/*
 * Public-facing pages — Slimmetry/Discode design system v2.0
 *
 * Geist + JetBrains Mono on a near-paper background, with a fixed dot grid,
 * red wayfinder accent, and printed-spec rhythm. Every value below is a token;
 * if you reach for a hex, reach for the variable instead.
 */

/* ====================================================================
   TOKENS
==================================================================== */
:root {
  --bg:            #FAFAF9;
  --surface:       #FFFFFF;
  --surface-2:     #F5F5F4;
  --text:          #0A0A0A;
  --text-2:        #525252;
  --text-3:        #A3A3A3;
  --text-4:        #D4D4D4;
  --border:        #E7E5E4;
  --border-strong: #D6D3D1;
  --accent:        #DC2626;
  --accent-2:      #B91C1C;
  --accent-bg:     #FEF2F2;
  --code-bg:       #F8F7F5;
  --grid:          rgba(10, 10, 10, 0.04);

  --tok-kw:  #7C3AED;
  --tok-str: #047857;
  --tok-num: #B45309;
  --tok-fn:  #1D4ED8;
  --tok-com: #A3A3A3;

  --sans: "Geist", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: "JetBrains Mono", "SF Mono", "IBM Plex Mono", ui-monospace, monospace;

  --r-sm: 4px;
  --r:    6px;
  --r-lg: 10px;

  --max:  1200px;
  --pad:  24px;

  --t-fast: 120ms cubic-bezier(0.2, 0.8, 0.2, 1);
  --t:      200ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg:            #0A0A0A;
    --surface:       #111111;
    --surface-2:     #161616;
    --text:          #F5F5F4;
    --text-2:        #A3A3A3;
    --text-3:        #6B6B6B;
    --text-4:        #2E2E2E;
    --border:        #1F1F1F;
    --border-strong: #2A2A2A;
    --accent:        #F87171;
    --accent-2:      #FCA5A5;
    --accent-bg:     #1A0A0A;
    --code-bg:       #0E0E0E;
    --grid:          rgba(245, 245, 244, 0.04);

    --tok-kw:  #C4B5FD;
    --tok-str: #6EE7B7;
    --tok-num: #FCD34D;
    --tok-fn:  #93C5FD;
    --tok-com: #525252;
  }
}

/* ====================================================================
   BASE
==================================================================== */
.public-scope, .public-scope *, .public-scope *::before, .public-scope *::after {
  box-sizing: border-box;
}

html { scroll-behavior: smooth; }

body.public-scope {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.55;
  font-weight: 400;
  letter-spacing: -0.005em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

body.public-scope::before {
  content: "";
  position: fixed; inset: 0;
  background-image: radial-gradient(circle at 1px 1px, var(--grid) 1px, transparent 0);
  background-size: 24px 24px;
  pointer-events: none;
  z-index: 0;
}

.public-scope main,
.public-scope header,
.public-scope footer { position: relative; z-index: 1; }

.public-scope main { padding: 0; }
.public-scope .shell { width: 100%; }

.public-scope a { color: inherit; text-decoration: none; }
.public-scope button { font-family: inherit; }
.public-scope ::selection { background: var(--accent); color: #fff; }

.public-scope img, .public-scope picture { max-width: 100%; }

/* ====================================================================
   PRIMITIVES
==================================================================== */
.container {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--pad);
}

.mono {
  font-family: var(--mono);
  font-feature-settings: "calt", "ss01", "zero";
}

.label {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--text-3);
  text-transform: uppercase;
}

.pulse {
  display: inline-block;
  width: 6px; height: 6px;
  background: var(--accent);
  border-radius: 50%;
  position: relative;
  vertical-align: 1px;
}
.pulse::after {
  content: "";
  position: absolute; inset: -3px;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0.4;
  animation: ping 1.8s cubic-bezier(0, 0, 0.2, 1) infinite;
}
@keyframes ping {
  75%, 100% { transform: scale(2.4); opacity: 0; }
}
@media (prefers-reduced-motion: reduce) {
  .pulse::after { animation: none; }
}

.badge {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--text-2);
  background: var(--surface);
  padding: 5px 10px 5px 8px;
  border: 1px solid var(--border);
  border-radius: 999px;
}
.badge .badge-tag { color: var(--accent); font-weight: 600; }

.accent { color: var(--accent); }

/* ====================================================================
   BUTTONS
==================================================================== */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: -0.005em;
  padding: 9px 16px;
  border-radius: var(--r);
  border: 1px solid transparent;
  transition: background var(--t), border-color var(--t), color var(--t), transform var(--t-fast);
  cursor: pointer;
  white-space: nowrap;
  text-decoration: none;
  font-family: inherit;
}
.btn-primary {
  background: var(--text);
  color: var(--bg);
  border-color: var(--text);
}
.btn-primary:hover { background: var(--accent); border-color: var(--accent); }
.btn-primary[disabled] {
  background: var(--surface-2);
  color: var(--text-3);
  border-color: var(--border);
  cursor: not-allowed;
}
.btn-secondary {
  background: var(--surface);
  color: var(--text);
  border-color: var(--border-strong);
}
.btn-secondary:hover { border-color: var(--text); }
.btn-ghost {
  background: transparent;
  color: var(--text);
  padding-left: 4px;
  padding-right: 4px;
}
.btn-ghost:hover { color: var(--accent); }
.btn .arr { display: inline-block; transition: transform var(--t); }
.btn:hover .arr { transform: translateX(3px); }

/* ====================================================================
   NAV
==================================================================== */
.public-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(250, 250, 249, 0.78);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--border);
}
@media (prefers-color-scheme: dark) {
  .public-nav { background: rgba(10, 10, 10, 0.72); }
}

.public-nav__inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--pad);
  height: 56px;
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px;
}

.public-nav__brand {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--sans);
  font-weight: 600;
  letter-spacing: -0.015em;
  font-size: 15px;
  color: var(--text);
}
.public-nav__brand-mark {
  display: inline-flex;
  width: 22px; height: 22px;
  align-items: center; justify-content: center;
  background: var(--text);
  color: var(--bg);
  font-family: var(--mono);
  font-weight: 700;
  font-size: 12px;
  border-radius: 5px;
  letter-spacing: 0;
}
.public-nav__tagline {
  font-family: var(--mono);
  color: var(--text-3);
  font-size: 11px;
  letter-spacing: 0.02em;
}

.public-nav__links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex; align-items: center; gap: 4px;
  font-size: 13px;
}
.public-nav__links li { display: inline-flex; }
.public-nav__links a {
  color: var(--text-2);
  padding: 6px 12px;
  border-radius: var(--r-sm);
  transition: color var(--t), background var(--t);
}
.public-nav__links a:hover {
  color: var(--text);
  background: var(--surface-2);
}

.public-nav__actions {
  display: flex; align-items: center; gap: 8px;
}
.public-nav__version {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text-3);
  padding-right: 12px;
  border-right: 1px solid var(--border);
}

@media (max-width: 880px) {
  .public-nav__tagline { display: none; }
}
@media (max-width: 760px) {
  .public-nav__links, .public-nav__version { display: none; }
}

/* ====================================================================
   HERO
==================================================================== */
.hero {
  padding: 96px 0 72px;
  border-bottom: 1px solid var(--border);
}
.hero-meta {
  display: flex; align-items: center; gap: 12px;
  margin-bottom: 24px;
}
.hero-meta .pulse-line {
  flex: 1;
  height: 1px;
  background: linear-gradient(to right, var(--border) 0%, transparent 100%);
  max-width: 200px;
}
h1.hero-headline {
  font-size: clamp(40px, 7.5vw, 84px);
  font-weight: 700;
  line-height: 1.0;
  letter-spacing: -0.04em;
  margin: 0;
  max-width: 14ch;
  color: var(--text);
}
h1.hero-headline .accent { color: var(--accent); }
.hero-lede {
  font-size: 17px;
  line-height: 1.55;
  color: var(--text-2);
  margin: 28px 0 0;
  max-width: 56ch;
}
.hero-lede strong { color: var(--text); font-weight: 500; }
.hero-lede code,
.public-scope p code {
  font-family: var(--mono);
  font-size: 0.92em;
  background: var(--surface-2);
  padding: 1px 6px;
  border-radius: 3px;
  border: 1px solid var(--border);
  color: var(--text);
}
.hero-actions {
  display: flex; align-items: center; gap: 10px;
  margin-top: 32px;
  flex-wrap: wrap;
}

/* ====================================================================
   SECTIONS
==================================================================== */
section.block {
  padding: 96px 0;
  border-bottom: 1px solid var(--border);
}
.block-head {
  display: flex; flex-direction: column;
  gap: 12px;
  margin-bottom: 48px;
  max-width: 60ch;
}
.block-head .label-row {
  display: flex; align-items: center; gap: 10px;
}
.block-head .label-row::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--border);
  max-width: 240px;
}
.block-head h2 {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1.1;
  margin: 0;
  color: var(--text);
}
.block-head h2 .accent { color: var(--accent); }
.block-head p {
  color: var(--text-2);
  font-size: 16px;
  margin: 0;
  max-width: 56ch;
}

/* ====================================================================
   PROSE (CMS-rendered body copy)
==================================================================== */
.prose {
  color: var(--text);
  font-size: 15px;
  line-height: 1.65;
}
.prose > * + * { margin-top: 1em; }
.prose h2 {
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-top: 2.4em;
  margin-bottom: 0.6em;
}
.prose h3 {
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -0.015em;
  margin-top: 1.8em;
  margin-bottom: 0.4em;
}
.prose p { color: var(--text-2); margin: 0; }
.prose strong { color: var(--text); font-weight: 600; }
.prose ul, .prose ol {
  color: var(--text-2);
  padding-left: 1.4em;
  margin: 0;
}
.prose ul { list-style: disc; }
.prose ol { list-style: decimal; }
.prose ul li::marker { color: var(--accent); }
.prose li + li { margin-top: 0.4em; }
.prose a {
  color: var(--accent);
  border-bottom: 1px solid color-mix(in oklab, var(--accent) 30%, transparent);
  transition: border-color var(--t);
}
.prose a:hover { border-bottom-color: var(--accent); }
.prose code {
  font-family: var(--mono);
  font-size: 0.92em;
  background: var(--surface-2);
  padding: 1px 6px;
  border-radius: 3px;
  border: 1px solid var(--border);
  overflow-wrap: anywhere;
}
.prose pre {
  background: var(--code-bg);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 16px 18px;
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.7;
  overflow-x: auto;
  color: var(--text);
  min-width: 0;
  max-width: 100%;
}
.prose pre code { background: transparent; border: 0; padding: 0; }
.prose blockquote {
  border-left: 2px solid var(--accent);
  padding: 4px 0 4px 18px;
  margin: 0;
  color: var(--text);
  font-style: italic;
}

/* ====================================================================
   ARTICLE (terms / privacy)
==================================================================== */
.article {
  padding: 80px 0 96px;
  border-bottom: 1px solid var(--border);
}
.article-inner { max-width: 64ch; margin: 0 auto; }
.article-meta {
  display: flex; align-items: center; gap: 12px;
  margin-bottom: 24px;
}
.article h1 {
  font-size: clamp(32px, 5vw, 52px);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.05;
  margin: 0 0 16px;
  color: var(--text);
}
.article h1 .accent { color: var(--accent); }
.article-effective {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text-3);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin: 0 0 40px;
}
.article-effective .key { color: var(--text-2); }

/* ====================================================================
   CATALOG (homepage app list)
==================================================================== */
.catalog {
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--surface);
}
.catalog-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  gap: 20px;
  align-items: baseline;
  padding: 22px 24px;
  border-bottom: 1px solid var(--border);
  transition: background var(--t);
  color: var(--text);
}
.catalog-row:last-child { border-bottom: 0; }
.catalog-row:hover { background: var(--surface-2); }

.catalog-row__title {
  display: inline-flex; align-items: baseline; gap: 12px;
  flex-wrap: wrap;
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -0.015em;
  color: var(--text);
}
.catalog-row__num {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text-3);
  letter-spacing: 0.04em;
  font-weight: 500;
}
.catalog-row__desc {
  display: block;
  margin-top: 6px;
  color: var(--text-2);
  font-size: 14px;
  font-weight: 400;
  line-height: 1.5;
  max-width: 60ch;
}
.catalog-row__version {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text-3);
  letter-spacing: 0.02em;
  white-space: nowrap;
}
.catalog-row__price {
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
  letter-spacing: -0.005em;
}
.catalog-row__price--free { color: var(--accent); }
.catalog-row__price .unit {
  color: var(--text-3);
  font-weight: 500;
  font-size: 11px;
  margin-left: 2px;
}
.catalog-row__arrow {
  display: inline-block;
  color: var(--text-3);
  transition: transform var(--t), color var(--t);
}
.catalog-row:hover .catalog-row__arrow {
  color: var(--accent);
  transform: translateX(3px);
}

@media (max-width: 720px) {
  .catalog-row { grid-template-columns: 1fr; gap: 8px; padding: 20px; }
}

.catalog-empty {
  padding: 32px;
  text-align: center;
  border: 1px dashed var(--border-strong);
  border-radius: var(--r-lg);
  color: var(--text-2);
  background: var(--surface);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.02em;
}

/* ====================================================================
   STEPS (how it works)
==================================================================== */
.steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
  list-style: none;
  margin: 0;
  padding: 0;
}
.steps li {
  background: var(--surface);
  padding: 28px 26px;
  transition: background var(--t);
}
.steps li:hover { background: var(--surface-2); }
.steps__num {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text-3);
  letter-spacing: 0.05em;
  margin-bottom: 14px;
}
.steps__num .accent { color: var(--accent); font-weight: 600; }
.steps li h3 {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 0 0 8px;
  color: var(--text);
}
.steps li p {
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.55;
  margin: 0;
}
.steps li code {
  font-family: var(--mono);
  font-size: 12px;
  background: var(--surface-2);
  padding: 1px 5px;
  border-radius: 3px;
  border: 1px solid var(--border);
  color: var(--text);
}
@media (max-width: 900px) { .steps { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .steps { grid-template-columns: 1fr; } }

/* ====================================================================
   APP DETAIL — spec/price grid
==================================================================== */
.product-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: 72px;
  align-items: start;
}
.product-prose { color: var(--text); min-width: 0; }
.product-prose .lede {
  font-size: 17px;
  line-height: 1.55;
  color: var(--text-2);
  margin: 0 0 24px;
  max-width: 56ch;
}
.product-prose .lede strong { color: var(--text); font-weight: 500; }

@media (max-width: 900px) {
  .product-grid { grid-template-columns: 1fr; gap: 40px; }
}

/* ====================================================================
   PURCHASE / PRICE CARD
==================================================================== */
.purchase {
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 28px;
  background: var(--surface);
  box-shadow: 0 1px 0 rgba(0,0,0,0.02), 0 4px 16px rgba(0,0,0,0.04);
  position: sticky;
  top: 80px;
}

.purchase__label {
  display: flex; align-items: center; gap: 8px;
  margin-bottom: 14px;
}
.purchase__price-row {
  display: flex; align-items: baseline; gap: 6px;
  margin-bottom: 12px;
}
.purchase__price {
  font-size: 48px;
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1;
  color: var(--text);
  font-family: var(--sans);
}
.purchase__price--free { color: var(--accent); }
.purchase__price-unit {
  font-size: 13px;
  color: var(--text-3);
  font-family: var(--mono);
  letter-spacing: 0.02em;
}
.purchase__meta {
  font-size: 13px;
  color: var(--text-2);
  margin: 0 0 20px;
}

.purchase__list {
  list-style: none;
  margin: 0 0 24px;
  padding: 0 0 24px;
  border-bottom: 1px solid var(--border);
  display: flex; flex-direction: column;
  gap: 10px;
}
.purchase__list li {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: 13px;
  color: var(--text-2);
  line-height: 1.5;
}
.purchase__list svg {
  flex-shrink: 0;
  color: var(--accent);
  margin-top: 3px;
}

.purchase__form { display: flex; flex-direction: column; gap: 10px; }
.purchase__form label {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--text-3);
  text-transform: uppercase;
}
.purchase__form input[type="email"] {
  width: 100%;
  font-family: var(--sans);
  font-size: 14px;
  padding: 10px 12px;
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--r);
  color: var(--text);
  transition: border-color var(--t);
}
.purchase__form input[type="email"]:focus {
  outline: none;
  border-color: var(--text);
}
.purchase__form .btn { justify-content: center; }

.purchase__footnote {
  display: flex; align-items: center; gap: 8px;
  margin-top: 14px;
  color: var(--text-3);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.02em;
}

@media (max-width: 900px) {
  .purchase { position: static; }
}

/* ====================================================================
   SPEC TABLE (used on app detail under copy)
==================================================================== */
.spec-table {
  border-top: 1px solid var(--border);
  margin: 0;
}
.spec-table dt, .spec-table dd { margin: 0; }
.spec-table .row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
  align-items: baseline;
}
.spec-table dt {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.spec-table dd {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--text);
  font-weight: 500;
  text-align: right;
}

/* ====================================================================
   FLASH / NOTICE
==================================================================== */
.notice {
  padding: 14px 18px;
  border-radius: var(--r);
  border: 1px solid var(--border);
  background: var(--surface);
  font-size: 13px;
  color: var(--text-2);
  display: flex; gap: 10px; align-items: flex-start;
  margin: 0 0 24px;
}
.notice svg { flex-shrink: 0; margin-top: 2px; color: var(--accent); }
.notice--alert { background: var(--accent-bg); border-color: color-mix(in oklab, var(--accent) 35%, var(--border)); }
.notice--alert svg { color: var(--accent); }

/* ====================================================================
   FOOTER
==================================================================== */
.public-foot {
  padding: 40px 0 48px;
}
.public-foot__inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--pad);
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 32px;
  align-items: center;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text-3);
  letter-spacing: 0.02em;
}
.public-foot__brand {
  display: flex; align-items: center; gap: 12px;
}
.public-foot__brand-mark {
  display: inline-flex;
  width: 22px; height: 22px;
  align-items: center; justify-content: center;
  background: var(--text);
  color: var(--bg);
  font-family: var(--mono);
  font-weight: 700;
  font-size: 12px;
  border-radius: 5px;
}
.public-foot__links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex; gap: 18px;
}
.public-foot__links a {
  color: var(--text-3);
  transition: color var(--t);
}
.public-foot__links a:hover { color: var(--text); }

@media (max-width: 600px) {
  .public-foot__inner { grid-template-columns: 1fr; gap: 16px; }
}

/* ====================================================================
   FINAL CTA
==================================================================== */
.final-cta {
  padding: 128px 0;
  text-align: center;
  border-bottom: 1px solid var(--border);
  position: relative;
}
.final-cta::before {
  content: "";
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 60% 50% at 50% 50%, rgba(220, 38, 38, 0.04), transparent 60%);
  pointer-events: none;
}
@media (prefers-color-scheme: dark) {
  .final-cta::before {
    background: radial-gradient(ellipse 60% 50% at 50% 50%, rgba(248, 113, 113, 0.06), transparent 60%);
  }
}
.final-cta-inner { position: relative; z-index: 1; }
.final-cta .label {
  display: inline-flex; align-items: center; gap: 8px;
  margin-bottom: 24px;
}
.final-cta h2 {
  font-size: clamp(36px, 5.5vw, 64px);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.05;
  margin: 0 auto 20px;
  max-width: 18ch;
  color: var(--text);
}
.final-cta h2 .accent { color: var(--accent); }
.final-cta p {
  color: var(--text-2);
  font-size: 16px;
  max-width: 50ch;
  margin: 0 auto 32px;
}
.final-cta-actions {
  display: inline-flex; gap: 10px;
  flex-wrap: wrap; justify-content: center;
}

/* ====================================================================
   RESPONSIVE
==================================================================== */
@media (max-width: 760px) {
  .hero { padding: 64px 0 48px; }
  section.block { padding: 64px 0; }
  .article { padding: 56px 0 72px; }
  .final-cta { padding: 88px 0; }
}