/* ─────────────────────────────────────────────────────────────
   VELNOC Works — design tokens
   Editorial cream + orange-stamp system
   ───────────────────────────────────────────────────────────── */

@import url("https://cdn.jsdelivr.net/gh/orioncactus/pretendard@v1.3.9/dist/web/static/pretendard.css");
@import url("https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600&display=swap");

:root {
  /* surfaces */
  --canvas:           #f9f7f3;
  --bone:             #f3f0e8;
  --card:             #ffffff;
  --dark:             #202020;
  --deep:             #000000;

  /* accents */
  --primary:          #ea2804;
  --primary-deep:     #c01f00;
  --glow:             #ff6a3d;
  --pink:             #f4a8a0;
  --on-primary:       #ffffff;

  /* text */
  --ink:              #202020;
  --body:             #3a3a3a;
  --charcoal:         #575757;
  --mute:             #646464;
  --ash:              #8d8d8d;
  --stone:            #bbbbbb;
  --on-dark:          #fcfcfc;
  --on-dark-mute:     rgba(252, 252, 252, 0.72);

  /* hairlines */
  --hairline:         rgba(32, 32, 32, 0.12);
  --hairline-strong:  #202020;
  --divider-dark:     rgba(252, 252, 252, 0.12);

  /* semantic */
  --success:          #2b9a66;

  /* type */
  --font-display:     "Pretendard", -apple-system, system-ui, sans-serif;
  --font-body:        "Pretendard", -apple-system, system-ui, sans-serif;
  --font-mono:        "JetBrains Mono", ui-monospace, "SF Mono", monospace;
}

/* ─────────────────────────────────────────────────────────────
   Reset
   ───────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--canvas);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  color: var(--ink);
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
button { font: inherit; cursor: pointer; border: 0; background: 0; padding: 0; color: inherit; }
a { color: inherit; text-decoration: none; }
img, svg { display: block; }

/* ─────────────────────────────────────────────────────────────
   Site shell — standard responsive page
   ───────────────────────────────────────────────────────────── */
.site {
  min-height: 100vh;
  background: var(--canvas);
  color: var(--ink);
  font-family: var(--font-body);
  position: relative;
  /* leave room at the bottom so fixed sticky CTA doesn't overlap final content */
  padding-bottom: 96px;
}

/* Centered content track used inside full-bleed sections */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
  box-sizing: border-box;
}
@media (max-width: 640px) {
  .container { padding-left: 20px; padding-right: 20px; }
}
@media (max-width: 380px) {
  .container { padding-left: 16px; padding-right: 16px; }
}

/* Legacy device-frame helpers kept as no-ops so older selectors don't break */
.stage, .page { display: contents; }

/* ─────────────────────────────────────────────────────────────
   Typography
   ───────────────────────────────────────────────────────────── */
.eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--charcoal);
}
.eyebrow.dot::before {
  content: "";
  display: inline-block;
  width: 6px; height: 6px; border-radius: 999px;
  background: currentColor;
  margin-right: 8px;
  transform: translateY(-2px);
  transition: background 280ms ease, box-shadow 280ms ease;
}
.eyebrow.on-dark { color: var(--on-dark-mute); }
.eyebrow.on-orange { color: rgba(255,255,255,0.85); }

/* ── Active-section eyebrow — pulses while its section is in view ── */
[data-section-active="true"] .eyebrow {
  color: var(--primary);
  transition: color 420ms ease;
}
[data-section-active="true"] .eyebrow.on-dark {
  color: var(--glow);
}
[data-section-active="true"] .eyebrow.dot::before {
  background: var(--primary);
  animation: eyebrowPulse 1.8s ease-out infinite;
}
[data-section-active="true"] .eyebrow.on-dark.dot::before {
  background: var(--glow);
  animation-name: eyebrowPulseGlow;
}
@keyframes eyebrowPulse {
  0%   { box-shadow: 0 0 0 0 rgba(234,40,4,0.55); }
  70%  { box-shadow: 0 0 0 10px rgba(234,40,4,0); }
  100% { box-shadow: 0 0 0 0 rgba(234,40,4,0); }
}
@keyframes eyebrowPulseGlow {
  0%   { box-shadow: 0 0 0 0 rgba(255,106,61,0.65); }
  70%  { box-shadow: 0 0 0 10px rgba(255,106,61,0); }
  100% { box-shadow: 0 0 0 0 rgba(255,106,61,0); }
}

.display-xxl {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 52px;
  line-height: 1.0;
  letter-spacing: -0.04em;
  color: var(--ink);
}
.display-xl {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 40px;
  line-height: 1.02;
  letter-spacing: -0.035em;
}
.display-lg {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 32px;
  line-height: 1.05;
  letter-spacing: -0.03em;
}
.display-md {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 24px;
  line-height: 1.15;
  letter-spacing: -0.025em;
}
.heading-md {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 20px;
  line-height: 1.3;
  letter-spacing: -0.02em;
}
.heading-sm {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17px;
  line-height: 1.35;
  letter-spacing: -0.015em;
}
.subtitle {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 15px;
  line-height: 1.55;
  color: var(--body);
}
.body-md {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--body);
}
.body-sm {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 13px;
  line-height: 1.55;
  color: var(--charcoal);
}
.caption {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 12px;
  line-height: 1.45;
  color: var(--mute);
}
.mono {
  font-family: var(--font-mono);
}
.text-wrap-pretty { text-wrap: pretty; }

/* ─────────────────────────────────────────────────────────────
   Section base
   ───────────────────────────────────────────────────────────── */
.section {
  padding: 96px 0;
}
.section.tight  { padding: 64px 0; }
.section.bleed  { padding: 64px 0; }
.section.bone   { background: var(--bone); }
.section.dark   { background: var(--dark); color: var(--on-dark); }
.section.deep   { background: var(--deep); color: var(--on-dark); }

.section > .section-head,
.section > .problem-list,
.section > .problem-bridge,
.section > .diff-stack,
.section > .diff-vs,
.section > .service-tabs,
.section > .service-card,
.section > .service-pull,
.section > .service-note,
.section > .process-list,
.section > .faq-list {
  width: 100%;
  max-width: 1280px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
  box-sizing: border-box;
}
@media (max-width: 640px) {
  .section { padding: 64px 0; }
  .section > * { padding-left: 20px; padding-right: 20px; }
}
@media (max-width: 380px) {
  .section > * { padding-left: 16px; padding-right: 16px; }
}

.section .container { max-width: 100%; }

.section .lead {
  margin-top: 18px;
  color: var(--body);
}
.section .lead.on-dark { color: var(--on-dark-mute); }

.section-head { display: flex; flex-direction: column; gap: 14px; }

/* ─────────────────────────────────────────────────────────────
   Buttons
   ───────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 48px;
  padding: 0 22px;
  border-radius: 9999px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 15px;
  line-height: 1;
  transition: transform 80ms ease, background 120ms ease, color 120ms ease;
  white-space: nowrap;
}
.btn:active { transform: scale(0.98); }

.btn.primary    { background: var(--primary); color: var(--on-primary); }
.btn.primary:active { background: var(--primary-deep); }
.btn.dark       { background: var(--dark); color: var(--on-dark); }
.btn.outline    { background: var(--card); color: var(--ink); border: 1px solid var(--hairline-strong); }
.btn.ghost      { background: transparent; color: var(--ink); border: 1px solid var(--hairline); }
.btn.ghost.on-dark { color: var(--on-dark); border-color: var(--divider-dark); }
.btn.on-orange  { background: var(--ink); color: var(--on-dark); }
.btn.on-orange.outline { background: transparent; color: var(--on-dark); border: 1px solid rgba(255,255,255,0.45); }

.btn.full       { width: 100%; }
.btn.sm         { height: 40px; font-size: 13.5px; padding: 0 16px; }

/* ─────────────────────────────────────────────────────────────
   Badges & tags
   ───────────────────────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 30px;
  padding: 0 12px;
  border-radius: 9999px;
  font-size: 12.5px;
  font-weight: 500;
  background: var(--card);
  color: var(--ink);
  border: 1px solid var(--hairline);
  line-height: 1;
}
.badge.on-orange { background: rgba(0,0,0,0.22); color: #fff; border-color: rgba(255,255,255,0.18); backdrop-filter: blur(4px); }
.badge.dark { background: var(--dark); color: var(--on-dark); border-color: var(--dark); }
.badge.success { background: var(--success); color: #fff; border-color: var(--success); }
.badge.dot::before {
  content: ""; width: 6px; height: 6px; border-radius: 99px; background: currentColor; display: inline-block;
}

.tag {
  display: inline-flex; align-items: center;
  height: 24px;
  padding: 0 10px;
  border-radius: 9999px;
  font-size: 11px;
  font-weight: 500;
  background: var(--canvas);
  border: 1px solid var(--hairline);
  color: var(--ink);
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
}
.tag.dark   { background: var(--dark); color: var(--on-dark); border-color: var(--dark); }
.tag.featured { background: rgba(255,255,255,0.08); color: var(--on-dark); border-color: rgba(255,255,255,0.15); }
.tag.success { background: rgba(43, 154, 102, 0.12); color: var(--success); border-color: rgba(43, 154, 102, 0.25); }

/* ─────────────────────────────────────────────────────────────
   Cards
   ───────────────────────────────────────────────────────────── */
.card {
  background: var(--card);
  border: 1px solid var(--hairline);
  border-radius: 14px;
  padding: 22px;
}
.card.flat { background: var(--canvas); }
.card.bone { background: var(--bone); border-color: transparent; }
.card.dark { background: var(--dark); border-color: transparent; color: var(--on-dark); }

/* ─────────────────────────────────────────────────────────────
   Hero band — full-bleed orange with animated mesh
   Uses ONE pseudo + a sheen — lightweight, no blur/blend-mode
   ───────────────────────────────────────────────────────────── */
.hero {
  position: relative;
  overflow: hidden;
  background: var(--primary);
  color: var(--on-primary);
  padding: 96px 0 64px;
  isolation: isolate;
}
@media (max-width: 1023px) {
  .hero { padding: 72px 0 56px; }
}
@media (max-width: 640px) {
  .hero { padding: 56px 0 48px; }
}

/* Hero — 2-column grid (text left, terminal right) on desktop; stacks on mobile */
.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  align-items: center;
}
.hero-main {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.hero-aside {
  display: none;
  width: 100%;
}
.hero-aside img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 16px;
  box-shadow: 0 24px 60px rgba(0,0,0,0.25);
}
@media (min-width: 1024px) {
  .hero-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    gap: 64px;
  }
  .hero-aside { display: block; }
}

.hero-top { display: flex; flex-direction: column; }
.hero-middle { display: flex; flex-direction: column; }
.hero-bottom { display: flex; flex-direction: column; }

/* ── Live Workflow — automation log card stack ─────────────── */
.live-workflow {
  margin-top: 24px;
}
.lw-header {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 14px;
}
.lw-header-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
  line-height: 1.1;
}
.lw-pulse-dot {
  width: 7px; height: 7px;
  border-radius: 999px;
  background: #fff;
  box-shadow: 0 0 0 0 rgba(255,255,255,0.5);
  animation: lwPulse 1.7s ease-out infinite;
  flex-shrink: 0;
}
@keyframes lwPulse {
  0%   { box-shadow: 0 0 0 0 rgba(255,255,255,0.55); }
  100% { box-shadow: 0 0 0 8px rgba(255,255,255,0); }
}
.lw-label {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #fff;
  font-weight: 600;
}
.lw-label-sub {
  font-family: var(--font-body);
  font-size: 11.5px;
  font-weight: 500;
  color: rgba(255,255,255,0.7);
  letter-spacing: -0.005em;
}

.lw-window {
  position: relative;
  height: 144px;
  overflow: hidden;
  /* premium edge fade */
  -webkit-mask-image: linear-gradient(to bottom, transparent 0%, #000 12%, #000 88%, transparent 100%);
          mask-image: linear-gradient(to bottom, transparent 0%, #000 12%, #000 88%, transparent 100%);
}
.lw-card {
  position: absolute;
  left: 0; right: 0;
  display: flex; align-items: center;
  gap: 10px;
  padding: 11px 14px;
  border-radius: 12px;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.22);
  -webkit-backdrop-filter: blur(8px) saturate(160%);
          backdrop-filter: blur(8px) saturate(160%);
  color: #fff;
  font-family: var(--font-body);
  font-size: 13.5px;
  font-weight: 500;
  line-height: 1.3;
  letter-spacing: -0.005em;
  transition:
    transform 540ms cubic-bezier(.2,.8,.2,1),
    opacity   540ms cubic-bezier(.2,.8,.2,1);
  will-change: transform, opacity;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.lw-text { flex: 1; overflow: hidden; text-overflow: ellipsis; }
.lw-check {
  font-size: 11px;
  font-weight: 700;
  color: #fff;
  background: rgba(255,255,255,0.22);
  border: 1px solid rgba(255,255,255,0.45);
  border-radius: 999px;
  width: 18px; height: 18px;
  display: inline-flex;
  align-items: center; justify-content: center;
  flex-shrink: 0;
}

/* Final-step subtle emphasis */
.lw-card.is-final {
  background: rgba(255,255,255,0.20);
  border-color: rgba(255,255,255,0.48);
  box-shadow: 0 0 24px rgba(255,255,255,0.12);
}

/* Slot positions */
.lw-card.slot-out { transform: translateY(-40px); opacity: 0; }
.lw-card.slot-top { transform: translateY(0);     opacity: 0.42; }
.lw-card.slot-mid { transform: translateY(48px);  opacity: 0.85; }
.lw-card.slot-bot { transform: translateY(96px);  opacity: 1; }
.lw-card.slot-pre { transform: translateY(150px); opacity: 0; }

@media (prefers-reduced-motion: reduce) {
  .lw-card { transition: none !important; }
  .lw-pulse-dot { animation: none !important; }
  /* Show 3 cards statically at full opacity, no cycling */
  .lw-card.slot-out,
  .lw-card.slot-pre { opacity: 0; }
  .lw-card.slot-top,
  .lw-card.slot-mid,
  .lw-card.slot-bot { opacity: 1; }
  .lw-window {
    -webkit-mask-image: none;
            mask-image: none;
  }
}
.hero::before {
  content: "";
  position: absolute;
  inset: -10%;
  background:
    radial-gradient(36% 30% at 78% 12%, var(--glow) 0%, transparent 65%),
    radial-gradient(46% 40% at 12% 88%, var(--pink) 0%, transparent 65%),
    radial-gradient(30% 26% at 95% 95%, rgba(255,255,255,0.35) 0%, transparent 65%),
    radial-gradient(26% 22% at 40% 50%, rgba(255,220,200,0.55) 0%, transparent 65%);
  z-index: 0;
  animation: heroMeshDrift 10s ease-in-out infinite alternate;
  will-change: transform;
}
.hero > * { position: relative; z-index: 1; }

@keyframes heroMeshDrift {
  0%   { transform: translate3d(0, 0, 0) scale(1.04) rotate(0deg); }
  50%  { transform: translate3d(-6%, 4%, 0) scale(1.18) rotate(8deg); }
  100% { transform: translate3d(6%, -5%, 0) scale(1.12) rotate(-6deg); }
}

.hero-grain {
  position: absolute; inset: 0;
  background-image: radial-gradient(rgba(255,255,255,0.10) 1px, transparent 1px);
  background-size: 4px 4px;
  opacity: 0.35;
  z-index: 0;
  pointer-events: none;
}

/* Light sheen — single linear gradient, GPU translate only */
.hero-sheen {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}
.hero-sheen::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    115deg,
    transparent 0%,
    transparent 40%,
    rgba(255, 255, 255, 0.22) 50%,
    transparent 60%,
    transparent 100%
  );
  animation: heroSheenSweep 6s ease-in-out infinite;
  will-change: transform;
}
@keyframes heroSheenSweep {
  0%   { transform: translateX(0); }
  100% { transform: translateX(200%); }
}

@media (prefers-reduced-motion: reduce) {
  .hero::before,
  .hero-sheen::before { animation: none !important; }
}

.hero-eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.9);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.hero-eyebrow .pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(0,0,0,0.25);
  border: 1px solid rgba(255,255,255,0.2);
  padding: 6px 10px;
  border-radius: 999px;
  white-space: nowrap;
}

/* ── Text Scramble ─────────────────────────────────────────── */
.scramble-wrap {
  position: relative;
  display: inline-block;
  white-space: nowrap;
  line-height: 1;
}
.scramble-ghost {
  visibility: hidden;
  white-space: nowrap;
  pointer-events: none;
}
.scramble-display {
  position: absolute;
  inset: 0;
  white-space: nowrap;
  display: inline-block;
}
.scr-c {
  display: inline-block;
  transition: color 220ms ease;
}
.scr-c.scrambling {
  color: #ff5c24;
  animation: scrFlicker 110ms steps(2) infinite;
  text-shadow: 0 0 6px rgba(255, 92, 36, 0.45);
}
.scr-c.revealed {
  color: currentColor;
  text-shadow: none;
}
@keyframes scrFlicker {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0.75; }
}

@media (prefers-reduced-motion: reduce) {
  .scr-c.scrambling {
    animation: none;
    color: currentColor;
    text-shadow: none;
  }
}

/* ── Hero stage-in — sequential fade for elements below subcopy ─ */
.stage-in {
  opacity: 0;
  transform: translateY(8px);
  animation: stageIn 620ms cubic-bezier(.2,.7,.1,1) forwards;
  animation-delay: var(--stage-d, 0ms);
  will-change: opacity, transform;
}
/* Promote inline text spans inside subcopy so transform applies */
.sub-1 .stage-in {
  display: inline-block;
}
@keyframes stageIn {
  to { opacity: 1; transform: translateY(0); }
}
@media (prefers-reduced-motion: reduce) {
  .stage-in {
    opacity: 1;
    transform: none;
    animation: none;
  }
}
.hero-eyebrow .pill .dot { width: 6px; height: 6px; border-radius: 99px; background: #fff; }

.hero h1 {
  margin: 22px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(36px, 7vw, 72px);
  line-height: 1.05;
  letter-spacing: -0.05em;
  color: #fff;
}
.hero h1 .line {
  display: block;
  white-space: nowrap;
}
@media (max-width: 640px) {
  .hero h1 .line { white-space: normal; word-break: keep-all; }
}

.hero .sub-1,
.hero .sub-2 {
  margin: 16px 0 0;
  font-size: clamp(14.5px, 1.2vw, 17px);
  line-height: 1.6;
  color: rgba(255,255,255,0.92);
  font-weight: 500;
  max-width: 540px;
  word-break: keep-all;
}

.hero-badges {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 0;
  align-items: flex-start;
}

.hero-cta {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 36px;
}
.hero-cta .btn { min-width: 220px; flex: 0 0 auto; }
@media (max-width: 640px) {
  .hero-cta { flex-direction: column; }
  .hero-cta .btn { width: 100%; min-width: 0; }
}

.hero-mark {
  position: absolute;
  right: 18px; top: 18px;
  z-index: 1;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.7);
  text-transform: uppercase;
}

/* ─────────────────────────────────────────────────────────────
   Top app bar
   ───────────────────────────────────────────────────────────── */
.appbar {
  height: 56px;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 16px;
  background: var(--canvas);
  border-bottom: 1px solid var(--hairline);
  position: sticky;
  top: 0;
  z-index: 30;
}
.appbar .logo {
  display: flex; align-items: center; gap: 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
  letter-spacing: -0.02em;
  color: var(--ink);
}
.appbar .logo .swatch {
  width: 22px; height: 22px; border-radius: 6px;
  background: var(--primary);
  display: inline-flex; align-items: center; justify-content: center;
  color: #fff; font-size: 11px; font-family: var(--font-mono); font-weight: 600;
}
.appbar .logo .sub {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 11px;
  color: var(--charcoal);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-left: 4px;
}
.appbar .right { display: flex; align-items: center; gap: 10px; }
.appbar .menu {
  width: 38px; height: 38px;
  border-radius: 999px;
  border: 1px solid var(--hairline);
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--card);
}

/* ─────────────────────────────────────────────────────────────
   Problem cards (4)
   ───────────────────────────────────────────────────────────── */
.problem-section h2,
.problem-section .problem-row .text {
  word-break: keep-all;
  overflow-wrap: break-word;
}
.problem-list {
  display: flex; flex-direction: column;
  gap: 0;
  margin-top: 24px;
  border-top: 1px solid var(--hairline);
}
.problem-row {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 18px 0;
  border-bottom: 1px solid var(--hairline);
}
.problem-row .num {
  flex-shrink: 0;
  width: 36px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  color: var(--ash);
  padding-top: 4px;
  letter-spacing: 0.05em;
  text-align: left;
}
.problem-row .text {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 15px;
  line-height: 1.5;
  color: var(--ink);
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.problem-row .text .text-line {
  display: block;
}
.problem-row .text .ann {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  align-self: flex-start;
  font-family: var(--font-body);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0;
  color: var(--primary);
  background: rgba(234, 40, 4, 0.08);
  border: 1px solid rgba(234, 40, 4, 0.22);
  padding: 6px 12px;
  border-radius: 9999px;
  line-height: 1;
}
.problem-row .text .ann .ann-bolt {
  font-size: 13px;
  line-height: 1;
}
.problem-bridge {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--mute);
  margin-top: 18px;
  letter-spacing: 0.01em;
  line-height: 1.6;
}

/* ─────────────────────────────────────────────────────────────
   Dark Bridge — between Problem and Differentiators
   ───────────────────────────────────────────────────────────── */
.dark-bridge {
  background: var(--dark);
  color: var(--on-dark);
  padding: 72px 22px 76px;
  position: relative;
}
.dark-bridge h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 30px;
  line-height: 1.25;
  letter-spacing: -0.03em;
  color: var(--on-dark);
  word-break: keep-all;
  overflow-wrap: break-word;
}
.dark-bridge h3 .brand-line {
  display: inline-block;
  background: linear-gradient(
    100deg,
    var(--on-dark) 0%,
    var(--on-dark) 38%,
    var(--glow) 47%,
    var(--primary) 50%,
    var(--glow) 53%,
    var(--on-dark) 62%,
    var(--on-dark) 100%
  );
  background-size: 320% 100%;
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
  animation: brandWave 9s linear infinite;
  will-change: background-position;
}
@media (prefers-reduced-motion: reduce) {
  .dark-bridge h3 .brand-line {
    animation: none;
    background: none;
    color: var(--on-dark);
    -webkit-text-fill-color: var(--on-dark);
  }
}
.dark-bridge p {
  margin: 22px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--on-dark-mute);
  word-break: keep-all;
}
.dark-bridge::before {
  content: "";
  position: absolute;
  top: 18px; left: 22px;
  width: 28px; height: 2px;
  background: var(--primary);
  border-radius: 2px;
}

/* ─────────────────────────────────────────────────────────────
   Differentiators
   ───────────────────────────────────────────────────────────── */
.diff-stack { display: flex; flex-direction: column; gap: 14px; margin-top: 24px; }
.diff-card {
  background: var(--card);
  border-radius: 16px;
  border: 1px solid var(--hairline);
  padding: 22px;
  position: relative;
}
.diff-card .icon {
  width: 42px; height: 42px; border-radius: 12px;
  background: var(--canvas);
  border: 1px solid var(--hairline);
  display: inline-flex; align-items: center; justify-content: center;
  margin-bottom: 14px;
  font-size: 20px;
}
.diff-card h3 {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -0.015em;
  margin: 0 0 8px;
  line-height: 1.3;
}
.diff-card p {
  font-size: 13.5px;
  color: var(--body);
  line-height: 1.55;
  margin: 0 0 14px;
}
.diff-card .meta {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--primary);
  letter-spacing: 0.03em;
  display: inline-flex; align-items: center; gap: 6px;
  padding-top: 12px;
  border-top: 1px solid var(--hairline);
}
.diff-vs {
  margin-top: 28px;
  border-radius: 14px;
  background: var(--dark);
  color: var(--on-dark);
  padding: 18px 18px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  line-height: 1.7;
  letter-spacing: 0.01em;
}
.diff-vs .row { display: flex; gap: 12px; }
.diff-vs .row .who { color: var(--on-dark-mute); min-width: 110px; }
.diff-vs .row .what { color: var(--on-dark); flex: 1; }
.diff-vs .row + .row { margin-top: 6px; }
.diff-vs .row.us .who { color: var(--glow); }

/* ─────────────────────────────────────────────────────────────
   Services
   ───────────────────────────────────────────────────────────── */
.service-tabs {
  display: flex;
  gap: 6px;
  margin-top: 22px;
  background: var(--canvas);
  border: 1px solid var(--hairline);
  border-radius: 9999px;
  padding: 4px;
}
.service-tab {
  flex: 1;
  height: 38px;
  border-radius: 9999px;
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 13px;
  font-weight: 600;
  color: var(--charcoal);
}
.service-tab.active {
  background: var(--ink);
  color: var(--on-dark);
}
.service-card {
  margin-top: 16px;
  border-radius: 16px;
  border: 1px solid var(--hairline);
  background: var(--card);
  padding: 24px 22px 22px;
  position: relative;
  overflow: hidden;
}
.service-card.featured {
  background: var(--dark);
  color: var(--on-dark);
  border-color: var(--dark);
}
.service-card.featured .name,
.service-card.featured .price,
.service-card.featured li {
  color: var(--on-dark);
}
.service-card.featured .meta-row,
.service-card.featured .scope {
  color: var(--on-dark-mute);
}
.service-card .top-row {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 16px;
}
.service-card .name {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 30px;
  letter-spacing: -0.03em;
  line-height: 1;
  color: var(--ink);
}
.service-card .price {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 24px;
  letter-spacing: -0.025em;
  margin-top: 4px;
  color: var(--ink);
}
.service-card .price .unit {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  color: var(--charcoal);
  margin-left: 4px;
  letter-spacing: 0.02em;
}
.service-card.featured .price .unit { color: var(--on-dark-mute); }
.service-card .scope {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--charcoal);
  margin-top: 14px;
  padding-bottom: 14px;
  border-bottom: 1px dashed var(--hairline);
  letter-spacing: 0.02em;
}
.service-card.featured .scope { border-bottom-color: rgba(255,255,255,0.15); }

.service-card ul {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  display: flex; flex-direction: column;
  gap: 10px;
}
.service-card ul li {
  display: flex;
  gap: 10px;
  font-size: 13.5px;
  line-height: 1.45;
  color: var(--body);
}
.service-card.featured ul li { color: rgba(252,252,252,0.88); }
.service-card ul li .mk {
  font-family: var(--font-mono);
  color: var(--ash);
  min-width: 14px;
  font-size: 12px;
  padding-top: 2px;
}
.service-card ul li.zap .mk { color: var(--primary); font-weight: 600; }
.service-card.featured ul li.zap .mk { color: var(--glow); }

/* + marker — post-delivery bonus / aftercare */
.service-card ul li.bonus {
  position: relative;
}
.service-card ul li:not(.bonus) + li.bonus {
  margin-top: 6px;
  padding-top: 14px;
  border-top: 1px dashed var(--hairline);
}
.service-card.featured ul li:not(.bonus) + li.bonus {
  border-top-color: rgba(255,255,255,0.15);
}
.service-card ul li.bonus .mk {
  color: var(--success);
  font-weight: 700;
}
.service-card.featured ul li.bonus .mk {
  color: #74e3b0;
}
.service-card ul li.bonus > span:last-child {
  color: var(--ink);
  font-weight: 500;
}
.service-card.featured ul li.bonus > span:last-child {
  color: rgba(252,252,252,0.95);
}
.service-card ul li .bullet-sub {
  display: block;
  margin-top: 3px;
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.45;
  color: var(--charcoal);
  letter-spacing: 0.005em;
}
.service-card.featured ul li .bullet-sub {
  color: rgba(252,252,252,0.6);
}

.service-tier-flag {
  position: absolute;
  top: 16px; right: 16px;
  font-family: var(--font-mono);
  font-size: 9.5px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--primary);
  background: rgba(234, 40, 4, 0.10);
  padding: 4px 8px;
  border-radius: 999px;
  border: 1px solid rgba(234, 40, 4, 0.25);
  white-space: nowrap;
  line-height: 1;
}
.service-card.featured .service-tier-flag {
  color: var(--glow);
  background: rgba(255, 106, 61, 0.18);
  border-color: rgba(255, 106, 61, 0.4);
}

/* push the title down a touch on featured so the flag never collides */
.service-card.featured .top-row { margin-top: 12px; }

.service-pull {
  margin-top: 22px;
  border-left: 3px solid var(--primary);
  padding: 14px 0 14px 16px;
  font-size: 13.5px;
  line-height: 1.55;
  color: var(--body);
  font-style: italic;
}
.service-pull .src {
  display: block;
  margin-top: 8px;
  font-style: normal;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--mute);
  letter-spacing: 0.02em;
}
.service-note {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--mute);
  margin-top: 18px;
  line-height: 1.6;
}

/* ─────────────────────────────────────────────────────────────
   Process — timeline
   ───────────────────────────────────────────────────────────── */
.process-list {
  margin-top: 28px;
  display: flex;
  flex-direction: column;
  position: relative;
}
.process-step {
  display: flex;
  gap: 18px;
  position: relative;
  padding-bottom: 26px;
}
.process-step:last-child { padding-bottom: 0; }
.process-step .left {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.process-step .num {
  width: 38px;
  height: 38px;
  border-radius: 9999px;
  background: var(--canvas);
  border: 1px solid var(--hairline-strong);
  display: inline-flex;
  align-items: center; justify-content: center;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
  z-index: 1;
}
.process-step:not(:last-child) .left::after {
  content: "";
  position: absolute;
  top: 38px;
  left: 50%;
  transform: translateX(-50%);
  width: 1px;
  bottom: -8px;
  background: var(--hairline);
}
.process-step.active .num {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}
.process-step .right { flex: 1; padding-top: 6px; }
.process-step h4 {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17px;
  letter-spacing: -0.015em;
  line-height: 1.2;
}
.process-step p {
  margin: 0;
  font-size: 13px;
  color: var(--charcoal);
  line-height: 1.55;
}

/* ─────────────────────────────────────────────────────────────
   FAQ
   ───────────────────────────────────────────────────────────── */
.faq-list { margin-top: 22px; border-top: 1px solid var(--hairline); }
.faq-item { border-bottom: 1px solid var(--hairline); }
.faq-head {
  width: 100%;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 18px 0;
  text-align: left;
}
.faq-q-num {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  color: var(--primary);
  letter-spacing: 0.05em;
  padding-top: 4px;
  min-width: 28px;
}
.faq-q-text {
  flex: 1;
  font-family: var(--font-display);
  font-size: 15.5px;
  font-weight: 700;
  letter-spacing: -0.012em;
  line-height: 1.4;
  color: var(--ink);
}
.faq-icon {
  width: 26px; height: 26px;
  border-radius: 999px;
  border: 1px solid var(--hairline);
  display: inline-flex;
  align-items: center; justify-content: center;
  font-size: 16px;
  color: var(--ink);
  transition: transform 200ms ease;
  flex-shrink: 0;
  margin-top: 2px;
}
.faq-item.open .faq-icon {
  background: var(--ink);
  color: var(--on-dark);
  transform: rotate(45deg);
  border-color: var(--ink);
}
.faq-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 320ms ease;
}
.faq-item.open .faq-body { max-height: 600px; }
.faq-body-inner {
  padding: 0 0 22px 42px;
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--body);
}

/* ─────────────────────────────────────────────────────────────
   CTA section
   ───────────────────────────────────────────────────────────── */
.cta-section {
  background: var(--bone);
  padding: 56px 22px 64px;
  border-radius: 24px 24px 0 0;
  margin-top: 8px;
}
.cta-section .lead {
  white-space: pre-line;
}
.cta-grid {
  margin-top: 26px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

/* ─────────────────────────────────────────────────────────────
   Footer
   ───────────────────────────────────────────────────────────── */
.foot {
  background: var(--deep);
  color: var(--on-dark);
  padding: 36px 22px 48px;
}
.foot .row { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; }
.foot .brand {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 20px;
  letter-spacing: -0.02em;
}
.foot .brand .brand-text {
  display: inline-block;
  background: linear-gradient(
    100deg,
    var(--on-dark) 0%,
    var(--on-dark) 38%,
    var(--glow) 47%,
    var(--primary) 50%,
    var(--glow) 53%,
    var(--on-dark) 62%,
    var(--on-dark) 100%
  );
  background-size: 320% 100%;
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
  animation: brandWave 9s linear infinite;
  will-change: background-position;
}
@keyframes brandWave {
  0%   { background-position: 220% 0; }
  100% { background-position: -120% 0; }
}
@media (prefers-reduced-motion: reduce) {
  .foot .brand .brand-text {
    animation: none;
    background: none;
    color: var(--on-dark);
    -webkit-text-fill-color: var(--on-dark);
  }
}
.foot .brand .sub {
  display: block;
  margin-top: 4px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  color: var(--on-dark-mute);
  text-transform: uppercase;
  font-weight: 500;
}
.foot .links {
  display: flex; flex-wrap: wrap; gap: 8px 18px;
  margin-top: 26px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--on-dark-mute);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.foot .links .foot-link {
  font-family: inherit;
  font-size: inherit;
  letter-spacing: inherit;
  text-transform: inherit;
  color: var(--on-dark-mute);
  padding: 0;
  background: transparent;
  border: 0;
  cursor: pointer;
  position: relative;
  transition: color 200ms ease;
}
.foot .links .foot-link::after {
  content: "";
  position: absolute;
  left: 0; bottom: -3px;
  height: 1px;
  width: 0;
  background: var(--on-dark);
  transition: width 240ms cubic-bezier(.2,.7,.1,1);
}
.foot .links .foot-link:hover,
.foot .links .foot-link:active {
  color: var(--on-dark);
}
.foot .links .foot-link:hover::after,
.foot .links .foot-link:active::after {
  width: 100%;
}
.foot .meta {
  margin-top: 36px;
  padding-top: 18px;
  border-top: 1px solid var(--divider-dark);
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: var(--on-dark-mute);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* ─────────────────────────────────────────────────────────────
   Sticky bottom CTA bar (AI operator chip)
   ───────────────────────────────────────────────────────────── */
.sticky-cta {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  width: 100%;
  z-index: 50;
  margin: 0;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px max(20px, calc((100vw - 1280px) / 2 + 24px));
  background: rgba(20, 20, 20, 0.94);
  -webkit-backdrop-filter: blur(14px) saturate(160%);
          backdrop-filter: blur(14px) saturate(160%);
  color: var(--on-dark);
  border-radius: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 -8px 32px rgba(0, 0, 0, 0.28);
  transform: translateY(110%);
  transition: transform 350ms cubic-bezier(.2,.8,.2,1), opacity 250ms;
  opacity: 0;
  pointer-events: none;
  box-sizing: border-box;
}
.sticky-cta.visible {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}
.sticky-text {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.sticky-head {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  line-height: 1;
}
.sticky-avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  font-size: 13px;
  filter: saturate(0.85) brightness(1.05);
  flex-shrink: 0;
}
.sticky-brand {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.78);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.sticky-msg {
  font-family: var(--font-body);
  font-size: 12.5px;
  font-weight: 500;
  color: var(--on-dark);
  line-height: 1.4;
  letter-spacing: -0.005em;
  word-break: keep-all;
  overflow-wrap: break-word;
  /* clamp to 2 lines so the chip stays tidy on long copy */
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  animation: stickyMsgIn 320ms cubic-bezier(.2,.7,.1,1) both;
}
/* If message is very long, shrink type a touch */
.sticky-msg:has(> *) { font-size: 12px; }

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

.sticky-cta .actions {
  display: flex;
  gap: 6px;
  flex-shrink: 0;
}
.sticky-cta .actions .b {
  height: 38px;
  padding: 0 14px;
  border-radius: 9999px;
  font-size: 12.5px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  white-space: nowrap;
}
.sticky-cta .actions .b.k {
  background: #FEE500;
  color: #181600;
}
.sticky-cta .actions .b.t {
  background: var(--primary);
  color: #fff;
}

/* Tight mobile (< 360px viewport — also kicks in inside narrow device frames) */
@media (max-width: 380px) {
  .sticky-cta {
    gap: 10px;
    padding: 10px 10px 10px 14px;
  }
  .sticky-msg { font-size: 12px; }
  .sticky-cta .actions .b { padding: 0 12px; height: 36px; font-size: 12px; }
}

@media (prefers-reduced-motion: reduce) {
  .sticky-cta { transition: none; }
  .sticky-msg { animation: none; }
}

/* ─────────────────────────────────────────────────────────────
   Decorative — orange stamp
   ───────────────────────────────────────────────────────────── */
.stamp {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px;
  border-radius: 4px;
  background: var(--primary);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  transform: rotate(-2deg);
}

/* ─────────────────────────────────────────────────────────────
   Scroll progress bar at top of viewport
   ───────────────────────────────────────────────────────────── */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: transparent;
  z-index: 60;
  pointer-events: none;
}
.scroll-progress .bar {
  height: 100%;
  background: var(--primary);
  width: 0%;
  transition: width 100ms linear;
}

/* hide scrollbar in device for cleaner look */
.device-scroll::-webkit-scrollbar { display: none; }
.device-scroll { scrollbar-width: none; }

/* ─────────────────────────────────────────────────────────────
   Interactive layer — scroll reveal + micro-interactions
   ───────────────────────────────────────────────────────────── */

/* Scroll-reveal: opacity + Y rise; staggered via inline --d */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity 620ms cubic-bezier(.2,.7,.1,1),
    transform 620ms cubic-bezier(.2,.7,.1,1);
  transition-delay: var(--d, 0ms);
  will-change: opacity, transform;
}
.reveal.in,
.reveal[data-revealed="true"] {
  opacity: 1;
  transform: translateY(0);
}

/* Hero badges — idle bob (subtle, infinite) */
.hero-badges .badge {
  animation: badgeBob 4.2s ease-in-out infinite;
  animation-delay: var(--bob, 0s);
  will-change: transform;
}
/* When a badge also carries .stage-in, run both animations:
   stageIn once (fade+rise), then bob takes over after it settles. */
.hero-badges .badge.stage-in {
  animation:
    stageIn 620ms cubic-bezier(.2,.7,.1,1) var(--stage-d, 0ms) forwards,
    badgeBob 4.2s ease-in-out calc(var(--stage-d, 0ms) + 620ms) infinite;
}
.hero-badges .badge:nth-child(1) { --bob: 0s;    }
.hero-badges .badge:nth-child(2) { --bob: 0.6s;  }
.hero-badges .badge:nth-child(3) { --bob: 1.2s;  }
@keyframes badgeBob {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-3px); }
}

/* Press feedback on tappable surfaces */
.problem-row,
.diff-card,
.process-step {
  transition:
    transform 220ms cubic-bezier(.2,.7,.1,1),
    background 220ms ease,
    border-color 220ms ease;
}
.problem-row { cursor: pointer; padding-left: 4px; padding-right: 4px; border-radius: 8px; margin-left: -4px; margin-right: -4px; }
.problem-row:active { transform: scale(0.985); }
.problem-row.highlighted {
  background: rgba(234, 40, 4, 0.04);
}
.problem-row.highlighted .num { color: var(--primary); }

/* Problem row solution reveal */
.problem-solve {
  max-height: 0;
  overflow: hidden;
  transition: max-height 320ms ease, opacity 220ms ease, margin-top 220ms ease;
  opacity: 0;
  margin-top: 0;
}
.problem-row.highlighted .problem-solve {
  max-height: 80px;
  opacity: 1;
  margin-top: 10px;
}
.problem-solve-inner {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--primary);
  background: rgba(234, 40, 4, 0.08);
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid rgba(234, 40, 4, 0.18);
}

/* Diff card — tap-to-expand "더 알아보기" detail */
.diff-card { cursor: pointer; }
.diff-card:active { transform: scale(0.99); }
.diff-card.expanded {
  background: var(--card);
  box-shadow: 0 8px 24px rgba(32, 32, 32, 0.08);
  border-color: rgba(234, 40, 4, 0.25);
}
.diff-detail {
  max-height: 0;
  overflow: hidden;
  transition: max-height 380ms ease, opacity 280ms ease, margin-top 280ms ease;
  opacity: 0;
  margin-top: 0;
}
.diff-card.expanded .diff-detail {
  max-height: 200px;
  opacity: 1;
  margin-top: 12px;
}
.diff-detail-inner {
  font-family: var(--font-mono);
  font-size: 11.5px;
  line-height: 1.6;
  color: var(--charcoal);
  padding: 12px 14px;
  border-radius: 10px;
  background: var(--canvas);
  border: 1px dashed var(--hairline);
}
.diff-toggle {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: var(--mute);
  margin-top: 10px;
  transition: color 160ms ease;
}
.diff-toggle .chev {
  display: inline-block;
  transition: transform 280ms ease;
}
.diff-card.expanded .diff-toggle { color: var(--primary); }
.diff-card.expanded .diff-toggle .chev { transform: rotate(180deg); }

/* Process step — clickable, with active glow ring (pulse on enter) */
.process-step { cursor: pointer; }
.process-step .num {
  position: relative;
}
.process-step.active .num::after {
  content: "";
  position: absolute;
  inset: -6px;
  border-radius: 9999px;
  border: 2px solid var(--primary);
  opacity: 0;
  animation: processPulse 1.6s ease-out infinite;
  pointer-events: none;
}
@keyframes processPulse {
  0%   { transform: scale(0.85); opacity: 0.7; }
  100% { transform: scale(1.4);  opacity: 0; }
}

/* Service price count-up wrapper — slight tabular cue */
.price-counter {
  font-variant-numeric: tabular-nums;
  display: inline-block;
}

/* Service bullets — fade-stagger when active tier changes */
.service-card ul li {
  animation: bulletIn 380ms cubic-bezier(.2,.7,.1,1) both;
  animation-delay: calc(var(--i, 0) * 50ms);
}
@keyframes bulletIn {
  0%   { opacity: 0; transform: translateX(-6px); }
  100% { opacity: 1; transform: translateX(0); }
}

/* Button press + ripple */
.btn {
  position: relative;
  overflow: hidden;
}
.btn::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at var(--rx, 50%) var(--ry, 50%), rgba(255,255,255,0.35) 0%, transparent 40%);
  opacity: 0;
  pointer-events: none;
  transition: opacity 600ms ease;
}
.btn.rippling::after {
  opacity: 1;
  transition: opacity 0ms;
}

/* Sticky CTA — pulse on first reveal */
.sticky-cta.visible.first-show {
  animation: stickyPulse 1.6s ease-out 1;
}
@keyframes stickyPulse {
  0%   { box-shadow: 0 0 0 0 rgba(234, 40, 4, 0.55), 0 8px 24px rgba(0,0,0,0.18); }
  70%  { box-shadow: 0 0 0 14px rgba(234, 40, 4, 0), 0 8px 24px rgba(0,0,0,0.18); }
  100% { box-shadow: 0 0 0 0 rgba(234, 40, 4, 0), 0 8px 24px rgba(0,0,0,0.18); }
}

/* Scroll-progress bar — already exists, add subtle shimmer when scrolling */
.scroll-progress .bar {
  background: linear-gradient(90deg, var(--primary) 0%, var(--glow) 50%, var(--primary) 100%);
  background-size: 200% 100%;
  animation: progressShimmer 2.4s linear infinite;
}
@keyframes progressShimmer {
  0%   { background-position: 0% 0; }
  100% { background-position: 200% 0; }
}

/* FAQ — chevron icon on hover/press */
.faq-head { cursor: pointer; transition: background 160ms ease; }
.faq-head:active { background: rgba(32,32,32,0.02); }

/* Tab buttons — active sweep underline */
.service-tab { position: relative; transition: color 200ms ease; }
.service-tab.active { transition: color 200ms ease; }

@media (prefers-reduced-motion: reduce) {
  .reveal,
  .hero-badges .badge,
  .process-step.active .num::after,
  .service-card ul li,
  .scroll-progress .bar,
  .sticky-cta.visible.first-show {
    animation: none !important;
    transition: none !important;
  }
  .reveal { opacity: 1; transform: none; }
}