowline) 55%, transparent);
  color: var(--text-hi);
  white-space: nowrap;
}
.mini-table tr:last-child td { border-bottom: 0; }
.mini-table td.mono { color: var(--text-lo); }
.mini-table td:first-child { color: var(--text-hi); }

.redbar {
  display: inline-block;
  width: 34px;
  height: 3px;
  border-radius: 2px;
  background: var(--flowline);
  margin-left: 7px;
  vertical-align: 2px;
  position: relative;
  overflow: hidden;
}
.redbar::after {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: var(--w);
  background: var(--chart-saved);
  border-radius: 2px;
}

.chip {
  font-family: var(--font-mono);
  font-size: 10px;
  border: 1px solid var(--flowline);
  border-radius: 5px;
  padding: 2.5px 7px;
  color: var(--text-hi);
}

.sessions-panel { overflow-x: auto; }

/* ============================== STAT STRIP ============================== */

.stat-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--flowline);
  border-bottom: 1px solid var(--flowline);
  margin-top: 88px;
}
.stat-strip > div {
  padding: 34px 26px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.stat-strip > div + div { border-left: 1px solid var(--flowline); }
.strip-value { font-size: 30px; font-weight: 600; letter-spacing: -0.01em; }
.strip-label { font-size: 13px; color: var(--text-lo); line-height: 1.45; }

/* ============================== SECTIONS ============================== */

.section { padding: 110px 0; scroll-margin-top: 64px; }
.section + .section { border-top: 1px solid color-mix(in srgb, var(--flowline) 70%, transparent); }

.section-head { max-width: 640px; margin: 0 auto 64px; text-align: center; }
.section-head--left { margin: 0; text-align: left; }

.section-head h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 3.6vw, 42px);
  font-weight: 400;
  line-height: 1.16;
  letter-spacing: -0.005em;
}
.section-head p { margin-top: 16px; color: var(--text-lo); font-size: 16.5px; }

/* ============================== DEMO ============================== */

.demo-section { padding-top: 96px; }

.demo {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 14px;
  align-items: stretch;
}

.demo-pane {
  background: var(--surface);
  border: 1px solid var(--flowline);
  border-radius: 14px;
  overflow: hidden;
}

.demo-pane-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  border-bottom: 1px solid var(--flowline);
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--text-lo);
}

.demo-code {
  padding: 18px 20px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.9;
  overflow-x: auto;
}
.demo-code .ln {
  display: block;
  max-height: 1.9em;
  white-space: pre;
  overflow: hidden;
  transition: transform 300ms var(--ease), opacity 300ms var(--ease),
              max-height 360ms var(--ease) 220ms;
}
.demo-code .keep { color: var(--text-hi); }
.demo-code .cut { color: var(--text-lo); }
.demo-code .cut.slicing { transform: translateX(var(--slice, 16px)); opacity: 0; }
.demo-code .cut.gone { max-height: 0; }

.demo-stats {
  border: 1px solid var(--flowline);
  border-radius: 14px;
  padding: 28px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 18px;
  align-content: center;
}
.demo-stat { display: flex; flex-direction: column; gap: 6px; }
.demo-stat--wide { grid-column: 1 / -1; border-top: 1px solid var(--flowline); padding-top: 22px; }
.demo-num { font-size: 32px; font-weight: 600; color: var(--text-lo); letter-spacing: -0.01em; }
.demo-num.is-hi { color: var(--text-hi); }
#demo-pct { color: var(--text-hi); font-size: 44px; }
.demo-arrow { color: var(--text-lo); width: 40px; }
.demo-arrow svg { width: 100%; display: block; }
.demo-foot { grid-column: 1 / -1; color: var(--text-lo); font-size: 13.5px; margin-top: 2px; }

/* ============================== FEATURES ============================== */

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.feature {
  border: 1px solid var(--flowline);
  border-radius: 14px;
  padding: 26px 24px 28px;
  background: linear-gradient(180deg, var(--surface) 0%, transparent 130%);
  transition: border-color 200ms var(--ease);
}
.feature:hover { border-color: #2c2c31; }

.f-ic {
  width: 26px; height: 26px;
  stroke: var(--text-hi);
  margin-bottom: 18px;
}
.feature h3, .feature-sm h3 {
  font-size: 16.5px;
  font-weight: 600;
  letter-spacing: -0.005em;
  margin-bottom: 8px;
}
.feature p, .feature-sm p { font-size: 13.5px; color: var(--text-lo); line-height: 1.65; }

.feature-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: 14px;
}
.feature-sm {
  border: 1px solid color-mix(in srgb, var(--flowline) 70%, transparent);
  border-radius: 14px;
  padding: 22px 24px;
}

/* ============================== HOW IT WORKS ============================== */

.steps {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  counter-reset: step;
}

.step {
  border: 1px solid var(--flowline);
  border-radius: 14px;
  padding: 28px 26px;
  position: relative;
}

.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px; height: 30px;
  border: 1px solid var(--hairline);
  border-radius: 50%;
  font-size: 13px;
  color: var(--text-hi);
  margin-bottom: 18px;
}

.step h3 { font-size: 17px; font-weight: 600; margin-bottom: 8px; }
.step p { font-size: 13.5px; color: var(--text-lo); }

.snippet {
  margin-top: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  border: 1px solid var(--hairline);
  background: var(--surface);
  border-radius: 9px;
  padding: 8px 8px 8px 14px;
}
.snippet pre { font-size: 12.5px; color: var(--text-hi); overflow-x: auto; }

/* ============================== CALCULATOR ============================== */

.calc {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border: 1px solid var(--flowline);
  border-radius: 16px;
  overflow: hidden;
}

.calc-controls { padding: 40px; border-right: 1px solid var(--flowline); }

.calc-spend { font-size: 46px; font-weight: 600; letter-spacing: -0.01em; margin: 10px 0 22px; }

input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 28px;
  background: transparent;
  cursor: pointer;
}
input[type="range"]::-webkit-slider-runnable-track {
  height: 2px;
  background: linear-gradient(to right, var(--chart-saved) var(--fill, 10%), var(--flowline) var(--fill, 10%));
  border-radius: 2px;
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 18px; height: 18px;
  border-radius: 50%;
  background: var(--paper);
  margin-top: -8px;
  border: none;
  box-shadow: 0 2px 10px rgba(0,0,0,.6);
}
input[type="range"]::-moz-range-track {
  height: 2px;
  background: var(--flowline);
  border-radius: 2px;
}
input[type="range"]::-moz-range-progress { height: 2px; background: var(--chart-saved); border-radius: 2px; }
input[type="range"]::-moz-range-thumb {
  width: 18px; height: 18px;
  border-radius: 50%;
  background: var(--paper);
  border: none;
}

.calc-presets { display: flex; gap: 8px; margin-top: 26px; flex-wrap: wrap; }
.preset {
  font-family: var(--font-body);
  font-size: 12.5px;
  font-weight: 500;
  color: var(--text-lo);
  background: transparent;
  border: 1px solid var(--hairline);
  border-radius: 99px;
  padding: 7px 14px;
  cursor: pointer;
  transition: all 160ms var(--ease);
}
.preset:hover { color: var(--text-hi); border-color: #34343a; }
.preset.is-on { background: var(--paper); color: var(--ink); border-color: var(--paper); }

.calc-out { padding: 40px; display: flex; flex-direction: column; gap: 26px; justify-content: center; }
.calc-cell { display: flex; flex-direction: column; gap: 6px; }
.calc-num { font-size: 46px; font-weight: 600; letter-spacing: -0.01em; }
.calc-foot { font-size: 13px; color: var(--text-lo); }
.calc-foot .mono { font-size: 12px; }

/* ============================== PRIVACY ============================== */

.privacy-inner {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 64px;
  align-items: center;
}

.privacy-list { list-style: none; display: flex; flex-direction: column; }
.privacy-list li {
  display: flex;
  gap: 14px;
  align-items: baseline;
  padding: 16px 4px;
  font-size: 15.5px;
  border-bottom: 1px solid color-mix(in srgb, var(--flowline) 70%, transparent);
}
.privacy-list li:first-child { border-top: 1px solid color-mix(in srgb, var(--flowline) 70%, transparent); }
.privacy-list .mono { color: var(--chart-saved); font-size: 13px; }

/* ============================== FAQ ============================== */

.faq {
  border-bottom: 1px solid var(--flowline);
}
.faq:first-of-type { border-top: 1px solid var(--flowline); }

.faq summary {
  list-style: none;
  cursor: pointer;
  padding: 22px 40px 22px 4px;
  font-size: 16.5px;
  font-weight: 500;
  position: relative;
  transition: color 160ms var(--ease);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary:hover { color: var(--paper); }
.faq summary::after {
  content: "+";
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--text-lo);
  transition: transform 200ms var(--ease);
}
.faq[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq p { padding: 0 40px 24px 4px; color: var(--text-lo); font-size: 14.5px; max-width: 62ch; }
.faq .mono { font-size: 13px; color: var(--text-hi); }

/* ============================== CLOSING CTA ============================== */

.cta-section { padding: 140px 0; }
.cta-inner { text-align: center; display: flex; flex-direction: column; align-items: center; }
.cta-inner h2 {
  font-family: var(--font-display);
  font-size: clamp(32px, 5vw, 56px);
  font-weight: 400;
  line-height: 1.12;
  margin-bottom: 40px;
}

/* ============================== FOOTER ============================== */

.footer { border-top: 1px solid var(--flowline); padding: 56px 0 64px; }

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 48px;
  flex-wrap: wrap;
}

.footer-brand p {
  margin-top: 18px;
  font-size: 13px;
  color: var(--text-lo);
  max-width: 44ch;
  line-height: 1.7;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 13.5px;
  color: var(--text-lo);
}
.footer-links a { text-decoration: none; transition: color 160ms var(--ease); }
.footer-links a:hover { color: var(--text-hi); }

/* ============================== SCROLL REVEAL ============================== */

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 700ms var(--ease), transform 700ms var(--ease);
}
.reveal.in { opacity: 1; transform: none; }

/* ============================== RESPONSIVE ============================== */

@media (max-width: 1040px) {
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 880px) {
  .nav-links { display: none; }
  .app-cols { grid-template-columns: 1fr; }
  .demo { grid-template-columns: 1fr; }
  .calc { grid-template-columns: 1fr; }
  .calc-controls { border-right: 0; border-bottom: 1px solid var(--flowline); }
  .privacy-inner { grid-template-columns: 1fr; gap: 40px; }
  .steps { grid-template-columns: 1fr; }
  .feature-row { grid-template-columns: 1fr; }
  .stat-strip { grid-template-columns: repeat(2, 1fr); }
  .stat-strip > div:nth-child(3) { border-left: 0; }
  .stat-strip > div:nth-child(n + 3) { border-top: 1px solid var(--flowline); }
}

@media (max-width: 720px) {
  .container { padding: 0 20px; }
  .section { padding: 80px 0; }
  .appwin-body { grid-template-columns: 1fr; }
  .app-side { display: none; }
  .sessions-panel { display: none; }
  .feature-grid { grid-template-columns: 1fr; }
  .stat-strip { grid-template-columns: 1fr; }
  .stat-strip > div + div { border-left: 0; border-top: 1px solid var(--flowline); }
  .demo-num { font-size: 26px; }
  #demo-pct { font-size: 36px; }
  .calc-controls, .calc-out { padding: 28px 22px; }
  .calc-spend, .calc-num { font-size: 36px; }
}

@media print {
  .reveal { opacity: 1 !important; transform: none !important; }
  .appwin .bar i { height: var(--h) !important; }
}

/* ============================== REDUCED MOTION ============================== */

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    transition-delay: 0ms !important;
  }
  .flow-g path { animation: none; }
  .reveal { opacity: 1; transform: none; }
}