/* ============================================================
   Stop Shy of the First Down — editorial dark "sports data" theme
   ============================================================ */

:root {
  --bg:        #0a0e0c;
  --bg-2:      #111713;
  --panel:     #141b16;
  --ink:       #eef3ee;
  --ink-dim:   #9fb0a4;
  --ink-faint: #6b7d70;
  --field:     #1f6b3a;   /* turf green */
  --field-dk:  #16512c;
  --line:      #f4f7f4;   /* yard lines */
  --marker:    #ffd23f;   /* first-down marker yellow */
  --accent:    #ff5b4a;   /* "go short" red-orange */
  --accent-2:  #46c3ff;   /* analytic blue */
  --good:      #57e08a;
  --bad:       #ff6b6b;
  --maxw:      1180px;
  --radius:    16px;
  --shadow:    0 18px 50px rgba(0,0,0,.45);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background:
    radial-gradient(1200px 600px at 70% -10%, rgba(31,107,58,.18), transparent 60%),
    var(--bg);
  color: var(--ink);
  font-family: "Inter", system-ui, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, .act__tag, .eyebrow, .cta {
  font-family: "Barlow Condensed", "Inter", sans-serif;
  letter-spacing: .01em;
}

/* ----------------------------- HERO ----------------------------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.hero__field {
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(90deg,
      transparent 0, transparent 78px,
      rgba(255,255,255,.05) 78px, rgba(255,255,255,.05) 80px),
    linear-gradient(180deg, var(--field-dk), #0c2a18 70%, var(--bg));
  opacity: .55;
  mask-image: linear-gradient(180deg, #000 35%, transparent 100%);
}
.hero__inner {
  position: relative;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 6vw;
}
.eyebrow {
  text-transform: uppercase;
  letter-spacing: .18em;
  font-size: .8rem;
  font-weight: 600;
  color: var(--ink-dim);
  margin: 0 0 1.1rem;
}
.hero h1 {
  font-size: clamp(2.6rem, 6.5vw, 5rem);
  line-height: .98;
  font-weight: 700;
  margin: 0 0 1.5rem;
}
.lede {
  max-width: 46ch;
  font-size: clamp(1.05rem, 1.6vw, 1.3rem);
  color: var(--ink-dim);
}
.lede strong { color: var(--accent); }
.lede em { color: var(--ink); font-style: italic; }

.cta {
  display: inline-block;
  margin-top: 2rem;
  padding: .7rem 1.5rem;
  border-radius: 8px;
  background: transparent;
  border: 1px solid rgba(255,255,255,.25);
  color: var(--ink);
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  letter-spacing: .02em;
  transition: border-color .15s ease, background .15s ease;
}
.cta:hover { border-color: var(--marker); background: rgba(255,210,63,.08); }

/* ----------------------------- ACTS ----------------------------- */
.act {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: clamp(3.5rem, 9vh, 7rem) 5vw;
}
.act__text { max-width: 64ch; margin: 0 auto 2.2rem; }
.act__viz { width: 100%; }

.act__tag {
  display: inline-block;
  text-transform: uppercase;
  letter-spacing: .16em;
  font-size: .8rem;
  font-weight: 600;
  color: var(--ink-faint);
  margin-bottom: .7rem;
}
.act h2 {
  font-size: clamp(1.7rem, 3.2vw, 2.5rem);
  line-height: 1.1;
  font-weight: 600;
  margin: 0 0 1rem;
}
.act p { color: var(--ink-dim); max-width: 48ch; }
.act p strong { color: var(--ink); }
.act p em { color: var(--marker); font-style: normal; }
.hint {
  font-size: .92rem;
  color: var(--ink-faint);
  border-left: 2px solid var(--accent);
  padding-left: .9rem;
  margin-top: 1.4rem;
}
.hint em { color: var(--accent); }

/* viz cards */
.viz-card {
  background: linear-gradient(180deg, var(--panel), var(--bg-2));
  border: 1px solid rgba(255,255,255,.07);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.4rem;
}

/* ------------------------- shared widget bits ------------------------- */
.stat-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1.1rem;
}
.stat {
  flex: 1 1 120px;
  background: rgba(255,255,255,.03);
  border: 1px solid rgba(255,255,255,.06);
  border-radius: 12px;
  padding: .8rem 1rem;
}
.stat__label {
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: .14em;
  color: var(--ink-faint);
}
.stat__value {
  font-family: "JetBrains Mono", monospace;
  font-size: 1.7rem;
  font-weight: 500;
  margin-top: .2rem;
}
.stat__value.good { color: var(--good); }
.stat__value.bad  { color: var(--bad); }
.stat__value.warn { color: var(--marker); }

.verdict {
  margin-top: 1.1rem;
  padding: .9rem 1.1rem;
  border-radius: 12px;
  font-weight: 600;
  font-size: 1.02rem;
  background: rgba(87,224,138,.1);
  border: 1px solid rgba(87,224,138,.3);
  color: var(--good);
}
.verdict.bad {
  background: rgba(255,107,107,.1);
  border-color: rgba(255,107,107,.3);
  color: var(--bad);
}
.verdict.neutral {
  background: rgba(70,195,255,.08);
  border-color: rgba(70,195,255,.25);
  color: var(--accent-2);
}

/* controls */
.controls { margin-top: 1.2rem; display: grid; gap: .9rem; }
.control { display: grid; gap: .35rem; }
.control label {
  font-size: .82rem;
  color: var(--ink-dim);
  display: flex;
  justify-content: space-between;
}
.control label span { font-family: "JetBrains Mono", monospace; color: var(--ink); }
input[type="range"] {
  -webkit-appearance: none; appearance: none;
  width: 100%; height: 5px; border-radius: 99px;
  background: rgba(255,255,255,.12); outline: none;
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none;
  width: 18px; height: 18px; border-radius: 50%;
  background: var(--marker); cursor: pointer;
  border: 3px solid #1a1300;
}
input[type="range"]::-moz-range-thumb {
  width: 16px; height: 16px; border-radius: 50%;
  background: var(--marker); cursor: pointer; border: 3px solid #1a1300;
}

.btn {
  margin-top: 1.1rem;
  padding: .8rem 1.4rem;
  border: none; border-radius: 10px;
  background: var(--accent-2); color: #04212f;
  font-weight: 700; font-size: 1rem; cursor: pointer;
  font-family: "Barlow Condensed", sans-serif; letter-spacing: .03em;
  text-transform: uppercase;
  transition: transform .12s ease, filter .12s ease;
}
.btn:hover { transform: translateY(-1px); filter: brightness(1.08); }
.btn:active { transform: translateY(0); }

.toggle-group { display: flex; gap: .5rem; margin-top: 1rem; }
.toggle-group button {
  flex: 1; padding: .7rem; border-radius: 10px; cursor: pointer;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.03); color: var(--ink-dim);
  font-family: "Barlow Condensed", sans-serif; font-size: 1.1rem;
  text-transform: uppercase; letter-spacing: .04em; font-weight: 600;
  transition: all .12s ease;
}
.toggle-group button.active {
  background: var(--marker); color: #1a1300; border-color: var(--marker);
}

/* figure source captions */
.viz-caption {
  font-size: .82rem;
  color: var(--ink-faint);
  margin: .9rem 0 0;
  line-height: 1.5;
}
.viz-caption a { color: var(--accent-2); text-decoration: none; }
.viz-caption a:hover { text-decoration: underline; }
.viz-caption code { font-family: "JetBrains Mono", monospace; font-size: .9em; color: var(--ink-dim); }

/* svg text defaults */
svg text { font-family: "Inter", sans-serif; }
.axis-label { fill: var(--ink-faint); font-size: 20px; }

/* ----------------------------- CLOSE ----------------------------- */
.close {
  max-width: 800px;
  margin: 0 auto;
  padding: clamp(5rem, 14vh, 11rem) 6vw;
  text-align: center;
}
.close h2 {
  font-family: "Barlow Condensed", sans-serif;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 600; margin: 0 0 1.2rem;
}
.close p { color: var(--ink-dim); font-size: 1.1rem; line-height: 1.7; }
.close em { color: var(--marker); font-style: normal; }

/* ----------------------------- FOOTER ----------------------------- */
.footer {
  border-top: 1px solid rgba(255,255,255,.07);
  padding: 3rem 6vw 4rem;
  text-align: center;
  background: var(--bg-2);
}
.footer__links {
  display: flex; flex-wrap: wrap; gap: 1.5rem;
  justify-content: center; margin-bottom: 1.5rem;
}
.footer__links a {
  color: var(--ink); text-decoration: none; font-weight: 500;
  border-bottom: 1px solid transparent; padding-bottom: 2px;
  transition: border-color .15s ease, color .15s ease;
}
.footer__links a:hover { color: var(--marker); border-color: var(--marker); }
.footer__note { color: var(--ink-faint); font-size: .85rem; max-width: 60ch; margin: 0 auto; }
.footer code { color: var(--accent-2); font-family: "JetBrains Mono", monospace; font-size: .9em; }

/* ----------------------------- REVEAL ----------------------------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ----------------------------- RESPONSIVE ----------------------------- */
@media (max-width: 860px) {
  .act { grid-template-columns: 1fr; }
  .act:nth-of-type(even) { direction: ltr; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
}