/* Solodot shared chrome: tokens, base type, nav, footer, buttons. */

:root {
  --ember: #E8593C;
  --ember-soft: #F4D5CB;
  --ink: #1A1915;
  --paper: #FAF8F3;
  --paper-2: #F3F0E8;
  --paper-3: #EBE7DC;
  --rule: #E0DACC;
  --rule-strong: #CFC8B6;
  --muted: #8A8370;
  --muted-2: #555044;
  --night: #16150F;
  --night-2: #1E1D15;
  --night-3: #272519;
  --container: 1340px;
  --gutter: 36px;
  --radius: 4px;
  --speed: 150ms;
}

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

* {
  margin: 0;
  padding: 0;
}

html {
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  background: var(--paper);
  color: var(--ink);
  font-family: Helvetica, Arial, sans-serif;
  font-size: 15px;
  line-height: 1.5;
  letter-spacing: -0.005em;
}

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

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
textarea,
select {
  font: inherit;
}

button {
  cursor: pointer;
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.62;
}

:focus-visible {
  outline: 2px solid var(--ember);
  outline-offset: 3px;
}

.mono,
.serif {
  font-family: Helvetica, Arial, sans-serif;
  font-variant-numeric: tabular-nums;
}

.mono {
  letter-spacing: -0.01em;
}

/* Navigation */
.topnav {
  position: sticky;
  top: 0;
  z-index: 60;
  border-bottom: 1px solid var(--rule);
  background: color-mix(in oklab, var(--paper) 88%, transparent);
  backdrop-filter: blur(12px);
}

.topnav-inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 32px;
  max-width: var(--container);
  margin: 0 auto;
  padding: 16px var(--gutter);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  font-family: Helvetica, Arial, sans-serif;
  font-size: 22px;
  font-weight: 500;
  letter-spacing: -0.02em;
}

.brand svg {
  width: 26px;
  height: 26px;
  flex: 0 0 auto;
}

.brand .orbit {
  transform-origin: 48px 48px;
  animation: orbit 18s linear infinite;
}

@keyframes orbit {
  to {
    transform: rotate(360deg);
  }
}

.navmid {
  display: flex;
  justify-content: center;
  gap: 28px;
  color: var(--muted-2);
  font-size: 13px;
}

.navmid a {
  position: relative;
  white-space: nowrap;
  transition: color var(--speed) ease;
}

.navmid a:hover,
.navmid a.is-active {
  color: var(--ink);
}

.navmid a.is-active::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -7px;
  height: 1px;
  background: currentColor;
  opacity: 0.45;
}

.navcta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding: 9px 18px;
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  background: var(--ink);
  color: var(--paper);
  font-size: 13px;
  font-weight: 500;
  line-height: 1;
  white-space: nowrap;
  transition:
    background var(--speed) ease,
    border-color var(--speed) ease,
    color var(--speed) ease,
    transform var(--speed) ease;
}

.navcta:hover {
  border-color: var(--ember);
  background: var(--ember);
  color: #fff;
}

.navcta:active {
  transform: translateY(1px);
}

/* Footer */
footer.site {
  padding: 32px var(--gutter);
  border-top: 1px solid var(--rule);
  background: var(--paper);
}

.foot-inner {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  max-width: var(--container);
  margin: 0 auto;
  color: var(--muted);
  font-size: 12px;
}

.foot-inner .mono {
  font-size: 11px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 44px;
  padding: 13px 22px;
  border: 1px solid var(--rule-strong);
  border-radius: var(--radius);
  background: var(--paper);
  color: var(--ink);
  font-size: 14px;
  font-weight: 500;
  line-height: 1;
  transition:
    background var(--speed) ease,
    border-color var(--speed) ease,
    color var(--speed) ease,
    transform var(--speed) ease;
}

.btn .arrow {
  font-family: Helvetica, Arial, sans-serif;
  font-size: 13px;
  opacity: 0.8;
}

.btn:hover {
  border-color: var(--ink);
  background: var(--paper-2);
}

.btn:active {
  transform: translateY(1px);
}

.btn-primary {
  border-color: var(--ink);
  background: var(--ink);
  color: var(--paper);
}

.btn-primary:hover {
  border-color: var(--ember);
  background: var(--ember);
  color: #fff;
}

.btn-ghost {
  padding-right: 8px;
  padding-left: 8px;
  border-color: transparent;
  background: transparent;
  color: var(--muted-2);
}

.btn-ghost:hover {
  border-color: transparent;
  background: transparent;
  color: var(--ink);
}

/* Section header pattern */
.chapter {
  position: relative;
  padding: 96px 0;
  border-bottom: 1px solid var(--rule);
}

.chapter-head {
  display: grid;
  grid-template-columns: 220px 1fr;
  align-items: baseline;
  gap: 60px;
  max-width: var(--container);
  margin: 0 auto 56px;
  padding: 0 var(--gutter);
}

.chapter-num {
  padding-top: 14px;
  border-top: 1px solid var(--ink);
  color: var(--muted);
  font-family: Helvetica, Arial, sans-serif;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

h1.section-title,
h2.section-title {
  max-width: 22ch;
  font-family: Helvetica, Arial, sans-serif;
  font-size: clamp(36px, 4.2vw, 60px);
  font-variation-settings: "opsz" 60, "SOFT" 30;
  font-weight: 350;
  letter-spacing: -0.035em;
  line-height: 1.02;
}

h1.section-title em,
h2.section-title em {
  color: var(--ember);
  font-style: italic;
  font-weight: 350;
}

.chapter-sub {
  max-width: 50ch;
  margin-top: 18px;
  color: var(--muted-2);
  font-size: 15.5px;
  line-height: 1.55;
}

@media (max-width: 1100px) {
  .chapter-head {
    grid-template-columns: 1fr;
    gap: 18px;
  }
}

@media (max-width: 720px) {
  :root {
    --gutter: 20px;
  }

  .topnav-inner {
    grid-template-columns: 1fr auto;
    gap: 16px;
    padding-top: 14px;
    padding-bottom: 14px;
  }

  .brand {
    font-size: 20px;
  }

  .navmid {
    justify-content: flex-end;
    gap: 16px;
    font-size: 12.5px;
  }

  .navcta {
    display: none;
  }

  .chapter {
    padding: 72px 0;
  }

  .chapter-head {
    margin-bottom: 40px;
  }

  .btn {
    min-height: 42px;
    padding: 12px 18px;
  }
}

@media (max-width: 480px) {
  .topnav-inner {
    gap: 12px;
  }

  .navmid {
    gap: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ════════════════════════════════════════
   Solodot Rich Footer (.solo-footer)
   Shared across all pages
════════════════════════════════════════ */
.solo-footer {
  background: var(--night);
  color: rgba(255,255,255,0.65);
  margin-top: 64px;
}

.sfooter-top { border-bottom: 1px solid rgba(255,255,255,0.07); }

.sfooter-top-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 52px var(--gutter) 44px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.sfooter-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  margin-bottom: 14px;
}
.sfooter-logo svg { width: 32px; height: 32px; }
.sfooter-logo span {
  font-size: 18px;
  font-weight: 500;
  color: #fff;
  letter-spacing: -0.02em;
}

.sfooter-tagline {
  font-size: 28px;
  line-height: 1.12;
  letter-spacing: -0.03em;
  font-weight: 350;
  color: rgba(255,255,255,0.88);
  margin: 0;
}
.sfooter-tagline em { color: var(--ember); font-style: italic; }

.sfooter-right { padding-top: 4px; }

.sfooter-input-wrap {
  display: flex;
  align-items: center;
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: 8px;
  background: rgba(255,255,255,0.05);
  overflow: hidden;
  transition: border-color 0.18s;
}
.sfooter-input-wrap:focus-within { border-color: rgba(232,89,60,0.55); }
.sfooter-input-wrap input {
  flex: 1;
  min-height: 48px;
  background: transparent;
  border: 0;
  outline: 0;
  padding: 0 16px;
  color: rgba(255,255,255,0.88);
  font-size: 14px;
}
.sfooter-input-wrap input::placeholder { color: rgba(255,255,255,0.3); }
.sfooter-send {
  width: 44px;
  height: 48px;
  border: 0;
  border-left: 1px solid rgba(255,255,255,0.1);
  background: transparent;
  color: rgba(255,255,255,0.45);
  font-size: 18px;
  cursor: pointer;
  transition: color 0.15s, background 0.15s;
  display: grid;
  place-items: center;
}
.sfooter-send:hover { background: rgba(232,89,60,0.18); color: var(--ember); }

.sfooter-quick-pills {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 14px;
}
.sfooter-quick-pills a {
  padding: 6px 13px;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 999px;
  color: rgba(255,255,255,0.55);
  font-size: 12px;
  transition: border-color 0.15s, color 0.15s, background 0.15s;
  text-decoration: none;
}
.sfooter-quick-pills a:hover {
  border-color: var(--ember);
  color: var(--ember);
  background: rgba(232,89,60,0.07);
}

.sfooter-links { border-bottom: 1px solid rgba(255,255,255,0.07); }
.sfooter-links-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 44px var(--gutter);
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 32px;
}

.sfooter-col-title {
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.32);
  margin-bottom: 16px;
}
.sfooter-col a {
  display: block;
  color: rgba(255,255,255,0.58);
  font-size: 13px;
  padding: 4px 0;
  text-decoration: none;
  transition: color 0.14s;
}
.sfooter-col a:hover { color: #fff; }

.sfooter-bottom-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 22px var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.sfooter-byline {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 12px;
  color: rgba(255,255,255,0.32);
}
.sfooter-byline strong { color: rgba(255,255,255,0.55); font-weight: 500; letter-spacing: -0.01em; }
.sfooter-byline span  { color: rgba(255,255,255,0.22); }

.sfooter-social { display: flex; gap: 6px; }
.sfooter-social a {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 6px;
  color: rgba(255,255,255,0.42);
  font-size: 13px;
  text-decoration: none;
  transition: border-color 0.15s, color 0.15s;
}
.sfooter-social a:hover { border-color: rgba(255,255,255,0.3); color: #fff; }

.sfooter-lang-btn {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 7px 12px;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 6px;
  background: transparent;
  color: rgba(255,255,255,0.42);
  font-size: 12px;
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s;
}
.sfooter-lang-btn:hover { border-color: rgba(255,255,255,0.28); color: rgba(255,255,255,0.72); }
.sfooter-lang-btn svg { width: 14px; height: 14px; opacity: 0.55; }

@media (max-width: 1180px) {
  .sfooter-links-inner { grid-template-columns: repeat(3,1fr); }
}
@media (max-width: 820px) {
  .sfooter-top-inner { grid-template-columns: 1fr; gap: 28px; }
  .sfooter-links-inner { grid-template-columns: repeat(2,1fr); }
  .sfooter-bottom-inner { flex-wrap: wrap; gap: 16px; }
}
@media (max-width: 560px) {
  .sfooter-links-inner { grid-template-columns: 1fr 1fr; }
}