/* WhaleFlow Alerts — v2 product-grade, less editorial, behavioral UX */
:root {
  --bg:        #ffffff;
  --bg-2:      #fafaf9;
  --surface:   #ffffff;
  --surface-2: #f4f4f2;
  --line:      #e7e7e2;
  --line-2:    #d4d4cf;
  --line-rule: #14150f;

  --ink:       #0d0e0a;
  --ink-2:     #2c2d27;
  --ink-muted: #62635c;
  --ink-dim:   #8e8f87;

  --accent:        #0a6b6e;
  --accent-strong: #074d50;
  --accent-soft:   #ecf3f3;
  --accent-ink:    #ffffff;

  --positive:      #2c6a3d;
  --positive-soft: #e8efe7;
  --negative:      #8a2a2a;
  --negative-soft: #f3e2df;
  --warn:          #8a5a17;
  --warn-soft:     #f3eada;

  --font-sans: "Inter Tight", "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-display: "Inter Tight", -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 14px;

  --container: 1200px;
}

*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  font-feature-settings: "ss01", "cv11";
}
img, svg { display: block; max-width: 100%; }
a { color: var(--accent); text-underline-offset: 3px; text-decoration-thickness: 1px; }
a:hover { color: var(--accent-strong); }
button { font: inherit; cursor: pointer; border: 0; background: none; color: inherit; }

.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: 28px; }
.mono { font-family: var(--font-mono); }

/* Header */
.wf-header {
  border-bottom: 1px solid var(--line);
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(8px);
  position: sticky; top: 0; z-index: 30;
}
.wf-header__top {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 0; gap: 24px;
}
.wf-brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); }
.wf-brand__mark {
  width: 26px; height: 26px; border-radius: 6px;
  background: var(--ink); color: var(--bg);
  display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--font-mono); font-weight: 700; font-size: 12px;
}
.wf-brand__name { font-weight: 600; font-size: 15px; letter-spacing: -0.015em; }

.wf-nav { display: flex; align-items: center; gap: 28px; }
.wf-nav a {
  text-decoration: none; color: var(--ink-2); font-size: 14px;
  padding: 6px 0;
}
.wf-nav a:hover { color: var(--ink); }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 11px 18px; border-radius: 8px;
  font-size: 14px; font-weight: 500;
  text-decoration: none; white-space: nowrap;
  border: 1px solid transparent;
  transition: background 120ms ease, color 120ms ease, border-color 120ms ease, transform 80ms ease;
}
.btn:active { transform: translateY(1px); }
.btn--primary { background: var(--ink); color: var(--bg); }
.btn--primary:hover { background: #000; }
.btn--ghost { background: transparent; color: var(--ink); border-color: var(--line-2); }
.btn--ghost:hover { border-color: var(--ink); }
.btn--quiet { background: var(--surface-2); color: var(--ink); border-color: var(--surface-2); }
.btn--quiet:hover { background: var(--line); }
.btn--sm { padding: 8px 13px; font-size: 13px; }

/* Hero — single column, scannable, scoped focus */
.wf-hero {
  padding: 72px 0 80px;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(ellipse 90% 60% at 50% 0%, rgba(10,107,110,0.04), transparent 60%),
    var(--bg);
}
.wf-hero__chip {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 5px 11px 5px 5px; border-radius: 999px;
  background: var(--surface-2); color: var(--ink-2);
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.02em;
  margin-bottom: 22px; border: 1px solid var(--line);
}
.wf-hero__chip-tag {
  background: var(--ink); color: var(--bg);
  padding: 3px 8px; border-radius: 999px; font-size: 10px; letter-spacing: 0.04em; text-transform: uppercase;
}
.wf-hero__chip .pulse {
  width: 6px; height: 6px; border-radius: 999px; background: var(--positive);
  box-shadow: 0 0 0 0 rgba(44,106,61,0.6);
  animation: pulse 1.8s ease-out infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(44,106,61,0.5); }
  70% { box-shadow: 0 0 0 8px rgba(44,106,61,0); }
  100% { box-shadow: 0 0 0 0 rgba(44,106,61,0); }
}

.wf-hero__grid {
  display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: 64px; align-items: center;
}
.wf-hero__title {
  font-family: var(--font-display);
  font-size: 56px; line-height: 1.0; letter-spacing: -0.04em;
  margin: 0 0 20px; font-weight: 600; color: var(--ink);
  max-width: 14ch;
}
.wf-hero__title em { font-style: normal; color: var(--accent); font-weight: 600; }
.wf-hero__lede {
  font-size: 18px; line-height: 1.5; color: var(--ink-2);
  margin: 0 0 28px; max-width: 52ch;
}
.wf-hero__ctas { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.wf-hero__legal {
  margin-top: 14px; font-size: 12px; color: var(--ink-muted);
}
.wf-hero__legal b { color: var(--ink); font-weight: 500; }

/* Hero proof card — the actual product, clean */
.proof {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 18px;
  box-shadow: 0 1px 0 rgba(0,0,0,0.02), 0 12px 28px -16px rgba(13,14,10,0.16);
}
.proof__head {
  display: flex; align-items: center; justify-content: space-between;
  font-family: var(--font-mono); font-size: 11px; color: var(--ink-muted);
  padding-bottom: 12px; border-bottom: 1px solid var(--line);
  letter-spacing: 0.02em;
}
.proof__head .left { display: inline-flex; align-items: center; gap: 8px; }
.proof__head .left .dot { width: 6px; height: 6px; border-radius: 999px; background: var(--accent); }
.proof__head b { color: var(--ink); font-weight: 500; }

.proof__body { padding: 14px 0 4px; }
.proof__market {
  font-size: 16px; font-weight: 600; letter-spacing: -0.015em;
  margin: 0 0 14px; line-height: 1.3;
}
.proof__row {
  display: grid; grid-template-columns: 1fr auto;
  align-items: center; gap: 10px; padding: 10px 0;
  border-top: 1px dashed var(--line);
  font-family: var(--font-mono); font-size: 12px;
}
.proof__row:first-of-type { border-top: 0; }
.proof__row .lbl { color: var(--ink-muted); }
.proof__row .val { color: var(--ink); }
.proof__row .val .delta { color: var(--positive); margin-left: 6px; }

.proof__lc {
  margin-top: 14px; padding-top: 14px;
  border-top: 1px solid var(--line);
}
.proof__lc-head {
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.06em;
  text-transform: uppercase; color: var(--ink-muted);
  display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px;
}
.proof__lc-head .pill { font-size: 9px; }
.lc-row {
  display: grid; grid-template-columns: 14px 1fr auto;
  gap: 10px; align-items: center;
  padding: 7px 0; font-family: var(--font-mono); font-size: 12px;
  position: relative;
}
.lc-row .dot {
  width: 7px; height: 7px; border-radius: 999px; background: var(--accent);
  justify-self: center; position: relative;
}
.lc-row:not(:last-child) .dot::after {
  content: ""; position: absolute; left: 50%; top: 100%; transform: translateX(-50%);
  width: 1px; height: 14px; background: var(--line-2);
}
.lc-row.exit .dot { background: var(--warn); }
.lc-row.win .dot { background: var(--positive); width: 8px; height: 8px; }
.lc-row .kind { color: var(--ink); }
.lc-row .meta { color: var(--ink-muted); font-size: 11px; }

.pill {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 2px 9px; border-radius: 999px;
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.04em;
  text-transform: uppercase; font-weight: 500;
  border: 1px solid var(--line-2); color: var(--ink-2); background: var(--surface-2);
}
.pill--accent { color: var(--accent); border-color: rgba(10,107,110,0.3); background: var(--accent-soft); }
.pill--positive { color: var(--positive); border-color: rgba(44,106,61,0.3); background: var(--positive-soft); }
.pill--negative { color: var(--negative); border-color: rgba(138,42,42,0.3); background: var(--negative-soft); }
.pill--ghost { color: var(--ink-muted); background: transparent; }

/* Sections */
.wf-sec { padding: 88px 0; border-bottom: 1px solid var(--line); }
.wf-sec--alt { background: var(--bg-2); }
.wf-sec--ink { background: var(--ink); color: var(--bg); border-bottom: 0; }
.wf-sec__head { max-width: 720px; margin: 0 0 48px; }
.wf-sec__kicker {
  display: inline-block;
  font-family: var(--font-mono); font-size: 11px; color: var(--accent);
  letter-spacing: 0.04em; margin-bottom: 14px;
}
.wf-sec__title {
  font-family: var(--font-display); font-size: 40px; line-height: 1.04;
  letter-spacing: -0.035em; margin: 0 0 14px; font-weight: 600;
  max-width: 22ch;
}
.wf-sec__lede { font-size: 17px; color: var(--ink-2); margin: 0; max-width: 56ch; }
.wf-sec--ink .wf-sec__lede { color: rgba(255,255,255,0.7); }
.wf-sec--ink .wf-sec__title { color: var(--bg); }
.wf-sec--ink .wf-sec__kicker { color: #6cd3dc; }

/* Big trust callouts (replaces ornamental trust strip) */
.tenets {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px;
  background: var(--line); border: 1px solid var(--line); border-radius: 14px; overflow: hidden;
}
.tenet { background: var(--surface); padding: 28px 28px 32px; }
.tenet__num { font-family: var(--font-mono); font-size: 12px; color: var(--ink-muted); }
.tenet__title {
  font-family: var(--font-display); font-size: 22px; font-weight: 600;
  letter-spacing: -0.025em; margin: 12px 0 8px; line-height: 1.15;
}
.tenet__body { font-size: 14px; color: var(--ink-2); margin: 0; line-height: 1.55; }
.tenet__body strong { color: var(--ink); }

/* How it works */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.step {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-lg);
  padding: 24px; position: relative;
}
.step__icon {
  width: 36px; height: 36px; border-radius: 8px;
  background: var(--accent-soft); color: var(--accent);
  display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--font-mono); font-weight: 600; font-size: 13px;
  margin-bottom: 16px;
}
.step__title {
  font-family: var(--font-display); font-size: 19px; font-weight: 600;
  letter-spacing: -0.02em; margin: 0 0 8px;
}
.step__body { font-size: 14px; color: var(--ink-2); margin: 0; line-height: 1.55; }
.step__body code {
  font-family: var(--font-mono); font-size: 12px;
  background: var(--surface-2); padding: 1px 6px; border-radius: 4px;
}

/* Two-column metric split */
.split {
  display: grid; grid-template-columns: 1fr 1fr; gap: 20px;
}
.split__card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-lg);
  padding: 28px; position: relative;
}
.split__card--accent { background: linear-gradient(180deg, var(--accent-soft), var(--surface) 50%); border-color: rgba(10,107,110,0.18); }
.split__sub {
  font-family: var(--font-mono); font-size: 11px; color: var(--ink-muted);
  letter-spacing: 0.04em; margin: 0 0 10px;
}
.split__title {
  font-family: var(--font-display); font-size: 22px; font-weight: 600;
  letter-spacing: -0.025em; margin: 0 0 10px;
}
.split__lede { font-size: 14px; color: var(--ink-2); margin: 0 0 18px; line-height: 1.55; }
.split__row {
  padding: 12px 0; border-top: 1px solid var(--line);
  display: grid; grid-template-columns: 110px 1fr; gap: 14px;
}
.split__row dt { font-family: var(--font-mono); font-size: 10px; color: var(--ink-muted); letter-spacing: 0.06em; text-transform: uppercase; align-self: center; margin: 0; }
.split__row dd { margin: 0; font-size: 13px; color: var(--ink); }

/* Cohort row */
.cohort-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 28px; }
.cohort {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-lg);
  padding: 22px;
}
.cohort__lbl { font-size: 13px; color: var(--ink-2); font-weight: 500; display: flex; justify-content: space-between; align-items: center; margin-bottom: 14px; }
.cohort__val { font-family: var(--font-mono); font-size: 13px; color: var(--ink-muted); display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.cohort__val .bar {
  flex: 1; height: 8px; border-radius: 4px;
  background: repeating-linear-gradient(-45deg, var(--surface-2) 0 5px, var(--bg-2) 5px 10px);
  border: 1px solid var(--line);
}
.cohort__sub { font-size: 12px; color: var(--ink-muted); margin: 0; line-height: 1.5; }

/* What we won't do — the trust killer section */
.wont {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 0;
  border: 1px solid var(--line); border-radius: var(--r-lg); overflow: hidden;
  background: var(--surface);
}
.wont__col { padding: 28px 32px; }
.wont__col + .wont__col { border-left: 1px solid var(--line); }
.wont__head {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.04em;
  margin-bottom: 18px; padding-bottom: 14px; border-bottom: 1px solid var(--line);
  display: flex; align-items: center; gap: 10px;
}
.wont__head .ico {
  width: 22px; height: 22px; border-radius: 6px; display: inline-flex; align-items: center; justify-content: center;
  font-size: 14px; font-weight: 600; font-family: var(--font-display);
}
.wont__head--won { color: var(--positive); }
.wont__head--won .ico { background: var(--positive-soft); color: var(--positive); }
.wont__head--no { color: var(--negative); }
.wont__head--no .ico { background: var(--negative-soft); color: var(--negative); }
.wont ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 14px; }
.wont li { font-size: 14px; color: var(--ink-2); padding-left: 22px; position: relative; line-height: 1.5; }
.wont li::before {
  content: ""; position: absolute; left: 0; top: 7px;
  width: 12px; height: 12px; border-radius: 999px;
}
.wont .wont__col--will li::before { background: var(--positive-soft); border: 1.5px solid var(--positive); }
.wont .wont__col--wont li::before { background: var(--negative-soft); border: 1.5px solid var(--negative); }
.wont li b { color: var(--ink); font-weight: 600; }

/* Compare table */
.cmp {
  width: 100%; border-collapse: separate; border-spacing: 0;
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-lg);
  overflow: hidden; font-size: 14px;
}
.cmp th, .cmp td { padding: 16px 22px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: middle; }
.cmp thead th {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.04em;
  color: var(--ink-muted); background: var(--bg-2); font-weight: 500;
}
.cmp thead th.col-prem { color: var(--accent); }
.cmp tbody tr:last-child td { border-bottom: 0; }
.cmp .feat { font-weight: 500; color: var(--ink); width: 50%; }
.cmp .col-prem-cell { background: rgba(10,107,110,0.035); }
.cmp .yes { color: var(--positive); font-family: var(--font-mono); font-size: 12px; }
.cmp .yes::before { content: "● "; }
.cmp .no { color: var(--ink-dim); font-family: var(--font-mono); font-size: 12px; }
.cmp .no::before { content: "○ "; }
.cmp .partial { color: var(--warn); font-family: var(--font-mono); font-size: 12px; }
.cmp .partial::before { content: "◐ "; }

/* Track-record table */
.tr { width: 100%; border-collapse: collapse; background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-lg); overflow: hidden; font-family: var(--font-mono); font-size: 12px; }
.tr th, .tr td { padding: 12px 16px; text-align: left; border-bottom: 1px solid var(--line); }
.tr thead th { font-size: 10px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-muted); background: var(--bg-2); font-weight: 500; }
.tr tbody tr:hover { background: var(--bg-2); }
.tr tbody tr:last-child td { border-bottom: 0; }
.tr .num { white-space: nowrap; }
.tr .status-won { color: var(--positive); }
.tr .status-lost { color: var(--negative); }
.tr .status-unr { color: var(--ink-muted); }

/* Schema preview */
.schema-tabs { display: flex; gap: 0; border: 1px solid var(--line); border-bottom: 0; background: var(--bg-2); border-radius: 14px 14px 0 0; overflow: hidden; }
.schema-tab {
  padding: 11px 18px; font-family: var(--font-mono); font-size: 11px;
  color: var(--ink-muted); background: transparent; cursor: pointer;
  border-right: 1px solid var(--line);
}
.schema-tab[aria-selected="true"] { background: var(--surface); color: var(--ink); }
.schema-tab:hover { color: var(--ink); }
.schema {
  font-family: var(--font-mono); font-size: 12px; line-height: 1.7;
  background: var(--surface); border: 1px solid var(--line); border-top: 0;
  border-radius: 0 0 14px 14px;
  padding: 18px 22px; white-space: pre; overflow-x: auto; color: var(--ink); margin: 0;
}
.schema .k { color: var(--accent); }
.schema .s { color: var(--positive); }
.schema .n { color: var(--negative); }
.schema .c { color: var(--ink-dim); font-style: italic; }

/* CTA */
.wf-cta__grid { display: grid; grid-template-columns: 1.4fr auto; gap: 32px; align-items: center; }
.wf-cta h2 { font-family: var(--font-display); font-weight: 600; font-size: 36px; line-height: 1.05; letter-spacing: -0.035em; margin: 0 0 10px; }
.wf-cta p { color: rgba(255,255,255,0.7); margin: 0; max-width: 56ch; font-size: 15px; }
.wf-cta__buttons { display: flex; gap: 10px; flex-wrap: wrap; }
.wf-cta .btn--primary { background: var(--bg); color: var(--ink); }
.wf-cta .btn--primary:hover { background: var(--bg); }
.wf-cta .btn--ghost { color: var(--bg); border-color: rgba(255,255,255,0.3); }
.wf-cta .btn--ghost:hover { border-color: var(--bg); }

/* Footer */
.wf-footer { background: var(--bg); padding: 56px 0 28px; font-size: 13px; color: var(--ink-muted); border-top: 1px solid var(--line); }
.wf-footer__grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 32px; border-bottom: 1px solid var(--line); }
.wf-footer h4 { font-family: var(--font-mono); font-size: 11px; color: var(--ink); margin: 0 0 14px; font-weight: 500; }
.wf-footer ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.wf-footer a { color: var(--ink-muted); text-decoration: none; }
.wf-footer a:hover { color: var(--ink); }
.wf-footer__legal { padding-top: 18px; display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; font-size: 12px; color: var(--ink-muted); }
.wf-footer__pitch { font-size: 13px; line-height: 1.55; max-width: 36ch; margin: 12px 0 0; }

/* Scope helpers */
.wf-scope { font-family: var(--font-sans); color: var(--ink); background: var(--bg); }
.wf-scope * { box-sizing: border-box; }

/* MOBILE */
.wf-mobile { font-size: 14px; }
.wf-mobile .container { padding-inline: 20px; }
.wf-mobile .wf-header__top { padding: 12px 0; }
.wf-mobile .wf-nav { display: none; }
.wf-mobile .wf-burger {
  width: 38px; height: 38px; border: 1px solid var(--line-2); border-radius: 8px;
  display: inline-flex; align-items: center; justify-content: center;
}
.wf-mobile .wf-burger span { width: 16px; height: 1.5px; background: var(--ink); position: relative; display: block; }
.wf-mobile .wf-burger span::before, .wf-mobile .wf-burger span::after {
  content: ""; position: absolute; left: 0; width: 16px; height: 1.5px; background: var(--ink);
}
.wf-mobile .wf-burger span::before { top: -5px; }
.wf-mobile .wf-burger span::after { top: 5px; }
.wf-mobile .wf-hero { padding: 36px 0 44px; }
.wf-mobile .wf-hero__grid { grid-template-columns: 1fr; gap: 32px; }
.wf-mobile .wf-hero__title { font-size: 38px; line-height: 1.0; letter-spacing: -0.04em; max-width: none; }
.wf-mobile .wf-hero__lede { font-size: 16px; }
.wf-mobile .wf-hero__ctas .btn { flex: 1; justify-content: center; padding: 12px 14px; }
.wf-mobile .wf-sec { padding: 56px 0; }
.wf-mobile .wf-sec__head { margin-bottom: 28px; }
.wf-mobile .wf-sec__title { font-size: 30px; }
.wf-mobile .tenets { grid-template-columns: 1fr; }
.wf-mobile .steps { grid-template-columns: 1fr; gap: 12px; }
.wf-mobile .split { grid-template-columns: 1fr; }
.wf-mobile .cohort-row { grid-template-columns: 1fr; }
.wf-mobile .wont { grid-template-columns: 1fr; }
.wf-mobile .wont__col + .wont__col { border-left: 0; border-top: 1px solid var(--line); }
.wf-mobile .cmp thead { display: none; }
.wf-mobile .cmp, .wf-mobile .cmp tbody, .wf-mobile .cmp tr, .wf-mobile .cmp td { display: block; }
.wf-mobile .cmp tr { padding: 14px 16px; border-bottom: 1px solid var(--line); }
.wf-mobile .cmp tr:last-child { border-bottom: 0; }
.wf-mobile .cmp td { padding: 4px 0; border: 0; }
.wf-mobile .cmp td.feat { font-weight: 600; margin-bottom: 6px; padding-bottom: 6px; border-bottom: 1px dashed var(--line); }
.wf-mobile .cmp td[data-label]::before {
  content: attr(data-label); display: inline-block; width: 90px;
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.06em;
  text-transform: uppercase; color: var(--ink-muted);
}
.wf-mobile .tr-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; border: 1px solid var(--line); border-radius: var(--r-lg); }
.wf-mobile .tr { border: 0; border-radius: 0; min-width: 640px; }
.wf-mobile .wf-cta__grid { grid-template-columns: 1fr; gap: 20px; }
.wf-mobile .wf-cta h2 { font-size: 28px; }
.wf-mobile .wf-cta__buttons .btn { flex: 1; justify-content: center; }
.wf-mobile .wf-footer__grid { grid-template-columns: 1fr 1fr; gap: 24px; }
.wf-mobile .wf-footer__col--brand { grid-column: 1 / -1; }