/* ==========================================================================
   Southpaw Software — shared design system
   Plain CSS, no build step. Dark-first, with a light-mode variant.
   ========================================================================== */

/* --- Design tokens ------------------------------------------------------ */

:root {
  /* Warm amber accent — a nod to darkroom safelight. */
  --accent:        #e3a544;
  --accent-strong: #f0b75e;
  --accent-ink:    #1a1206;

  --bg:            #0b0c0e;
  --bg-elevated:   #131519;
  --bg-sunken:     #08090b;
  --border:        #23262d;
  --border-strong: #333844;

  --text:          #f3f4f6;
  --text-muted:    #a7adb9;
  --text-faint:    #767d8a;

  --radius-sm: 8px;
  --radius:    14px;
  --radius-lg: 22px;

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --space-8: 4.5rem;
  --space-9: 7rem;

  --measure: 68ch;
  --wrap: 62rem;

  --font-sans: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI",
               Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji",
               "Segoe UI Emoji";
  --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas,
               "Liberation Mono", monospace;

  --shadow: 0 1px 2px rgba(0, 0, 0, 0.4), 0 8px 28px rgba(0, 0, 0, 0.32);

  color-scheme: dark;
}

@media (prefers-color-scheme: light) {
  :root {
    --accent:        #9a6100;
    --accent-strong: #7d4e00;
    --accent-ink:    #ffffff;

    --bg:            #fbfbfa;
    --bg-elevated:   #ffffff;
    --bg-sunken:     #f2f2f0;
    --border:        #e3e3df;
    --border-strong: #cfcfc9;

    --text:          #16181d;
    --text-muted:    #565b66;
    --text-faint:    #767d8a;

    --shadow: 0 1px 2px rgba(16, 18, 22, 0.06), 0 8px 24px rgba(16, 18, 22, 0.07);

    color-scheme: light;
  }
}

/* --- Reset / base ------------------------------------------------------- */

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.65;
  letter-spacing: -0.011em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

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

h1, h2, h3, h4 {
  margin: 0;
  line-height: 1.15;
  letter-spacing: -0.025em;
  font-weight: 640;
  text-wrap: balance;
}

h1 { font-size: clamp(2.1rem, 1.5rem + 2.6vw, 3.2rem); }
h2 { font-size: clamp(1.4rem, 1.2rem + 0.9vw, 1.85rem); }
h3 { font-size: 1.12rem; font-weight: 620; }

p { margin: 0 0 var(--space-4); }
p:last-child { margin-bottom: 0; }

a {
  color: var(--accent);
  text-decoration-color: color-mix(in srgb, var(--accent) 40%, transparent);
  text-underline-offset: 3px;
  transition: color 0.15s ease, text-decoration-color 0.15s ease;
}
a:hover { color: var(--accent-strong); text-decoration-color: currentColor; }

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

code {
  font-family: var(--font-mono);
  font-size: 0.88em;
  background: var(--bg-sunken);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 0.12em 0.38em;
}

hr {
  border: 0;
  border-top: 1px solid var(--border);
  margin: var(--space-7) 0;
}

/* --- Skip link ---------------------------------------------------------- */

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--accent);
  color: var(--accent-ink);
  padding: var(--space-3) var(--space-4);
  border-radius: 0 0 var(--radius-sm) 0;
  font-weight: 600;
  z-index: 100;
}
.skip-link:focus { left: 0; color: var(--accent-ink); }

/* --- Layout ------------------------------------------------------------- */

.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--space-5);
}

main { flex: 1 0 auto; }

section { margin-block: var(--space-8); }

.section-label {
  font-size: 0.775rem;
  font-weight: 660;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin: 0 0 var(--space-4);
}

.lede {
  font-size: clamp(1.08rem, 1rem + 0.4vw, 1.28rem);
  color: var(--text-muted);
  line-height: 1.6;
  max-width: var(--measure);
}

/* --- Site header -------------------------------------------------------- */

.site-header {
  border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  position: sticky;
  top: 0;
  z-index: 20;
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
  min-height: 60px;
  flex-wrap: wrap;
}

.wordmark {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-weight: 640;
  font-size: 0.98rem;
  letter-spacing: -0.015em;
  color: var(--text);
  text-decoration: none;
}
.wordmark:hover { color: var(--text); }
.wordmark:hover .wordmark-text { color: var(--accent); }
.wordmark-text { transition: color 0.15s ease; }

.wordmark-glyph {
  width: 26px;
  height: 26px;
  border-radius: 7px;
  background: linear-gradient(150deg, var(--accent-strong), var(--accent) 55%, #b9762a);
  color: var(--accent-ink);
  display: grid;
  place-items: center;
  font-size: 0.82rem;
  font-weight: 760;
  letter-spacing: 0;
  flex: none;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  font-size: 0.93rem;
}

.site-nav a {
  color: var(--text-muted);
  text-decoration: none;
}
.site-nav a:hover { color: var(--text); }
.site-nav a[aria-current="page"] { color: var(--text); font-weight: 560; }

/* --- Site footer -------------------------------------------------------- */

.site-footer {
  flex: none;
  border-top: 1px solid var(--border);
  margin-top: var(--space-9);
  padding-block: var(--space-6);
  font-size: 0.9rem;
  color: var(--text-muted);
}

.site-footer .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4) var(--space-5);
  flex-wrap: wrap;
}

.footer-nav {
  display: flex;
  gap: var(--space-5);
  flex-wrap: wrap;
}
.footer-nav a { color: var(--text-muted); text-decoration: none; }
.footer-nav a:hover { color: var(--accent); }

.footer-meta { color: var(--text-faint); font-size: 0.85rem; }

/* --- Buttons ------------------------------------------------------------ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.72rem 1.35rem;
  border-radius: 999px;
  font-size: 0.97rem;
  font-weight: 600;
  letter-spacing: -0.005em;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.12s ease, background 0.15s ease, border-color 0.15s ease;
}
.btn:active { transform: translateY(1px); }

.btn-primary {
  background: var(--accent);
  color: var(--accent-ink);
}
.btn-primary:hover { background: var(--accent-strong); color: var(--accent-ink); }

.btn-secondary {
  background: transparent;
  color: var(--text);
  border-color: var(--border-strong);
}
.btn-secondary:hover { color: var(--text); border-color: var(--text-faint); }

/* Disabled / placeholder state — used for the not-yet-live App Store link. */
.btn[aria-disabled="true"] {
  background: var(--bg-elevated);
  color: var(--text-muted);
  border-color: var(--border);
  cursor: default;
}
.btn[aria-disabled="true"]:hover { color: var(--text-muted); background: var(--bg-elevated); }
.btn[aria-disabled="true"]:active { transform: none; }

.btn-row {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
  align-items: center;
}

/* --- Badges ------------------------------------------------------------- */

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  padding: 0.2rem 0.65rem;
  border-radius: 999px;
  border: 1px solid var(--border-strong);
  background: var(--bg-elevated);
  color: var(--text-muted);
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  flex: none;
}

/* --- App icon (placeholder until the real 1024×1024 lands) -------------- */

.app-icon {
  width: 104px;
  height: 104px;
  border-radius: 23%;
  flex: none;
  display: grid;
  place-items: center;
  background: linear-gradient(155deg, #f5c977 0%, var(--accent) 45%, #a8641f 100%);
  color: #1a1206;
  font-size: 3.1rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.04em;
  box-shadow: var(--shadow), inset 0 1px 0 rgba(255, 255, 255, 0.32);
}

.app-icon-sm {
  width: 58px;
  height: 58px;
  border-radius: 23%;
  font-size: 1.7rem;
}

.app-icon-muted {
  background: linear-gradient(155deg, #4a505c 0%, #343a45 60%, #23272f 100%);
  color: #c3c9d4;
  box-shadow: var(--shadow), inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

/* --- App list (studio home) --------------------------------------------- */

.app-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-4);
}

.app-card {
  display: flex;
  gap: var(--space-5);
  align-items: flex-start;
  padding: var(--space-5);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--bg-elevated);
  transition: border-color 0.15s ease, transform 0.15s ease;
}

a.app-card {
  text-decoration: none;
  color: inherit;
}
a.app-card:hover {
  border-color: var(--border-strong);
  transform: translateY(-2px);
  color: inherit;
}
a.app-card:hover .app-card-title { color: var(--accent); }

.app-card-body { min-width: 0; }

.app-card-title {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
  margin-bottom: var(--space-2);
  font-size: 1.16rem;
  font-weight: 640;
  letter-spacing: -0.02em;
  transition: color 0.15s ease;
}

.app-card-desc {
  color: var(--text-muted);
  font-size: 0.97rem;
  margin: 0;
  max-width: 52ch;
}

.app-card-cta {
  margin-top: var(--space-3);
  font-size: 0.92rem;
  font-weight: 580;
  color: var(--accent);
}

/* --- Feature list ------------------------------------------------------- */

.feature-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-4);
}

.feature {
  padding: var(--space-5);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-elevated);
}

.feature h3 { margin-bottom: var(--space-2); }

.feature p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* --- Screenshot placeholders -------------------------------------------- */

.shots {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: var(--space-4);
  list-style: none;
  margin: 0;
  padding: 0;
}

.shot {
  aspect-ratio: 600 / 1200;
  border-radius: var(--radius-lg);
  border: 1px dashed var(--border-strong);
  background:
    repeating-linear-gradient(
      -45deg,
      transparent 0 11px,
      color-mix(in srgb, var(--border) 45%, transparent) 11px 12px
    ),
    var(--bg-elevated);
  display: grid;
  place-items: center;
  padding: var(--space-4);
  text-align: center;
  color: var(--text-faint);
  font-size: 0.8rem;
  line-height: 1.45;
}

.shot span { display: block; max-width: 20ch; }
.shot strong { display: block; color: var(--text-muted); font-weight: 600; }

/* --- Prose (privacy / support) ------------------------------------------ */

.prose { max-width: var(--measure); }

.prose h2 {
  margin-top: var(--space-7);
  margin-bottom: var(--space-3);
  font-size: 1.32rem;
  scroll-margin-top: 5rem;
}

.prose h3 {
  margin-top: var(--space-5);
  margin-bottom: var(--space-2);
}

.prose ul, .prose ol {
  margin: 0 0 var(--space-4);
  padding-left: 1.35rem;
}
.prose li { margin-bottom: var(--space-2); }
.prose li:last-child { margin-bottom: 0; }

.prose > p, .prose li { color: var(--text-muted); }
.prose strong { color: var(--text); font-weight: 620; }

/* Pull-quote style callout for the headline privacy claim. */
.callout {
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius);
  background: var(--bg-elevated);
  padding: var(--space-5);
  margin-block: var(--space-5);
}
.callout p { color: var(--text); }
.callout p:last-child { margin-bottom: 0; }

.effective-date {
  font-size: 0.88rem;
  color: var(--text-faint);
  margin-bottom: var(--space-6);
}

/* Definition-style rows for "what we collect" tables. */
.facts {
  margin: 0;
  border-top: 1px solid var(--border);
}
.facts > div {
  display: grid;
  grid-template-columns: minmax(9rem, 15rem) 1fr;
  gap: var(--space-2) var(--space-5);
  padding-block: var(--space-4);
  border-bottom: 1px solid var(--border);
}
.facts dt { font-weight: 600; color: var(--text); }
.facts dd { margin: 0; color: var(--text-muted); }

@media (max-width: 34rem) {
  .facts > div { grid-template-columns: 1fr; gap: var(--space-1); }
}

/* --- Page header block -------------------------------------------------- */

.page-head {
  padding-top: var(--space-8);
  margin-bottom: var(--space-6);
}

.page-head h1 { margin-bottom: var(--space-4); }

/* --- Contact / email ---------------------------------------------------- */

.contact-block {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-elevated);
  padding: var(--space-5);
  margin-block: var(--space-5);
}

.contact-block .email {
  font-size: 1.1rem;
  font-weight: 600;
  word-break: break-word;
}

.note {
  font-size: 0.88rem;
  color: var(--text-faint);
}

/* --- Utilities ---------------------------------------------------------- */

.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.stack-4 > * + * { margin-top: var(--space-4); }

/* --- Narrow screens ------------------------------------------------------ */

@media (max-width: 30rem) {
  body { font-size: 16px; }

  .wrap { padding-inline: var(--space-4); }

  /* The header wraps to two rows here; sticky would eat too much of a small
     viewport, so let it scroll away instead. */
  .site-header { position: static; }
  .site-header .wrap {
    padding-block: var(--space-3);
    gap: var(--space-2);
  }
  .site-nav { gap: var(--space-4); font-size: 0.9rem; }

  .app-card { gap: var(--space-4); padding: var(--space-4); }

  .site-footer .wrap { justify-content: flex-start; }
  .footer-nav { gap: var(--space-3) var(--space-4); }

  section { margin-block: var(--space-7); }
  .prose h2 { scroll-margin-top: var(--space-4); }
}