/* Rack Discipline LLC — shared site styles (copy into each product site via scripts/sync-shared.sh) */

:root {
  --brand-crimson: #9b1c1c;
  --brand-crimson-deep: #6e1212;
  --ink: #1a1c1e;
  --ink-muted: #4a5058;
  --paper: #f7f5f2;
  --paper-elevated: #ffffff;
  --line: rgba(26, 28, 30, 0.12);
  --felt: #1e4d3a;
  --felt-soft: rgba(30, 77, 58, 0.08);
  --shadow: 0 18px 40px rgba(26, 28, 30, 0.08);
  --radius: 4px;
  --max: 68rem;
  --font-display: "Sora", system-ui, sans-serif;
  --font-body: "IBM Plex Sans", system-ui, sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--ink);
  background:
    radial-gradient(ellipse 90% 55% at 10% -10%, var(--felt-soft), transparent 55%),
    radial-gradient(ellipse 70% 45% at 100% 0%, rgba(155, 28, 28, 0.07), transparent 50%),
    linear-gradient(180deg, #ebe7e1 0%, var(--paper) 35%, #f0efe9 100%);
  background-attachment: fixed;
}

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

a {
  color: var(--brand-crimson);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
  transition: color 0.2s ease, opacity 0.2s ease;
}

a:hover {
  color: var(--brand-crimson-deep);
}

/* —— Layout —— */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem clamp(1rem, 4vw, 2.5rem);
  background: rgba(247, 245, 242, 0.88);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.site-header__brand img {
  display: block;
  height: 2rem;
  width: auto;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1rem;
  justify-content: flex-end;
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.site-nav a {
  color: var(--ink-muted);
  text-decoration: none;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--brand-crimson);
}

.site-nav a[aria-current="page"] {
  box-shadow: inset 0 -2px 0 var(--brand-crimson);
}

main {
  width: min(100% - 2rem, var(--max));
  margin: 0 auto;
  padding-bottom: 4rem;
}

/* —— Hero —— */
.hero {
  position: relative;
  padding: clamp(2.5rem, 8vw, 5rem) 0 clamp(2rem, 5vw, 3.5rem);
  text-align: center;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: -20% -10% auto;
  height: 120%;
  background:
    radial-gradient(circle at 50% 0%, rgba(155, 28, 28, 0.12), transparent 55%),
    repeating-linear-gradient(
      -12deg,
      transparent,
      transparent 14px,
      rgba(30, 77, 58, 0.035) 14px,
      rgba(30, 77, 58, 0.035) 15px
    );
  pointer-events: none;
  animation: hero-drift 18s ease-in-out infinite alternate;
}

@keyframes hero-drift {
  from { transform: translateY(0) scale(1); }
  to { transform: translateY(12px) scale(1.03); }
}

.hero > * {
  position: relative;
}

.hero__logo {
  width: min(100%, 22rem);
  margin: 0 auto 1.75rem;
  display: block;
}

.hero__product-mark {
  width: 5.5rem;
  height: 5.5rem;
  object-fit: contain;
  margin: 0 auto 1.25rem;
  display: block;
  border-radius: 1.15rem;
  box-shadow: var(--shadow);
  animation: mark-in 0.7s ease both;
}

@keyframes mark-in {
  from { opacity: 0; transform: translateY(12px) scale(0.96); }
  to { opacity: 1; transform: none; }
}

.hero h1 {
  margin: 0 0 0.65rem;
  font-family: var(--font-display);
  font-size: clamp(2rem, 5.5vw, 3.25rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.1;
  color: var(--ink);
  animation: mark-in 0.7s 0.08s ease both;
}

.hero__lede {
  margin: 0 auto 1.75rem;
  max-width: 34rem;
  color: var(--ink-muted);
  font-size: 1.1rem;
  animation: mark-in 0.7s 0.16s ease both;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem 1.25rem;
  justify-content: center;
  align-items: center;
  animation: mark-in 0.7s 0.24s ease both;
}

.store-badge img {
  height: 2.75rem;
  width: auto;
  display: block;
  transition: transform 0.25s ease;
}

.store-badge:hover img {
  transform: translateY(-2px);
}

.yt-badge img {
  height: 1.85rem;
  width: auto;
  display: block;
  opacity: 0.9;
}

.yt-badge:hover img {
  opacity: 1;
}

.pill-link {
  display: inline-flex;
  align-items: center;
  padding: 0.55rem 1rem;
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--brand-crimson);
  text-decoration: none;
  border: 1px solid rgba(155, 28, 28, 0.35);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.55);
  transition: background 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.pill-link:hover {
  background: #fff;
  border-color: var(--brand-crimson);
  transform: translateY(-1px);
}

/* —— Sections —— */
.section {
  margin: 2.5rem 0;
  padding: 0.5rem 0 2.5rem;
  border-bottom: 1px solid var(--line);
}

.section:last-of-type {
  border-bottom: 0;
}

.section__title {
  margin: 0 0 0.35rem;
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3vw, 1.75rem);
  font-weight: 650;
  letter-spacing: -0.02em;
}

.section__intro {
  margin: 0 0 1.5rem;
  color: var(--ink-muted);
  max-width: 40rem;
}

.feature {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  align-items: center;
  margin: 2rem 0;
}

@media (min-width: 800px) {
  .feature {
    grid-template-columns: 1.15fr 0.85fr;
    gap: 2.25rem;
  }

  .feature--flip {
    grid-template-columns: 0.85fr 1.15fr;
  }

  .feature--flip .feature__media {
    order: 2;
  }

  .feature--pair {
    grid-template-columns: 1fr 1fr 0.9fr;
  }

  .feature--pair .feature__copy {
    grid-column: 3;
    grid-row: 1 / span 2;
  }
}

.feature__media {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
}

.feature__media a {
  display: block;
  line-height: 0;
}

.screenshot {
  display: block;
  width: 100%;
  max-width: 22rem;
  margin: 0 auto;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  background: var(--paper-elevated);
  transition: transform 0.35s ease, box-shadow 0.35s ease;
}

.screenshot:hover {
  transform: translateY(-4px);
  box-shadow: 0 22px 48px rgba(26, 28, 30, 0.12);
}

.feature--pair .screenshot {
  max-width: 100%;
}

.feature__copy h3 {
  margin: 0 0 0.65rem;
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 650;
}

.feature__copy p {
  margin: 0 0 0.85rem;
  color: var(--ink-muted);
}

.feature__copy p:last-child {
  margin-bottom: 0;
}

.feature__copy strong {
  color: var(--ink);
}

/* —— Sister products —— */
.sisters {
  margin: 3rem 0 1rem;
  padding: 2rem 0 0;
  border-top: 1px solid var(--line);
  text-align: center;
}

.sisters h2 {
  margin: 0 0 0.35rem;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 650;
  letter-spacing: -0.01em;
}

.sisters__lede {
  margin: 0 0 1.5rem;
  color: var(--ink-muted);
  font-size: 0.95rem;
}

.sisters__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(9rem, 1fr));
  gap: 1.25rem;
  max-width: 40rem;
  margin: 0 auto;
}

.sister {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.55rem;
  padding: 0.5rem;
  text-decoration: none;
  color: var(--ink);
  transition: transform 0.25s ease;
}

.sister:hover {
  transform: translateY(-3px);
  color: var(--brand-crimson);
}

.sister img {
  width: 4.25rem;
  height: 4.25rem;
  object-fit: contain;
  border-radius: 0.9rem;
  box-shadow: 0 8px 20px rgba(26, 28, 30, 0.08);
}

.sister span {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

/* —— Apps pair (Bracketology + Companion) —— */
.apps-pair {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(12rem, 1fr));
  gap: 1.5rem;
  max-width: 28rem;
  margin: 0 auto 1.5rem;
}

.app-slot {
  text-align: center;
}

.app-slot h2 {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 650;
}

.app-slot .hero__product-mark {
  margin-bottom: 0.85rem;
}

/* —— Legal / prose pages —— */
.prose-page {
  width: min(100% - 2rem, 46rem);
  margin: 0 auto;
  padding: 2.5rem 0 4rem;
}

.prose-page .brand-mark {
  display: block;
  width: min(100%, 16rem);
  margin: 0 auto 1.75rem;
}

.prose-page h1 {
  margin: 0 0 0.5rem;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  text-align: center;
}

.prose-page .meta {
  text-align: center;
  color: var(--ink-muted);
  margin: 0 0 2rem;
  font-size: 0.95rem;
}

.prose-block {
  margin: 0 0 1.5rem;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--line);
}

.prose-block:last-child {
  border-bottom: 0;
}

.prose-block h2,
.prose-block h3 {
  margin: 0 0 0.65rem;
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 650;
}

.prose-block ul {
  margin: 0.5rem 0 0;
  padding-left: 1.25rem;
}

.prose-block li {
  margin-bottom: 0.45rem;
  color: var(--ink-muted);
}

.prose-block li strong {
  color: var(--ink);
}

.notes-list {
  display: grid;
  gap: 1.75rem;
  margin-top: 2rem;
}

.note {
  padding-bottom: 1.75rem;
  border-bottom: 1px solid var(--line);
}

.note h3 {
  margin: 0 0 0.25rem;
  font-family: var(--font-display);
  font-size: 1.2rem;
}

.note__date {
  margin: 0 0 1rem;
  color: var(--ink-muted);
  font-size: 0.9rem;
}

/* —— Footer —— */
.site-footer {
  margin-top: 2rem;
  padding: 2rem clamp(1rem, 4vw, 2.5rem) 2.5rem;
  border-top: 1px solid var(--line);
  text-align: center;
  background: rgba(255, 255, 255, 0.35);
}

.site-footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  justify-content: center;
  margin-bottom: 0.85rem;
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.site-footer__links a {
  color: var(--ink-muted);
  text-decoration: none;
}

.site-footer__links a:hover {
  color: var(--brand-crimson);
}

.site-footer__copy {
  margin: 0;
  color: var(--ink-muted);
  font-size: 0.9rem;
}

/* —— Motion preference —— */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .hero::before,
  .hero__product-mark,
  .hero h1,
  .hero__lede,
  .hero__actions,
  .screenshot,
  .sister {
    animation: none !important;
    transition: none !important;
  }
}