/* Tactivo — tactivo.co.uk
   One stylesheet, no build step, no dependencies. Tokens mirror the app's
   theme (lib/core/theme/app_colors.dart) and the four-corner palette
   (lib/core/icons/corner_colors.dart). See DESIGN.md. */

:root {
  --ink: #0b0f10;
  --ink-lift: #101416;
  --surface: #14181b;
  --card: #191d21;
  --hair: #23292e;
  --hair-2: #2e3339;
  --text: #ffffff;
  --body: #d5d9dc;
  --muted: #8d949b;
  --faint: #6f767d;

  /* The four coaching corners. Named roles, not accents. */
  --technical: #c8f323;
  --tactical: #7aa2ff;
  --physical: #ffb340;
  --social: #b18cff;

  --brand: #c8f323;
  --brand-press: #add51a;

  --max: 1180px;
  --gut: 28px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--ink);
  color: var(--text);
  font-family: Archivo, "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; height: auto; display: block; }

a { color: inherit; }

.wrap { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 var(--gut); }

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

:focus-visible {
  outline: 2px solid var(--brand);
  outline-offset: 3px;
  border-radius: 4px;
}

.skip {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--brand);
  color: var(--ink);
  padding: 12px 20px;
  font-weight: 700;
  border-radius: 0 0 10px 0;
  z-index: 60;
}

.skip:focus { left: 0; }

/* ============================================================ masthead */

.masthead {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(11, 15, 16, 0.78);
  backdrop-filter: blur(14px) saturate(1.2);
  border-bottom: 1px solid var(--hair);
}

.masthead .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  height: 70px;
}

.masthead a.brand { display: block; }
.masthead img { height: 25px; width: auto; }

.masthead nav { display: flex; align-items: center; gap: 28px; }

.masthead nav a {
  font-size: 15px;
  font-weight: 500;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.15s ease;
}

.masthead nav a:hover { color: var(--text); }

/* ============================================================ buttons */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--brand);
  color: var(--ink);
  font-weight: 700;
  font-size: 16px;
  letter-spacing: -0.01em;
  padding: 14px 26px;
  border-radius: 999px;
  border: 0;
  text-decoration: none;
  cursor: pointer;
  transition: background 0.16s ease, transform 0.16s ease;
}

.btn:hover { background: var(--brand-press); transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn--line {
  background: transparent;
  color: var(--text);
  box-shadow: inset 0 0 0 1px var(--hair-2);
}

.btn--line:hover { background: var(--surface); }

.btn--sm { padding: 10px 20px; font-size: 15px; }

/* ============================================================ hero */

.hero {
  position: relative;
  overflow: hidden;
  padding: 92px 0 0;
}

.hero::before {
  /* Floodlight behind the phone. Decorative. */
  content: "";
  position: absolute;
  top: -180px;
  right: -140px;
  width: 900px;
  height: 760px;
  background: radial-gradient(closest-side, rgba(200, 243, 35, 0.16), transparent 70%);
  pointer-events: none;
}

.hero .wrap {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
  gap: 48px;
  align-items: center;
}

.standfirst {
  font-size: 15px;
  font-weight: 600;
  color: var(--muted);
  margin: 0 0 22px;
}

.standfirst b { color: var(--text); font-weight: 700; }

h1 {
  font-size: clamp(42px, 5vw, 68px);
  line-height: 1.0;
  letter-spacing: -0.035em;
  font-weight: 800;
  margin: 0 0 24px;
  text-wrap: balance;
}

h1 em {
  font-style: normal;
  color: var(--brand);
}

.hero p.lede {
  font-size: 19px;
  color: var(--muted);
  max-width: 44ch;
  margin: 0 0 30px;
}

.hero .actions { display: flex; flex-wrap: wrap; gap: 12px; }

.perks {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 20px 0 0;
  padding: 0;
}

.perks li {
  font-size: 14px;
  font-weight: 500;
  color: var(--body);
  border: 1px solid var(--hair-2);
  border-radius: 999px;
  padding: 6px 14px;
  white-space: nowrap;
}

.hero .fineprint {
  margin: 16px 0 0;
  font-size: 14px;
  color: var(--faint);
}

.hero-shot {
  position: relative;
  justify-self: end;
  width: 100%;
  max-width: 392px;
  margin: 0;
}

.hero-shot > span {
  /* A window on the screen, so the phone never sets the hero's height. */
  display: block;
  height: 600px;
  overflow: hidden;
  border-radius: 28px;
  border: 1px solid var(--hair-2);
  box-shadow: 0 40px 90px rgba(0, 0, 0, 0.65);
  -webkit-mask-image: linear-gradient(180deg, #000 74%, transparent);
  mask-image: linear-gradient(180deg, #000 74%, transparent);
}

.hero-shot img { width: 100%; display: block; }

.hero-shot figcaption {
  position: absolute;
  left: -20px;
  bottom: 44px;
  background: var(--ink);
  border: 1px solid var(--hair-2);
  border-radius: 999px;
  padding: 8px 16px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--body);
  white-space: nowrap;
}

.hero-shot figcaption span { color: var(--brand); }

/* ============================================================ corner rail */

.rail {
  border-top: 1px solid var(--hair);
  border-bottom: 1px solid var(--hair);
  background: var(--ink-lift);
  padding: 34px 0;
}

.rail h2 {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--faint);
  margin: 0 0 20px;
}

.rail ul {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
  margin: 0;
  padding: 0;
}

.rail li { min-width: 0; }

.rail .bar {
  height: 6px;
  border-radius: 3px;
  background: var(--hair-2);
  overflow: hidden;
  margin-bottom: 12px;
}

.rail .bar i {
  display: block;
  height: 100%;
  width: 100%;
  border-radius: 3px;
  background: var(--c);
}

.rail .name {
  font-size: 16px;
  font-weight: 700;
  color: var(--c);
  letter-spacing: -0.01em;
}

.rail .what {
  font-size: 14px;
  color: var(--muted);
  margin-top: 2px;
}

/* ============================================================ corner regions */

.corner {
  --c: var(--brand);
  position: relative;
  padding: 96px 0;
  border-bottom: 1px solid var(--hair);
  overflow: hidden;
}

.corner::before {
  /* Each corner owns its region through a wash of its own colour. */
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--c) 16%, transparent), transparent 78%),
    radial-gradient(900px 420px at 88% 8%, color-mix(in srgb, var(--c) 12%, transparent), transparent 70%);
  pointer-events: none;
}

.corner::after {
  /* The corner signs its own region across the full bleed. */
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--c);
  opacity: 0.9;
}

.corner > .wrap { position: relative; }

.kicker {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c);
  margin: 0 0 18px;
}

.kicker::before {
  content: "";
  width: 22px;
  height: 2px;
  background: var(--c);
}

h2.head {
  font-size: clamp(30px, 3.9vw, 46px);
  line-height: 1.05;
  letter-spacing: -0.028em;
  font-weight: 800;
  margin: 0 0 18px;
  text-wrap: balance;
}

p.say {
  font-size: 18px;
  color: var(--body);
  max-width: 62ch;
  margin: 0 0 14px;
}

p.say.dim { color: var(--muted); }

/* — technical: the animated pitch, big — */

.tech-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
  gap: 56px;
  align-items: center;
}

.pitchbox {
  border: 1px solid var(--hair);
  border-radius: 22px;
  background: linear-gradient(180deg, #101a13, #080c09);
  padding: 20px;
  box-shadow: 0 30px 70px rgba(0, 0, 0, 0.55);
}

.pitchbox svg,
.pitchbox video { width: 100%; height: auto; display: block; border-radius: 12px; }

.renderline {
  margin: 14px 4px 0;
  font-size: 13px;
  color: var(--faint);
}

.pass {
  stroke-dasharray: 240;
  stroke-dashoffset: 240;
  animation: draw 8s cubic-bezier(0.16, 1, 0.3, 1) infinite;
}

.pass.b { animation-delay: 1.3s; }
.pass.c { animation-delay: 2.6s; }

@keyframes draw {
  0% { stroke-dashoffset: 240; }
  18%, 74% { stroke-dashoffset: 0; }
  90%, 100% { stroke-dashoffset: 240; }
}

.runner { animation: runner 8s cubic-bezier(0.16, 1, 0.3, 1) infinite; }

@keyframes runner {
  0%, 10% { transform: translate(0, 0); }
  32% { transform: translate(74px, -34px); }
  58% { transform: translate(6px, -118px); }
  80%, 100% { transform: translate(0, 0); }
}

.beat {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
  font-size: 13px;
  color: var(--faint);
}

.beat span {
  border: 1px solid var(--hair);
  border-radius: 999px;
  padding: 4px 12px;
}

.beat span.on {
  color: var(--ink);
  background: var(--technical);
  border-color: var(--technical);
  font-weight: 700;
}

/* — tactical: the session as a timed strip — */

.strip {
  margin-top: 40px;
  border: 1px solid var(--hair);
  border-radius: 20px;
  background: var(--surface);
  overflow: hidden;
}

.strip .clock {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 24px;
  border-bottom: 1px solid var(--hair);
  font-size: 14px;
  color: var(--muted);
}

.strip .clock b { color: var(--text); font-size: 15px; }

.parts { display: flex; }

.part {
  flex: var(--w);
  padding: 22px 20px 24px;
  border-right: 1px solid var(--hair);
  min-width: 0;
}

.part:last-child { border-right: 0; }

.part .mins {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--c);
  margin-bottom: 10px;
}

.part .what2 { font-size: 16px; font-weight: 700; letter-spacing: -0.01em; }
.part .drill { font-size: 14px; color: var(--muted); margin-top: 4px; }

.tac-split {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
  gap: 56px;
  align-items: center;
}

.tac-split .shotwrap { justify-self: end; width: 100%; max-width: 300px; }

/* — physical: the resize table — */

.resize {
  margin-top: 40px;
  width: 100%;
  border-collapse: collapse;
  font-size: 16px;
}

.resize caption {
  text-align: left;
  font-size: 14px;
  color: var(--faint);
  padding-bottom: 14px;
}

.resize th,
.resize td {
  text-align: left;
  padding: 16px 18px 16px 0;
  border-bottom: 1px solid var(--hair);
}

.resize thead th {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--faint);
  border-bottom-color: var(--hair-2);
}

.resize tbody th { font-weight: 700; color: var(--text); width: 26%; }
.resize td { color: var(--body); }
.resize tbody tr:last-child th,
.resize tbody tr:last-child td { border-bottom: 0; }
.resize .em { color: var(--physical); font-weight: 700; }


/* ============================================================ coverage payoff */

.payoff {
  padding: 96px 0;
  border-bottom: 1px solid var(--hair);
  background:
    radial-gradient(1100px 520px at 78% 0%, rgba(122, 162, 255, 0.10), transparent 70%),
    var(--ink);
}

.payoff .wrap {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: 56px;
  align-items: center;
}

.payoff .shotwrap { justify-self: end; width: 100%; max-width: 320px; }

.gapline { margin-top: 34px; display: grid; gap: 14px; }

.gaprow {
  display: grid;
  grid-template-columns: 130px 1fr 54px;
  align-items: center;
  gap: 16px;
  font-size: 15px;
}

.gaprow .lab { color: var(--c); font-weight: 700; }

.gaprow .track {
  height: 10px;
  border-radius: 5px;
  background: #1c2126;
  overflow: hidden;
}

.gaprow .track i {
  display: block;
  height: 100%;
  width: 100%;
  border-radius: 5px;
  background: var(--c);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 1.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.payoff.lit .gaprow .track i { transform: scaleX(var(--s)); }

.gaprow .pct { text-align: right; font-variant-numeric: tabular-nums; color: var(--muted); }

.verdict {
  margin-top: 26px;
  font-size: 18px;
  color: var(--text);
  font-weight: 700;
  letter-spacing: -0.01em;
}

.verdict span { color: var(--physical); }

.asif {
  margin-top: 12px;
  font-size: 13px;
  color: var(--faint);
}

/* ============================================================ library band */

.library {
  padding: 92px 0;
  border-bottom: 1px solid var(--hair);
  background: var(--ink-lift);
}

.libhead {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
  margin-bottom: 34px;
}

.libstat {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.015em;
  color: var(--technical);
  margin: 0;
}

.titles { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 22px; }

.titles span {
  font-size: 14px;
  color: var(--body);
  border: 1px solid var(--hair);
  border-radius: 999px;
  padding: 6px 14px;
  white-space: nowrap;
}

.titles span.more { color: var(--faint); border-style: dashed; }

/* ============================================================ screens strip */

.screens { padding: 92px 0; border-bottom: 1px solid var(--hair); }



.shotwrap {
  border: 1px solid var(--hair-2);
  border-radius: 24px;
  background: var(--ink);
  padding: 6px;
  overflow: hidden;
  box-shadow: 0 24px 54px rgba(0, 0, 0, 0.55);
}

.shotwrap > span {
  display: block;
  max-height: 500px;
  overflow: hidden;
  border-radius: 19px;
  -webkit-mask-image: linear-gradient(180deg, #000 80%, transparent);
  mask-image: linear-gradient(180deg, #000 80%, transparent);
}

.shotwrap img { width: 100%; display: block; }


/* — the week walkthrough — */

.walk {
  margin-top: 44px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 48px 44px;
}

.step {
  margin: 0;
  display: grid;
  grid-template-columns: 200px minmax(0, 1fr);
  gap: 22px;
  align-items: start;
}

.step .stepno {
  grid-column: 1 / -1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--technical);
  color: var(--ink);
  font-weight: 800;
  font-size: 15px;
}

.step .shotwrap { width: 100%; max-width: 200px; }

.step figcaption {
  font-size: 15px;
  color: var(--muted);
  line-height: 1.55;
  padding-top: 4px;
}

.step figcaption b { color: var(--text); display: block; margin-bottom: 4px; }

/* ============================================================ early access */

.access {
  padding: 104px 0;
  border-bottom: 1px solid var(--hair);
  background:
    radial-gradient(760px 400px at 50% 0%, rgba(200, 243, 35, 0.11), transparent 70%),
    var(--ink);
  text-align: center;
}

.access h2 {
  font-size: clamp(32px, 4.4vw, 54px);
  line-height: 1.03;
  letter-spacing: -0.03em;
  font-weight: 800;
  margin: 0 auto 18px;
  max-width: 18ch;
  text-wrap: balance;
}

.access p {
  color: var(--muted);
  max-width: 52ch;
  margin: 0 auto 30px;
  font-size: 18px;
}

.access .fineprint { margin-top: 18px; font-size: 14px; color: var(--faint); }
.access .fineprint a { color: var(--brand); }

/* ============================================================ record (legal) */

.record { padding: 84px 0 0; }

.record h2 {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin: 0 0 8px;
}

.record > .wrap > p {
  color: var(--muted);
  font-size: 16px;
  max-width: 62ch;
  margin: 0 0 28px;
}

table.facts { width: 100%; border-collapse: collapse; font-size: 15px; }

table.facts th,
table.facts td {
  text-align: left;
  vertical-align: top;
  padding: 13px 16px 13px 0;
  border-bottom: 1px solid var(--hair);
}

table.facts th { color: var(--faint); font-weight: 600; width: 30%; }
table.facts td { color: var(--body); }
table.facts a { color: var(--brand); }

/* ============================================================ footer */

footer.site { padding: 60px 0 72px; color: var(--faint); font-size: 15px; }

footer.site .cols {
  display: grid;
  grid-template-columns: 1.7fr 1fr 1fr;
  gap: 36px;
  margin-bottom: 44px;
}

footer.site img { height: 24px; width: auto; margin-bottom: 16px; }

footer.site h3 {
  color: var(--text);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin: 0 0 14px;
}

footer.site ul { list-style: none; margin: 0; padding: 0; }
footer.site li { margin-bottom: 9px; }
footer.site a { color: var(--muted); text-decoration: none; }
footer.site a:hover { color: var(--text); text-decoration: underline; }

footer.site .imprint {
  border-top: 1px solid var(--hair);
  padding-top: 26px;
  line-height: 1.75;
}

/* ============================================================ documents */

.doc { max-width: 74ch; padding: 76px 0 88px; }
.doc .kicker { --c: var(--brand); }
.doc h1 { font-size: clamp(34px, 4.6vw, 52px); line-height: 1.04; letter-spacing: -0.03em; margin: 12px 0 10px; }
.doc .updated { color: var(--faint); font-size: 15px; margin: 0 0 34px; }
.doc h2 { font-size: 23px; font-weight: 800; letter-spacing: -0.02em; margin: 44px 0 12px; }
.doc h3 { font-size: 18px; font-weight: 700; margin: 30px 0 8px; }
.doc p, .doc li { color: var(--body); }
.doc ul, .doc ol { padding-left: 22px; }
.doc li { margin-bottom: 9px; }
.doc a { color: var(--brand); }
.doc a.btn { color: var(--ink); }
.doc a.btn--line { color: var(--text); }
.doc table.facts { margin: 8px 0 12px; }
.doc .lede-doc { font-size: 19px; color: var(--body); }

/* ============================================================ reveal */

.js .up {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

.js .up.in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js .up { opacity: 1; transform: none; transition: none; }
  .pass { animation: none; stroke-dashoffset: 0; }
  .runner { animation: none; }
  .gaprow .track i { transition: none; transform: scaleX(var(--s)); }
}

/* ============================================================ responsive */

@media (max-width: 1000px) {
  .hero .wrap,
  .tech-grid,
  .tac-split,
  .payoff .wrap { grid-template-columns: 1fr; gap: 44px; }

  .hero { padding-top: 64px; }
  .hero-shot { justify-self: start; margin-bottom: -40px; max-width: 330px; }
  .hero-shot figcaption { left: auto; right: -8px; bottom: 30px; }
  .tac-split .shotwrap,
  .payoff .shotwrap { justify-self: start; }
  .corner { padding: 72px 0; }
  .walk { grid-template-columns: 1fr; gap: 40px; }
  .rail ul { grid-template-columns: repeat(2, 1fr); gap: 20px 24px; }
  footer.site .cols { grid-template-columns: 1fr 1fr; }
  .masthead nav a.mn { display: none; }
}

@media (max-width: 640px) {
  :root { --gut: 20px; }
  body { font-size: 16px; }
  .parts { display: block; }
  .part { border-right: 0; border-bottom: 1px solid var(--hair); }
  .part:last-child { border-bottom: 0; }
  .step { grid-template-columns: 132px minmax(0, 1fr); gap: 16px; }
  .step .shotwrap { max-width: 132px; }
  .gaprow { grid-template-columns: 104px 1fr 44px; gap: 12px; font-size: 14px; }
  .resize thead { display: none; }
  .resize tbody th, .resize td { display: block; padding: 4px 0; border: 0; }
  .resize tbody th { padding-top: 18px; width: auto; }
  .resize tbody tr { display: block; border-bottom: 1px solid var(--hair); padding-bottom: 16px; }
  .resize td::before { content: attr(data-l) " — "; color: var(--faint); }
  footer.site .cols { grid-template-columns: 1fr; }
  .counts { gap: 26px; }
  .counts div b { font-size: 32px; }
}