/* ===========================================================================
   LeadSignalFlow — "build-in-public" landing page
   Design system: clean cool white, editorial serif, humanist sans, mono labels,
   cyan→blue→purple signal gradient (matched to the logo).
   =========================================================================== */

/* ---- Tokens ------------------------------------------------------------- */
:root {
  /* Cool neutrals */
  --paper:        #f7f8fd;
  --paper-sunken: #eef0fa;
  --card:         #ffffff;
  --card-2:       #f8f9fe;
  --ink:          #14132a;
  --ink-2:        #54566f;
  --ink-3:        #8b8da6;
  --line:         #e7e9f5;
  --line-2:       #d6d9ec;

  /* Signal gradient + accent (themeable — overridden by [data-theme]) */
  --grad: linear-gradient(100deg, #07a8f5 0%, #1256f7 38%, #471ff9 66%, #ad24f7 100%);
  --accent:      #5429f0;
  --accent-deep: #4413c9;
  --accent-wash: #eee9fe;
  --accent-soft: #c5b6fb;
  --on-accent:   #ffffff;

  /* Semantic fit colors (track the signal gradient) */
  --fit-high: #1256f7;
  --fit-mid:  #6b3bf0;
  --fit-low:  #aa8fe6;

  /* Type */
  --serif: 'Newsreader', 'Iowan Old Style', Georgia, serif;
  --sans:  'Hanken Grotesk', system-ui, -apple-system, sans-serif;
  --mono:  'JetBrains Mono', ui-monospace, 'SF Mono', monospace;

  /* Shape */
  --r-sm: 8px;
  --r:    14px;
  --r-lg: 22px;
  --shadow-sm: 0 1px 2px rgba(28,24,80,.05), 0 1px 1px rgba(28,24,80,.04);
  --shadow:    0 2px 4px rgba(28,24,80,.05), 0 8px 24px -10px rgba(40,30,120,.18);
  --shadow-lg: 0 4px 8px rgba(28,24,80,.06), 0 24px 48px -16px rgba(50,30,160,.26);

  --maxw: 1180px;
  --gut: 26px;
}

[data-theme="ocean"] {
  --grad: linear-gradient(100deg, #06b6f0 0%, #0a86f7 50%, #1256f7 100%);
  --accent: #1356f2; --accent-deep: #0f43c4;
  --accent-wash: #e6f0fe; --accent-soft: #a9c8fb;
  --fit-high: #06a8f0; --fit-mid: #2f6ef2; --fit-low: #9bc0ee;
}
[data-theme="violet"] {
  --grad: linear-gradient(100deg, #6b2ff7 0%, #8b22ef 55%, #c021e6 100%);
  --accent: #7a27ea; --accent-deep: #5e13c4;
  --accent-wash: #f1e8fe; --accent-soft: #d3b6fb;
  --fit-high: #6b2ff7; --fit-mid: #9026ef; --fit-low: #c79de8;
}

/* ---- Reset -------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
::selection { background: var(--accent-soft); color: var(--ink); }

/* paper grain — very subtle cool dots */
body::before {
  content: "";
  position: fixed; inset: 0; z-index: -1; pointer-events: none;
  opacity: .45;
  background-image: radial-gradient(rgba(70,50,180,.04) 1px, transparent 1px);
  background-size: 4px 4px;
}

/* ---- Layout primitives -------------------------------------------------- */
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 var(--gut); }
.section { padding: clamp(64px, 9vw, 120px) 0; }
.sunken { background: var(--paper-sunken); }
.center { text-align: center; }

.eyebrow {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--accent-deep);
  display: inline-flex;
  align-items: center;
  gap: 9px;
}
.eyebrow::before {
  content: "";
  width: 22px; height: 1.5px; background: var(--accent);
  display: inline-block;
}
.eyebrow.no-rule::before { display: none; }

h1, h2, h3 { font-family: var(--serif); font-weight: 500; letter-spacing: -.01em; line-height: 1.08; margin: 0; }
h2.title { font-size: clamp(30px, 4.3vw, 47px); line-height: 1.07; }
h2.title em { font-style: italic; background: var(--grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; color: transparent; }
.lede { font-size: clamp(17px, 1.6vw, 20px); color: var(--ink-2); max-width: 60ch; line-height: 1.55; }
.section-head { margin-bottom: clamp(36px, 5vw, 60px); }
.section-head .eyebrow { margin-bottom: 18px; }
.section-head .lede { margin-top: 18px; }

/* ---- Buttons ------------------------------------------------------------ */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  font-family: var(--sans); font-weight: 600; font-size: 16px;
  padding: 14px 24px; border-radius: 999px; border: 1.5px solid transparent;
  transition: transform .15s ease, box-shadow .2s ease, background .2s ease, border-color .2s;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn-primary {
  background: var(--grad); color: var(--on-accent);
  box-shadow: 0 1px 0 rgba(255,255,255,.2) inset, 0 6px 18px -8px rgba(70,40,200,.6);
}
.btn-primary:hover { box-shadow: 0 10px 26px -8px rgba(70,40,200,.7); transform: translateY(-1px); filter: saturate(1.06) brightness(1.04); }
.btn-ghost {
  background: transparent; color: var(--ink); border-color: var(--line-2);
}
.btn-ghost:hover { border-color: var(--ink); background: rgba(255,255,255,.5); }
.btn-arrow { transition: transform .2s ease; }
.btn:hover .btn-arrow { transform: translateX(3px); }
.btn-lg { font-size: 17px; padding: 16px 30px; }
.btn-block { width: 100%; }

/* Section CTA rows */
.section-cta { margin-top: clamp(34px, 4vw, 50px); display: flex; flex-wrap: wrap; gap: 14px 16px; align-items: center; }
.section-cta.center { justify-content: center; }
.cta-aside { font-family: var(--mono); font-size: 12.5px; color: var(--ink-3); letter-spacing: .01em; display: inline-flex; align-items: center; gap: 7px; }
.cta-aside::before { content: ""; width: 16px; height: 1.5px; background: var(--line-2); display: inline-block; }
.free-pill {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--mono); font-size: 11.5px; letter-spacing: .08em; text-transform: uppercase; font-weight: 700;
  color: var(--accent-deep); background: var(--accent-wash);
  border: 1px solid color-mix(in srgb, var(--accent) 28%, transparent);
  padding: 6px 13px; border-radius: 999px;
}
.free-pill b { font-weight: 700; }

/* ---- Nav ---------------------------------------------------------------- */
.nav {
  position: sticky; top: 0; z-index: 100;
  background: color-mix(in srgb, var(--paper) 82%, transparent);
  -webkit-backdrop-filter: blur(12px) saturate(150%);
  backdrop-filter: blur(12px) saturate(150%);
  border-bottom: 1px solid transparent;
  transition: border-color .25s, background .25s;
}
.nav.scrolled { border-color: var(--line); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 70px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 18px; letter-spacing: -.02em; }
.brand-mark { height: 24px; width: auto; flex: none; }
.brand b { font-weight: 700; }
.brand-text { white-space: nowrap; display: inline-flex; }
.brand-text .bk { color: var(--ink); }
.brand-text .bg { background: var(--grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; color: transparent; }
.brand span { color: var(--ink-3); font-weight: 500; }
.nav-links { display: flex; align-items: center; gap: 30px; }
.nav-links a {
  font-size: 14.5px; color: var(--ink-2); font-weight: 500;
  transition: color .15s; position: relative;
}
.nav-links a:hover { color: var(--ink); }
.nav-cta { display: flex; align-items: center; gap: 14px; }
.nav .btn { padding: 10px 18px; font-size: 14.5px; }
.nav-burger { display: none; }

/* ---- Hero --------------------------------------------------------------- */
.hero { padding: clamp(48px, 7vw, 96px) 0 clamp(56px, 7vw, 104px); position: relative; }
.hero-grid {
  display: grid; grid-template-columns: 1.04fr .96fr; gap: clamp(40px, 5vw, 76px);
  align-items: center;
}
.hero h1 { font-size: clamp(40px, 6vw, 70px); letter-spacing: -.018em; }
.hero h1 em { font-style: italic; background: var(--grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; color: transparent; }
.hero-sub { font-size: clamp(17px, 1.7vw, 20.5px); color: var(--ink-2); margin: 26px 0 32px; max-width: 33ch; line-height: 1.5; }
.hero .eyebrow { margin-bottom: 24px; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }
.hero-trust {
  margin-top: 28px; font-family: var(--mono); font-size: 12px; letter-spacing: .02em;
  color: var(--ink-3); display: flex; flex-wrap: wrap; gap: 8px 12px; align-items: center;
}
.hero-trust .dot { width: 3px; height: 3px; border-radius: 50%; background: var(--line-2); }

/* Centered hero variant */
body[data-hero="centered"] .hero-grid { grid-template-columns: 1fr; text-align: center; justify-items: center; }
body[data-hero="centered"] .hero-sub { max-width: 50ch; }
body[data-hero="centered"] .hero-cta,
body[data-hero="centered"] .hero-trust { justify-content: center; }
body[data-hero="centered"] .scout { margin-top: 50px; max-width: 560px; width: 100%; }

/* ---- Scout (animated lead-scoring viz) ---------------------------------- */
.scout {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-lg);
  padding: 20px;
  position: relative;
  overflow: hidden;
}
.scout::after { /* scan sweep */
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(105deg, transparent 30%, color-mix(in srgb, var(--accent) 16%, transparent) 48%, transparent 66%);
  transform: translateX(-120%);
  opacity: 0;
}
.scout.scanning::after { animation: scan 1.15s ease-in-out; }
@keyframes scan { 0% { transform: translateX(-120%); opacity: 1; } 100% { transform: translateX(120%); opacity: 1; } }

.scout-top { display: flex; align-items: center; gap: 9px; margin-bottom: 16px; }
.scout-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--fit-high); box-shadow: 0 0 0 0 color-mix(in srgb, var(--fit-high) 60%, transparent); animation: pulse 2s infinite; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--fit-high) 55%, transparent); } 70% { box-shadow: 0 0 0 7px transparent; } 100% { box-shadow: 0 0 0 0 transparent; } }
.scout-label { font-family: var(--mono); font-size: 11px; letter-spacing: .16em; color: var(--ink-2); font-weight: 600; }
.scout-status { margin-left: auto; font-family: var(--mono); font-size: 11px; color: var(--ink-3); letter-spacing: .02em; }

.scout-icp {
  display: flex; align-items: center; gap: 10px;
  background: var(--accent-wash); border: 1px solid color-mix(in srgb, var(--accent) 24%, transparent);
  border-radius: 10px; padding: 9px 12px; margin-bottom: 14px;
}
.scout-icp-k { font-family: var(--mono); font-size: 10px; letter-spacing: .14em; font-weight: 700; color: var(--accent-deep); background: color-mix(in srgb, var(--accent) 22%, transparent); padding: 2px 7px; border-radius: 5px; }
.scout-icp-v { font-size: 14px; font-weight: 600; color: var(--ink); }

.scout-list { display: flex; flex-direction: column; gap: 8px; }
.lead {
  display: grid; grid-template-columns: 1fr auto; gap: 12px; align-items: center;
  background: var(--card-2); border: 1px solid var(--line); border-radius: 11px;
  padding: 11px 13px; position: relative;
  transition: border-color .4s, background .4s, box-shadow .4s, transform .4s cubic-bezier(.3,.8,.4,1);
}
.lead.best { border-color: var(--accent); background: var(--card); box-shadow: 0 0 0 1px var(--accent), var(--shadow); }
.lead-name { font-weight: 600; font-size: 14.5px; letter-spacing: -.005em; }
.lead-meta { font-size: 12px; color: var(--ink-3); margin-top: 3px; display: flex; align-items: center; gap: 7px; flex-wrap: wrap; }
.lead-src {
  font-family: var(--mono); font-size: 9px; font-weight: 700; letter-spacing: .05em; text-transform: uppercase;
  padding: 2px 6px 2px 5px; border-radius: 5px; display: inline-flex; align-items: center; gap: 4px; flex: none;
}
.lead-src::before { content: ""; width: 5px; height: 5px; border-radius: 1.5px; background: currentColor; }
.src-li { color: #0a66c2; background: color-mix(in srgb, #0a66c2 12%, transparent); }
.src-x  { color: #1d2433; background: color-mix(in srgb, #1d2433 9%, transparent); }
.src-rd { color: #e23900; background: color-mix(in srgb, #ff4500 12%, transparent); }
.src-yt { color: #d2102a; background: color-mix(in srgb, #e0203a 11%, transparent); }
.src-th { color: #a21caf; background: color-mix(in srgb, #a21caf 11%, transparent); }
.lead-score { display: flex; align-items: center; gap: 10px; }
.lead-bar { width: 74px; height: 7px; border-radius: 999px; background: color-mix(in srgb, var(--ink) 9%, transparent); overflow: hidden; }
.lead-bar i { display: block; height: 100%; width: 0; border-radius: 999px; background: var(--barcolor, var(--fit-mid)); transition: width 1s cubic-bezier(.4,1,.4,1); }
.lead-num { font-family: var(--mono); font-size: 13px; font-weight: 600; width: 26px; text-align: right; font-variant-numeric: tabular-nums; color: var(--ink-2); }
.lead-tag {
  position: absolute; top: -9px; right: 12px;
  font-family: var(--mono); font-size: 9.5px; letter-spacing: .08em; font-weight: 700; text-transform: uppercase;
  background: var(--accent); color: var(--on-accent); padding: 3px 8px; border-radius: 999px;
  opacity: 0; transform: translateY(4px) scale(.9); transition: opacity .4s, transform .4s;
}
.lead.best .lead-tag { opacity: 1; transform: translateY(0) scale(1); }
.scout-foot { margin-top: 14px; font-family: var(--mono); font-size: 11px; color: var(--ink-3); letter-spacing: .02em; text-align: center; }

/* ---- Generic cards ------------------------------------------------------ */
.cards { display: grid; gap: 18px; }
.cards.c3 { grid-template-columns: repeat(3, 1fr); }
.card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--r);
  padding: 28px; box-shadow: var(--shadow-sm);
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s;
}
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: var(--line-2); }
.card h3 { font-size: 21px; margin-bottom: 8px; letter-spacing: -.01em; }
.card p { margin: 0; color: var(--ink-2); font-size: 15.5px; line-height: 1.55; }
.card-idx { font-family: var(--mono); font-size: 12px; color: var(--accent-deep); letter-spacing: .1em; margin-bottom: 18px; display: block; }

/* Pain card icon chip */
.chip-ico {
  width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center;
  background: var(--accent-wash); color: var(--accent-deep); margin-bottom: 18px;
}
.chip-ico svg { width: 22px; height: 22px; }

/* ---- Building (feature) grid -------------------------------------------- */
.feat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.feat {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--r);
  padding: 22px 20px; display: flex; flex-direction: column; gap: 12px; min-height: 150px;
  box-shadow: var(--shadow-sm); transition: transform .2s, box-shadow .2s, border-color .2s;
}
.feat:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: var(--accent-soft); }
.feat-ico { width: 34px; height: 34px; color: var(--accent-deep); }
.feat-ico svg { width: 26px; height: 26px; }
.feat h3 { font-family: var(--sans); font-size: 16.5px; font-weight: 600; letter-spacing: -.01em; line-height: 1.25; margin-top: auto; }
.feat p { margin: 0; font-size: 13.5px; color: var(--ink-3); line-height: 1.5; }
.planned-label {
  display: inline-flex; align-items: center; gap: 7px;
  font-family: var(--mono); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; font-weight: 600;
  color: var(--accent-deep); background: var(--accent-wash);
  border: 1px solid color-mix(in srgb, var(--accent) 25%, transparent);
  padding: 6px 12px; border-radius: 999px;
}
.note { font-family: var(--mono); font-size: 12.5px; color: var(--ink-3); letter-spacing: .01em; }

/* ---- Steps -------------------------------------------------------------- */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; position: relative; }
.step { position: relative; }
.step-num {
  font-family: var(--serif); font-size: 56px; line-height: 1; color: var(--accent);
  font-weight: 500; margin-bottom: 16px; display: block;
}
.step h3 { font-size: 22px; margin-bottom: 8px; }
.step p { margin: 0; color: var(--ink-2); font-size: 15.5px; }
.step-line { position: absolute; top: 28px; left: calc(100% - 8px); width: 28px; height: 1.5px;
  background: repeating-linear-gradient(90deg, var(--line-2) 0 5px, transparent 5px 10px); }

/* ---- Pricing ------------------------------------------------------------ */
.plans { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; align-items: start; }
.plan {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--r-lg);
  padding: 30px 28px; display: flex; flex-direction: column;
  box-shadow: var(--shadow-sm); transition: transform .2s, box-shadow .2s;
}
.plan:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.plan.featured {
  border: 1.5px solid var(--accent); box-shadow: 0 0 0 1px var(--accent), var(--shadow-lg);
  position: relative; transform: translateY(-6px);
  background: linear-gradient(180deg, var(--card) 0%, var(--card) 100%);
}
.plan.featured:hover { transform: translateY(-9px); }
.plan-badge {
  position: absolute; top: -13px; left: 50%; transform: translateX(-50%);
  font-family: var(--mono); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; font-weight: 700;
  background: var(--accent); color: var(--on-accent); padding: 5px 14px; border-radius: 999px; white-space: nowrap;
  box-shadow: var(--shadow-sm);
}
.plan-name { font-family: var(--serif); font-size: 25px; font-weight: 500; margin-bottom: 4px; }
.plan-desc { font-size: 14px; color: var(--ink-3); line-height: 1.45; min-height: 40px; margin-bottom: 20px; }
.plan-price { display: flex; align-items: baseline; gap: 12px; margin-bottom: 22px; flex-wrap: wrap; }
.plan-price b { font-family: var(--serif); font-size: 48px; font-weight: 500; letter-spacing: -.02em; line-height: 1; background: var(--grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; color: transparent; }
.plan-price span { font-size: 15px; color: var(--ink-3); font-weight: 500; }
.plan-was { display: inline-flex; flex-direction: column; line-height: 1.12; }
.plan-was s { font-family: var(--serif); font-size: 21px; color: var(--ink-3); text-decoration-thickness: 2px; text-decoration-color: var(--accent); }
.plan-was em { font-style: normal; font-family: var(--mono); font-size: 10px; letter-spacing: .07em; text-transform: uppercase; color: var(--accent-deep); margin-top: 3px; }
.plan-feats { list-style: none; padding: 0; margin: 0 0 26px; display: flex; flex-direction: column; gap: 11px; }
.plan-feats li { display: flex; gap: 10px; font-size: 14.5px; color: var(--ink-2); line-height: 1.4; align-items: flex-start; }
.plan-feats svg { width: 17px; height: 17px; color: var(--accent-deep); flex: none; margin-top: 2px; }
.plan .btn { margin-top: auto; }
.plans-note {
  margin-top: 26px; text-align: center; font-size: 14px; color: var(--ink-3);
  max-width: 62ch; margin-inline: auto; line-height: 1.5;
}

/* ---- Form --------------------------------------------------------------- */
.form-card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--r-lg);
  box-shadow: var(--shadow); padding: clamp(28px, 4vw, 48px); max-width: 820px; margin: 0 auto;
}
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px 20px; }
.field { display: flex; flex-direction: column; gap: 7px; }
.field.full { grid-column: 1 / -1; }
.field label { font-size: 13.5px; font-weight: 600; color: var(--ink-2); letter-spacing: .005em; }
.field label .opt { font-weight: 500; color: var(--ink-3); font-family: var(--mono); font-size: 11px; }
.field input, .field textarea, .field select {
  font-family: var(--sans); font-size: 15.5px; color: var(--ink);
  background: var(--paper); border: 1.5px solid var(--line-2); border-radius: var(--r-sm);
  padding: 12px 14px; outline: none; transition: border-color .15s, box-shadow .15s, background .15s; width: 100%;
}
.field textarea { resize: vertical; min-height: 80px; line-height: 1.5; }
.field input:focus, .field textarea:focus, .field select:focus {
  border-color: var(--accent); background: var(--card);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 18%, transparent);
}
.field input::placeholder, .field textarea::placeholder { color: var(--ink-3); }

/* plan radio cards */
.plan-pick { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.pick {
  border: 1.5px solid var(--line-2); border-radius: var(--r-sm); padding: 12px 13px;
  cursor: pointer; transition: border-color .15s, background .15s; background: var(--paper);
}
.pick:hover { border-color: var(--accent-soft); }
.pick input { position: absolute; opacity: 0; pointer-events: none; }
.pick.sel { border-color: var(--accent); background: var(--accent-wash); box-shadow: 0 0 0 1px var(--accent); }
.pick-name { font-weight: 600; font-size: 14px; }
.pick-price { font-family: var(--mono); font-size: 12.5px; color: var(--ink-3); margin-top: 2px; }

/* yes/no segmented */
.seg { display: inline-flex; gap: 6px; background: var(--paper); border: 1.5px solid var(--line-2); border-radius: 999px; padding: 4px; }
.seg label { padding: 8px 22px; border-radius: 999px; font-size: 14.5px; font-weight: 600; color: var(--ink-2); cursor: pointer; transition: background .15s, color .15s; }
.seg input { position: absolute; opacity: 0; pointer-events: none; }
.seg label.sel { background: var(--accent); color: var(--on-accent); }

.form-actions { margin-top: 26px; display: flex; flex-wrap: wrap; align-items: center; gap: 16px; }
.form-actions .note { flex: 1; min-width: 200px; }

/* success state */
.form-success { display: none; text-align: center; padding: clamp(36px, 5vw, 64px) 24px; }
.form-card.done .form-grid, .form-card.done .form-actions { display: none; }
.form-card.done .form-success { display: block; animation: rise .5s cubic-bezier(.2,.8,.3,1) both; }
@keyframes rise { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
.success-mark { width: 60px; height: 60px; border-radius: 50%; background: var(--fit-high); color: #fff; display: grid; place-items: center; margin: 0 auto 22px; box-shadow: var(--shadow); }
.success-mark svg { width: 30px; height: 30px; }
.form-success h3 { font-size: 28px; margin-bottom: 12px; }
.form-success p { color: var(--ink-2); max-width: 42ch; margin: 0 auto; }
.success-plan { display: inline-flex; align-items: center; gap: 8px; margin-top: 22px; font-family: var(--mono); font-size: 13px; background: var(--accent-wash); border: 1px solid var(--accent-soft); color: var(--accent-deep); padding: 8px 16px; border-radius: 999px; font-weight: 600; }

/* ---- FAQ ---------------------------------------------------------------- */
.faq { max-width: 760px; margin: 0 auto; border-top: 1px solid var(--line); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-q {
  width: 100%; background: none; border: none; text-align: left;
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
  padding: 24px 4px; font-family: var(--serif); font-size: clamp(18px, 2.1vw, 22px); font-weight: 500; color: var(--ink);
}
.faq-q:hover { color: var(--accent-deep); }
.faq-ico { flex: none; width: 22px; height: 22px; position: relative; }
.faq-ico::before, .faq-ico::after { content: ""; position: absolute; background: var(--accent); border-radius: 2px; transition: transform .25s ease, opacity .25s; }
.faq-ico::before { top: 50%; left: 2px; right: 2px; height: 2px; transform: translateY(-50%); }
.faq-ico::after { left: 50%; top: 2px; bottom: 2px; width: 2px; transform: translateX(-50%); }
.faq-item.open .faq-ico::after { transform: translateX(-50%) scaleY(0); opacity: 0; }
.faq-a { overflow: hidden; max-height: 0; transition: max-height .3s ease; }
.faq-a-inner { padding: 0 4px 26px; color: var(--ink-2); font-size: 16px; line-height: 1.6; max-width: 64ch; }

/* ---- Build-in-public ---------------------------------------------------- */
.bip-card .card-tag { font-family: var(--mono); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: var(--accent-deep); margin-bottom: 14px; display: block; }

/* ---- Dark closer + footer ----------------------------------------------- */
.closer { background: var(--ink); color: var(--paper); position: relative; overflow: hidden; }
.closer::before {
  content: ""; position: absolute; inset: 0; pointer-events: none; opacity: .85;
  background:
    radial-gradient(55% 75% at 80% 16%, rgba(173,36,247,.34), transparent 62%),
    radial-gradient(50% 65% at 8% 92%, rgba(7,168,245,.26), transparent 66%);
}
.closer .wrap { position: relative; }
.closer h2 { font-size: clamp(32px, 5vw, 56px); color: var(--paper); max-width: 18ch; }
.closer h2 em { font-style: italic; background: var(--grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; color: transparent; }
.closer .eyebrow { color: var(--accent-soft); }
.closer .eyebrow::before { background: var(--accent-soft); }
.closer-cta { margin-top: 34px; display: flex; flex-wrap: wrap; gap: 14px; }
.closer .btn-ghost { color: var(--paper); border-color: color-mix(in srgb, var(--paper) 35%, transparent); }
.closer .btn-ghost:hover { border-color: var(--paper); background: color-mix(in srgb, var(--paper) 8%, transparent); }

.footer { background: var(--ink); color: var(--ink-3); border-top: 1px solid color-mix(in srgb, var(--paper) 12%, transparent); }
.footer .wrap { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 20px; padding-top: 38px; padding-bottom: 38px; }
.footer .brand { color: var(--paper); }
.footer .brand-text .bk { color: #fff; }
.footer .brand span { color: color-mix(in srgb, var(--paper) 45%, transparent); }
.footer-tag { font-family: var(--mono); font-size: 12px; letter-spacing: .04em; }
.footer-links { display: flex; gap: 24px; }
.footer-links a { font-size: 14px; color: color-mix(in srgb, var(--paper) 65%, transparent); transition: color .15s; }
.footer-links a:hover { color: var(--paper); }

/* ---- Reveal-on-scroll ---------------------------------------------------
   Default state is fully visible (fail-safe: content is NEVER hidden if JS
   doesn't run). The entrance is a one-shot keyframe added via the .in class. */
.reveal.in { animation: revealUp .6s cubic-bezier(.2,.7,.3,1) both; }
@keyframes revealUp { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: none; } }

/* ---- Responsive --------------------------------------------------------- */
@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; gap: 44px; }
  .hero-sub { max-width: 46ch; }
  .feat-grid { grid-template-columns: repeat(2, 1fr); }
  .nav-links { display: none; }
}
@media (max-width: 760px) {
  :root { --gut: 18px; }
  body { font-size: 16px; }
  .cards.c3, .steps, .plans, .plan-pick { grid-template-columns: 1fr; }
  .plan.featured { transform: none; }
  .plan.featured:hover { transform: translateY(-4px); }
  .form-grid { grid-template-columns: 1fr; }
  .step-line { display: none; }
  .footer .wrap { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 480px) {
  .feat-grid { grid-template-columns: 1fr; }
  .hero-cta .btn, .closer-cta .btn { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: .001ms !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; }
}