/*
 * Look and feel follow the ScrewFast site: neutral surfaces, a floating pill nav,
 * orange actions, a yellow hand-underlined accent word, and Noto Sans for interface text.
 * Headings and the wordmark use the Lord Handwriting font. All fonts are self-hosted.
 */
@font-face {
  font-family: "Noto Sans";
  src: url("/static/fonts/noto-sans-latin-wght-normal.woff2") format("woff2");
  font-weight: 100 900;
  font-display: swap;
}

@font-face {
  font-family: "Lord Handwriting Blog Spaced";
  src: url("/static/fonts/lord-handwriting.woff2") format("woff2");
  font-weight: 400;
  font-display: swap;
}

:root {
  color-scheme: light;
  --hand: "Lord Handwriting Blog Spaced", "Bradley Hand", "Segoe Print", cursive;
  --sans: "Noto Sans", ui-sans-serif, system-ui, sans-serif;
  --bg: oklch(0.922 0 0);
  --surface: oklch(0.985 0 0);
  --surface-2: oklch(0.97 0 0);
  --text: oklch(0.269 0 0);
  --muted: oklch(0.439 0 0);
  --border: oklch(0.87 0 0);
  --nav: oklch(0.987 0.026 102.2 / 0.6);
  --nav-border: oklch(0.973 0.071 103.2 / 0.4);
  --accent: oklch(0.795 0.184 86);
  --action: oklch(0.674 0.2072 39.23);
  --action-hover: oklch(0.6186 0.1946 38.88);
  --danger: oklch(0.505 0.213 27.5);
  --ring: oklch(0.552 0.027 264);
}

:root.dark {
  color-scheme: dark;
  --bg: oklch(0.269 0 0);
  --surface: oklch(0.205 0 0);
  --surface-2: oklch(0.239 0 0);
  --text: oklch(0.922 0 0);
  --muted: oklch(0.708 0 0);
  --border: oklch(0.371 0 0);
  --nav: oklch(0.269 0 0 / 0.8);
  --nav-border: oklch(0.371 0 0 / 0.4);
  --accent: oklch(0.852 0.199 92);
  --danger: oklch(0.704 0.191 22);
  --ring: oklch(0.871 0.006 286);
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  line-height: 1.6;
}

::selection { background: oklch(0.852 0.199 92); color: oklch(0.371 0 0); }

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

/* Navigation ------------------------------------------------------------ */

header { position: sticky; top: 1rem; z-index: 10; padding: 0 0.5rem; }

nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 85rem;
  margin: 0 auto;
  padding: 0.5rem 0.75rem 0.5rem 1.25rem;
  border: 1px solid var(--nav-border);
  border-radius: 36px;
  background: var(--nav);
  backdrop-filter: blur(12px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  border-radius: 0.5rem;
  color: var(--text);
  font-family: var(--hand);
  font-size: 1.6rem;
  line-height: 1.4;
  text-decoration: none;
}

.brand svg, .icon-button svg {
  width: 1.4rem;
  height: 1.4rem;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

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

.icon-button {
  display: grid;
  place-items: center;
  width: 2.5rem;
  height: 2.5rem;
  border: 0;
  border-radius: 50%;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  transition: background 0.3s;
}

.icon-button:hover { background: var(--border); }
.when-dark, :root.dark .when-light { display: none; }
:root.dark .when-dark { display: block; }

/* Hero ------------------------------------------------------------------ */

main { max-width: 85rem; margin: 0 auto; padding: 3rem 1rem 4rem; }

.hero {
  display: grid;
  gap: 2.5rem;
  align-items: center;
}

h1 {
  margin: 0;
  font-family: var(--hand);
  font-size: clamp(2.5rem, 6vw, 4.25rem);
  font-weight: 400;
  line-height: 1.2;
  font-synthesis: none;
  text-wrap: balance;
}

.accent { position: relative; display: inline-block; color: var(--accent); }

.accent svg {
  position: absolute;
  right: -0.08em;
  bottom: -0.12em;
  left: -0.04em;
  width: calc(100% + 0.12em);
  height: 0.3em;
  overflow: visible;
}

.accent path {
  fill: none;
  stroke: currentColor;
  stroke-width: 2.6;
  stroke-linecap: round;
  stroke-linejoin: round;
  vector-effect: non-scaling-stroke;
}

#lede {
  max-width: 28rem;
  margin: 1.5rem 0 0;
  color: var(--muted);
  font-size: 1.125rem;
}

#lede:empty { display: none; }

/* Panel ----------------------------------------------------------------- */

.panel {
  padding: 1.25rem;
  border: 1px solid var(--border);
  border-radius: 1rem;
  background: var(--surface);
  box-shadow: 0 1px 2px oklch(0 0 0 / 0.06);
}

.drop {
  display: grid;
  justify-items: center;
  align-content: center;
  gap: 0.25rem;
  min-height: 17rem;
  padding: 2rem 1rem;
  border: 2px dashed var(--border);
  border-radius: 0.75rem;
  color: var(--muted);
  text-align: center;
  cursor: pointer;
  transition: border-color 0.3s, background 0.3s;
}

.drop strong { color: var(--text); font-size: 1.125rem; }
.drop small { margin-top: 0.75rem; font-size: 0.8125rem; }
.drop:hover, .drop.over { border-color: var(--action); background: oklch(0.674 0.2072 39.23 / 0.06); }
.panel:has(#file:focus-visible) .drop { outline: 3px solid var(--ring); outline-offset: 2px; }

.drop-icon {
  display: grid;
  place-items: center;
  width: 3.5rem;
  height: 3.5rem;
  margin-bottom: 0.75rem;
  border-radius: 50%;
  background: var(--surface-2);
  color: var(--action);
}

.drop-icon svg { width: 1.6rem; height: 1.6rem; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }

#file { position: absolute; width: 1px; height: 1px; opacity: 0; pointer-events: none; }

.tip { margin: 1rem 0.25rem 0.25rem; color: var(--muted); font-size: 0.875rem; }

/* Working --------------------------------------------------------------- */

#working { display: grid; gap: 1.25rem; justify-items: start; }

#thumb {
  max-width: 100%;
  max-height: 14rem;
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  object-fit: contain;
}

.steps { display: grid; gap: 0.5rem; margin: 0; padding: 0; list-style: none; font-weight: 600; }

.steps li { display: flex; align-items: center; gap: 0.6rem; color: var(--muted); }

.steps li::before {
  content: "";
  width: 0.7rem;
  height: 0.7rem;
  border: 2px solid var(--border);
  border-radius: 50%;
}

.steps li.active { color: var(--text); }
.steps li.active::before { border-color: var(--action); background: var(--action); }
.steps li.done::before { border-color: var(--action); }

.bar { position: relative; width: 100%; height: 4px; overflow: hidden; border-radius: 2px; background: var(--border); }

.bar::after {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 35%;
  border-radius: 2px;
  background: var(--action);
  animation: slide 1.4s cubic-bezier(0.22, 1, 0.36, 1) infinite;
}

@keyframes slide { from { transform: translateX(-100%); } to { transform: translateX(300%); } }

/* Result ---------------------------------------------------------------- */

#try {
  display: block;
  width: 100%;
  min-height: 12rem;
  padding: 1rem 1.25rem;
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  background: var(--surface-2);
  color: var(--text);
  font: 400 2.25rem/1.6 var(--hand);
  font-synthesis: none;
  font-kerning: normal;
  letter-spacing: normal;
  word-spacing: normal;
  resize: vertical;
}

#meta { margin: 0.75rem 0.25rem 0; color: var(--muted); font-size: 0.875rem; }

.actions { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1.25rem; }

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1rem;
  border: 1px solid transparent;
  border-radius: 0.5rem;
  font: 700 0.9375rem/1.2 var(--sans);
  text-decoration: none;
  cursor: pointer;
  transition: background 0.3s, color 0.3s;
}

.primary { background: var(--action); color: oklch(0.985 0 0); }
.primary:hover { background: var(--action-hover); }
.secondary { border-color: var(--border); background: var(--surface-2); color: var(--text); font-weight: 500; }
.secondary:hover { background: var(--border); }
.ghost { background: transparent; color: var(--muted); font-weight: 500; }
.ghost:hover { color: var(--text); }

#error { margin: 0 0 1rem; color: var(--danger); font-weight: 500; }

.privacy { max-width: 36rem; margin: 2.5rem 0 0; color: var(--muted); font-size: 0.8125rem; }

@media (min-width: 52rem) {
  main { padding: 5rem 2rem 6rem; }
  .hero { grid-template-columns: 1fr 1fr; gap: 4rem; }
  .panel { padding: 1.5rem; }
}

@media (prefers-reduced-motion: reduce) {
  .bar::after { animation: none; width: 100%; opacity: 0.5; }
  * { transition: none !important; }
}