/* DocFila web kit — shared design system for forms.docfila.com and polls.docfila.com.
   Source of truth: web-kit/. Copied into each site's /kit by scripts/sync_web_kit.mjs. */

@font-face { font-family: "Inter"; font-style: normal; font-weight: 100 900; font-display: swap;
  src: url("./fonts/inter-latin-wght-normal.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: "Inter"; font-style: normal; font-weight: 100 900; font-display: swap;
  src: url("./fonts/inter-latin-ext-wght-normal.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: "Instrument Serif"; font-style: normal; font-weight: 400; font-display: swap;
  src: url("./fonts/instrument-serif-normal.woff2") format("woff2"); }
@font-face { font-family: "Instrument Serif"; font-style: italic; font-weight: 400; font-display: swap;
  src: url("./fonts/instrument-serif-italic.woff2") format("woff2"); }

:root {
  color-scheme: light;
  --paper: #F6F4EE;
  --paper-2: #EFECE4;
  --surface: #FFFFFF;
  --surface-2: #FBFAF7;
  --ink: #14141A;
  --ink-2: #3F3F4A;
  --muted: #7D7D89;
  --faint: #A9A9B3;
  --line: rgba(20, 20, 26, 0.09);
  --line-2: rgba(20, 20, 26, 0.16);
  --fill: rgba(20, 20, 26, 0.035);
  --fill-2: rgba(20, 20, 26, 0.06);

  --accent: #3B49DF;          /* DocFila indigo, lifted for screens */
  --accent-ink: #2A36B5;
  --accent-soft: rgba(59, 73, 223, 0.09);
  --accent-line: rgba(59, 73, 223, 0.32);
  --on-accent: #FFFFFF;
  --sky: #1FA3DD;             /* DocFila blue */
  --signature: linear-gradient(120deg, #3B49DF 0%, #4F5BEA 38%, #1FA3DD 100%);

  --good: #16855B; --good-soft: rgba(22, 133, 91, 0.10);
  --warn: #B26A00; --warn-soft: rgba(178, 106, 0, 0.11);
  --bad:  #C4322B; --bad-soft:  rgba(196, 50, 43, 0.09);

  --serif: "Instrument Serif", "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  --sans: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;

  --r-xs: 6px; --r-sm: 9px; --r: 12px; --r-lg: 18px; --r-xl: 26px; --pill: 999px;
  --shadow-1: 0 1px 0 rgba(20,20,26,.04), 0 1px 2px rgba(20,20,26,.06);
  --shadow-2: 0 1px 0 rgba(20,20,26,.03), 0 6px 18px -6px rgba(20,20,26,.14), 0 2px 6px -2px rgba(20,20,26,.06);
  --shadow-3: 0 30px 80px -24px rgba(20,20,26,.28), 0 12px 28px -12px rgba(20,20,26,.16);
  --ring: 0 0 0 3px var(--accent-soft), 0 0 0 1px var(--accent);

  --ease: cubic-bezier(.2, .8, .2, 1);
  --ease-out: cubic-bezier(.16, 1, .3, 1);
  --t-fast: 140ms; --t: 220ms; --t-slow: 420ms;

  --grain: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0  0 0 0 0 0  0 0 0 0 0  0 0 0 .05 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --paper: #0F0F13; --paper-2: #15151B; --surface: #18181F; --surface-2: #1D1D25;
    --ink: #F2F1EC; --ink-2: #C9C8C2; --muted: #8E8E99; --faint: #5E5E69;
    --line: rgba(242, 241, 236, 0.09); --line-2: rgba(242, 241, 236, 0.17);
    --fill: rgba(242, 241, 236, 0.04); --fill-2: rgba(242, 241, 236, 0.075);
    --accent: #8C97FF; --accent-ink: #B3BAFF; --accent-soft: rgba(140, 151, 255, 0.13); --accent-line: rgba(140,151,255,.4);
    --on-accent: #0F0F13;
    --good: #4CC795; --good-soft: rgba(76,199,149,.13); --warn: #F0B04A; --warn-soft: rgba(240,176,74,.13); --bad: #FF7A70; --bad-soft: rgba(255,122,112,.12);
    --shadow-1: 0 1px 0 rgba(0,0,0,.3); --shadow-2: 0 8px 24px -8px rgba(0,0,0,.6); --shadow-3: 0 30px 80px -20px rgba(0,0,0,.7);
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --paper: #0F0F13; --paper-2: #15151B; --surface: #18181F; --surface-2: #1D1D25;
  --ink: #F2F1EC; --ink-2: #C9C8C2; --muted: #8E8E99; --faint: #5E5E69;
  --line: rgba(242, 241, 236, 0.09); --line-2: rgba(242, 241, 236, 0.17);
  --fill: rgba(242, 241, 236, 0.04); --fill-2: rgba(242, 241, 236, 0.075);
  --accent: #8C97FF; --accent-ink: #B3BAFF; --accent-soft: rgba(140, 151, 255, 0.13); --accent-line: rgba(140,151,255,.4);
  --on-accent: #0F0F13;
  --good: #4CC795; --good-soft: rgba(76,199,149,.13); --warn: #F0B04A; --warn-soft: rgba(240,176,74,.13); --bad: #FF7A70; --bad-soft: rgba(255,122,112,.12);
  --shadow-1: 0 1px 0 rgba(0,0,0,.3); --shadow-2: 0 8px 24px -8px rgba(0,0,0,.6); --shadow-3: 0 30px 80px -20px rgba(0,0,0,.7);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font: 400 15px/1.55 var(--sans); letter-spacing: -0.006em;
  -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale;
  font-feature-settings: "cv11", "ss01", "ss03";
  min-height: 100vh; min-height: 100dvh;
}
body.grain::before { content: ""; position: fixed; inset: 0; pointer-events: none; background-image: var(--grain); z-index: 0; opacity: .9; }
img, svg { display: block; max-width: 100%; }
button, input, textarea, select { font: inherit; color: inherit; letter-spacing: inherit; }
button { cursor: pointer; }
a { color: var(--accent-ink); text-decoration-thickness: 1px; text-underline-offset: 3px; }
:focus-visible { outline: none; box-shadow: var(--ring); border-radius: var(--r-xs); }
::selection { background: var(--accent-soft); color: var(--ink); }
.sr-only { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.skip { position: absolute; left: 12px; top: -60px; z-index: 100; background: var(--ink); color: var(--paper); padding: 10px 14px; border-radius: var(--r-sm); text-decoration: none; }
.skip:focus { top: 12px; }

/* ── Type ─────────────────────────────────────────── */
.display { font-family: var(--serif); font-weight: 400; letter-spacing: -0.02em; line-height: 1.02; }
.display em, .serif-em { font-family: var(--serif); font-style: italic; font-weight: 400; letter-spacing: -0.01em; }
.h1 { font: 400 clamp(40px, 6.4vw, 84px)/1 var(--serif); letter-spacing: -0.025em; margin: 0; }
.h2 { font: 400 clamp(30px, 3.6vw, 46px)/1.05 var(--serif); letter-spacing: -0.02em; margin: 0; }
.h3 { font: 600 17px/1.3 var(--sans); letter-spacing: -0.014em; margin: 0; }
.eyebrow { font: 500 11.5px/1 var(--mono); text-transform: uppercase; letter-spacing: .12em; color: var(--muted); }
.lede { font-size: 17px; line-height: 1.55; color: var(--ink-2); }
.muted { color: var(--muted); }
.tiny { font-size: 12.5px; }
.kbd { font: 500 11px/1 var(--mono); padding: 3px 6px; border-radius: 5px; background: var(--fill-2); border: 1px solid var(--line); color: var(--ink-2); }

/* ── Buttons ──────────────────────────────────────── */
.btn {
  --bg: var(--surface); --fg: var(--ink); --bd: var(--line-2);
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 40px; padding: 0 16px; border-radius: var(--pill); border: 1px solid var(--bd);
  background: var(--bg); color: var(--fg); font-weight: 550; font-size: 14px; white-space: nowrap;
  text-decoration: none; transition: transform var(--t-fast) var(--ease), background var(--t) var(--ease), box-shadow var(--t) var(--ease), border-color var(--t) var(--ease), color var(--t) var(--ease);
  -webkit-tap-highlight-color: transparent; user-select: none;
}
.btn:hover { background: var(--surface-2); border-color: var(--ink-2); }
.btn:active { transform: translateY(1px) scale(.985); }
.btn[disabled], .btn[aria-disabled="true"] { opacity: .45; pointer-events: none; }
.btn svg { width: 16px; height: 16px; flex: none; }
.btn-primary { --bg: var(--ink); --fg: var(--paper); --bd: var(--ink); box-shadow: 0 1px 0 rgba(255,255,255,.12) inset, 0 6px 16px -6px rgba(20,20,26,.45); }
.btn-primary:hover { background: #26262E; border-color: #26262E; }
:root[data-theme="dark"] .btn-primary:hover { background: #fff; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .btn-primary:hover { background: #fff; } }
.btn-accent { --bg: var(--accent); --fg: var(--on-accent); --bd: transparent; box-shadow: 0 8px 20px -8px var(--accent-line); }
.btn-accent:hover { background: var(--accent-ink); border-color: transparent; }
.btn-ghost { --bg: transparent; --bd: transparent; }
.btn-ghost:hover { background: var(--fill-2); border-color: transparent; }
.btn-danger { --fg: var(--bad); }
.btn-danger:hover { background: var(--bad-soft); border-color: var(--bad); }
.btn-sm { height: 32px; padding: 0 12px; font-size: 13px; }
.btn-lg { height: 50px; padding: 0 24px; font-size: 15.5px; }
.btn-icon { width: 36px; padding: 0; }
.btn-icon.btn-sm { width: 30px; }
.btn-block { width: 100%; }

/* ── Fields ───────────────────────────────────────── */
.field { display: grid; gap: 7px; }
.label { font-weight: 560; font-size: 13.5px; color: var(--ink); }
.hint { font-size: 12.5px; color: var(--muted); }
.input, .textarea, .select {
  width: 100%; min-height: 44px; padding: 10px 14px; border-radius: var(--r-sm);
  background: var(--surface); border: 1px solid var(--line-2); color: var(--ink);
  transition: border-color var(--t) var(--ease), box-shadow var(--t) var(--ease), background var(--t) var(--ease);
  font-size: 15px; outline: none; appearance: none; -webkit-appearance: none;
}
.input::placeholder, .textarea::placeholder { color: var(--faint); }
.input:hover, .textarea:hover, .select:hover { border-color: var(--ink-2); }
.input:focus, .textarea:focus, .select:focus { border-color: var(--accent); box-shadow: 0 0 0 4px var(--accent-soft); }
.input[aria-invalid="true"], .textarea[aria-invalid="true"] { border-color: var(--bad); box-shadow: 0 0 0 4px var(--bad-soft); }
.textarea { min-height: 110px; resize: vertical; line-height: 1.5; }
.select { padding-right: 40px; background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'><path d='M1 1.5l5 5 5-5' fill='none' stroke='%237D7D89' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'/></svg>"); background-repeat: no-repeat; background-position: right 14px center; }
.error-text { color: var(--bad); font-size: 13px; font-weight: 500; display: flex; gap: 6px; align-items: center; }

/* Toggle */
.toggle { position: relative; display: inline-flex; align-items: center; gap: 10px; cursor: pointer; user-select: none; }
.toggle input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.toggle .track { width: 36px; height: 22px; border-radius: 99px; background: var(--fill-2); border: 1px solid var(--line-2); position: relative; transition: background var(--t) var(--ease), border-color var(--t) var(--ease); flex: none; }
.toggle .track::after { content: ""; position: absolute; top: 2px; left: 2px; width: 16px; height: 16px; border-radius: 50%; background: #fff; box-shadow: 0 1px 3px rgba(0,0,0,.25); transition: transform var(--t) var(--ease-out); }
.toggle input:checked + .track { background: var(--accent); border-color: var(--accent); }
.toggle input:checked + .track::after { transform: translateX(14px); }
.toggle input:focus-visible + .track { box-shadow: var(--ring); }

/* Segmented */
.seg { display: inline-flex; padding: 3px; gap: 2px; background: var(--fill-2); border-radius: var(--pill); border: 1px solid var(--line); }
.seg button { border: 0; background: transparent; height: 30px; padding: 0 14px; border-radius: var(--pill); font-size: 13px; font-weight: 550; color: var(--muted); transition: background var(--t) var(--ease), color var(--t) var(--ease), box-shadow var(--t) var(--ease); }
.seg button[aria-pressed="true"], .seg button[aria-selected="true"] { background: var(--surface); color: var(--ink); box-shadow: var(--shadow-1); }

/* Chips */
.chip { display: inline-flex; align-items: center; gap: 6px; height: 26px; padding: 0 10px; border-radius: var(--pill); background: var(--fill-2); color: var(--ink-2); font-size: 12.5px; font-weight: 550; white-space: nowrap; }
.chip-accent { background: var(--accent-soft); color: var(--accent-ink); }
.chip-good { background: var(--good-soft); color: var(--good); }
.chip-warn { background: var(--warn-soft); color: var(--warn); }
.chip-bad { background: var(--bad-soft); color: var(--bad); }
.dot { width: 7px; height: 7px; border-radius: 50%; background: currentColor; flex: none; }
.dot-live { animation: pulse 1.8s var(--ease) infinite; }
@keyframes pulse { 0%,100% { box-shadow: 0 0 0 0 currentColor; } 60% { box-shadow: 0 0 0 5px transparent; } }

/* Surfaces */
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-lg); box-shadow: var(--shadow-1); }
.divider { height: 1px; background: var(--line); border: 0; margin: 0; }

/* Menus / popovers */
.pop { position: absolute; z-index: 60; min-width: 220px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); box-shadow: var(--shadow-3); padding: 6px; animation: pop-in var(--t) var(--ease-out); }
.pop-item { display: flex; align-items: center; gap: 10px; width: 100%; padding: 8px 10px; border: 0; background: transparent; border-radius: var(--r-xs); text-align: left; font-size: 14px; color: var(--ink); }
.pop-item:hover, .pop-item[aria-selected="true"] { background: var(--fill-2); }
.pop-item .ico { width: 28px; height: 28px; border-radius: 7px; display: grid; place-items: center; background: var(--fill-2); color: var(--ink-2); flex: none; }
.pop-item .ico svg { width: 15px; height: 15px; }
.pop-sep { height: 1px; background: var(--line); margin: 6px 4px; }
.pop-label { padding: 8px 10px 4px; font: 500 10.5px/1 var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--faint); }
@keyframes pop-in { from { opacity: 0; transform: translateY(-4px) scale(.98); } to { opacity: 1; transform: none; } }

/* Modal */
.scrim { position: fixed; inset: 0; background: rgba(15,15,19,.42); backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px); z-index: 80; display: grid; place-items: center; padding: 16px; animation: fade-in var(--t) var(--ease); }
.modal { width: min(520px, 100%); max-height: calc(100dvh - 32px); overflow: auto; background: var(--surface); border-radius: var(--r-xl); box-shadow: var(--shadow-3); border: 1px solid var(--line); padding: 28px; animation: rise var(--t-slow) var(--ease-out); }
@keyframes fade-in { from { opacity: 0; } to { opacity: 1; } }
@keyframes rise { from { opacity: 0; transform: translateY(14px) scale(.985); } to { opacity: 1; transform: none; } }

/* Toast */
.toasts { position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%); display: grid; gap: 8px; z-index: 120; pointer-events: none; width: max-content; max-width: calc(100vw - 32px); }
.toast { pointer-events: auto; display: flex; align-items: center; gap: 10px; background: var(--ink); color: var(--paper); padding: 11px 16px; border-radius: var(--pill); font-size: 14px; font-weight: 500; box-shadow: var(--shadow-3); animation: rise var(--t) var(--ease-out); }
.toast svg { width: 16px; height: 16px; }

/* Skeleton */
.skel { background: linear-gradient(90deg, var(--fill-2), var(--fill), var(--fill-2)); background-size: 200% 100%; animation: shimmer 1.4s linear infinite; border-radius: var(--r-xs); }
@keyframes shimmer { from { background-position: 200% 0; } to { background-position: -200% 0; } }

/* Brand */
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none; font-weight: 650; letter-spacing: -0.02em; font-size: 15.5px; }
.brand-mark { width: 26px; height: 26px; border-radius: 8px; background: var(--signature); display: grid; place-items: center; box-shadow: 0 4px 10px -4px rgba(59,73,223,.6), inset 0 1px 0 rgba(255,255,255,.3); }
.brand-mark svg { width: 15px; height: 15px; color: #fff; }
.brand-product { font-family: var(--serif); font-style: italic; font-weight: 400; font-size: 20px; letter-spacing: -0.01em; color: var(--ink-2); margin-left: -2px; }

.spinner { width: 18px; height: 18px; border-radius: 50%; border: 2px solid var(--line-2); border-top-color: var(--ink); animation: spin .7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
}