/* =====================================================================
   RUCF Scorecard — interactive UX audit tool (monochrome).
   Self-contained: inherits the RUCF theme vars, or falls back to its own
   black/white palette on any other theme.
   ===================================================================== */

.rucf-sc {
	--sc-text:    var(--rucf-text, #f5f5f6);
	--sc-muted:   var(--rucf-muted, rgba(245,245,246,.56));
	--sc-dim:     var(--rucf-dim, rgba(245,245,246,.34));
	--sc-line:    var(--rucf-line, rgba(245,245,246,.13));
	--sc-line-hi: var(--rucf-line-hi, rgba(245,245,246,.28));
	--sc-surface: var(--rucf-surface, #0c0c0e);
	--sc-invert:  var(--rucf-invert, #f4f4f5);
	--sc-radius:  var(--rucf-radius-sm, 16px);
	--sc-ease:    cubic-bezier(.22,.61,.21,1);

	color: var(--sc-text);
	font-family: var(--rucf-font, "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif);
	line-height: 1.6;
	container-type: inline-size;
	letter-spacing: -0.005em;
}
.rucf-sc *, .rucf-sc *::before, .rucf-sc *::after { box-sizing: border-box; }
.rucf-sc-ico { width: 1em; height: 1em; flex: 0 0 auto; stroke: currentColor; fill: none; stroke-width: 1.5; }

/* boot / noscript */
.rucf-sc-boot { display: flex; align-items: center; gap: .7rem; justify-content: center; padding: 2rem; color: var(--sc-muted); }
.rucf-sc-spinner { width: 18px; height: 18px; border-radius: 50%; border: 1.5px solid var(--sc-line); border-top-color: #fff; animation: rucf-sc-spin .8s linear infinite; }
@keyframes rucf-sc-spin { to { transform: rotate(360deg); } }
.rucf-sc-noscript { padding: 1.4rem; border: 1px solid var(--sc-line); border-radius: var(--sc-radius); color: var(--sc-muted); }

/* header */
.rucf-sc-head { text-align: center; margin-bottom: 1.6rem; }
.rucf-sc-head h3 { font-size: clamp(1.3rem, 3vw, 1.8rem); margin: 0 0 .4rem; font-weight: 600; text-transform: uppercase; letter-spacing: -0.01em; }
.rucf-sc-head p { color: var(--sc-muted); margin: 0 auto; max-width: 54ch; }

/* progress steps */
.rucf-sc-steps { display: flex; align-items: center; justify-content: center; gap: .4rem; margin: 0 auto 1.6rem; flex-wrap: wrap; }
.rucf-sc-step { display: flex; align-items: center; }
.rucf-sc-dot {
	width: 32px; height: 32px; border-radius: 50%; display: grid; place-items: center;
	font-size: .82rem; font-weight: 600; border: 1px solid var(--sc-line); color: var(--sc-muted);
	transition: all .3s var(--sc-ease);
}
.rucf-sc-dot .rucf-sc-ico { width: 15px; height: 15px; }
.rucf-sc-step.is-active .rucf-sc-dot { background: #fff; color: #000; border-color: #fff; }
.rucf-sc-step.is-done .rucf-sc-dot { border-color: var(--sc-line-hi); color: #fff; }
.rucf-sc-line { width: 22px; height: 1px; background: var(--sc-line); }
.rucf-sc-step.is-done + .rucf-sc-line { background: var(--sc-line-hi); }

/* panel */
.rucf-sc-panel {
	border: 1px solid var(--sc-line); border-radius: var(--sc-radius); padding: clamp(1.2rem, 3vw, 2rem);
	animation: rucf-sc-in .45s var(--sc-ease) both;
}
@keyframes rucf-sc-in { from { opacity: 0; transform: translateY(10px); } }

/* dimension screen */
.rucf-sc-dim-head { display: flex; align-items: center; gap: .9rem; margin-bottom: 1.2rem; }
.rucf-sc-dim-emoji { flex: 0 0 auto; width: 54px; height: 54px; display: grid; place-items: center; border-radius: 14px; border: 1px solid var(--sc-line); color: #fff; }
.rucf-sc-dim-emoji .rucf-sc-ico { width: 24px; height: 24px; stroke-width: 1.4; }
.rucf-sc-dim-head h4 { margin: 0; font-size: 1.15rem; text-transform: uppercase; letter-spacing: -0.01em; }
.rucf-sc-dim-head p { margin: .2rem 0 0; color: var(--sc-muted); font-size: .9rem; }

.rucf-sc-layout { display: grid; grid-template-columns: 1.3fr .9fr; gap: 1.6rem; align-items: start; }

.rucf-sc-q { margin-bottom: 1.3rem; }
.rucf-sc-q-label { display: flex; justify-content: space-between; gap: 1rem; align-items: baseline; margin-bottom: .5rem; font-size: .95rem; }
.rucf-sc-q-val { font-weight: 700; font-variant-numeric: tabular-nums; min-width: 2.4ch; text-align: right; }

/* range slider (monochrome) */
.rucf-sc-range { -webkit-appearance: none; appearance: none; width: 100%; height: 6px; border-radius: 999px; background: rgba(255,255,255,.12); outline: none; cursor: pointer; }
.rucf-sc-range::-moz-range-track { height: 6px; border-radius: 999px; background: rgba(255,255,255,.12); }
.rucf-sc-range::-moz-range-progress { height: 6px; border-radius: 999px; background: #fff; }
.rucf-sc-range::-webkit-slider-thumb { -webkit-appearance: none; appearance: none; width: 20px; height: 20px; margin-top: -7px; border-radius: 50%; background: #fff; border: 4px solid #000; box-shadow: 0 0 0 1px rgba(255,255,255,.5); cursor: grab; transition: transform .15s; }
.rucf-sc-range::-moz-range-thumb { width: 16px; height: 16px; border-radius: 50%; background: #fff; border: 3px solid #000; box-shadow: 0 0 0 1px rgba(255,255,255,.5); cursor: grab; }
.rucf-sc-range:active::-webkit-slider-thumb { cursor: grabbing; transform: scale(1.12); }
.rucf-sc-range:focus-visible { box-shadow: 0 0 0 3px rgba(255,255,255,.35); }
.rucf-sc-scale { display: flex; justify-content: space-between; font-size: .72rem; color: var(--sc-dim); margin-top: .35rem; }

/* live radar aside */
.rucf-sc-aside { position: sticky; top: 1rem; text-align: center; padding: 1rem; border: 1px solid var(--sc-line); border-radius: 14px; }
.rucf-sc-aside canvas { width: 100%; max-width: 240px; height: auto; }
.rucf-sc-aside-label { font-size: .72rem; letter-spacing: .14em; text-transform: uppercase; color: var(--sc-dim); margin-bottom: .4rem; }

/* nav buttons */
.rucf-sc-nav { display: flex; justify-content: space-between; gap: 1rem; margin-top: 1.6rem; }
.rucf-sc-btn {
	display: inline-flex; align-items: center; gap: .5rem; padding: .8rem 1.4rem; border-radius: 999px;
	font-weight: 500; font-size: .95rem; cursor: pointer; border: 1px solid transparent; font-family: inherit;
	transition: transform .2s var(--sc-ease), background .2s, opacity .2s;
}
.rucf-sc-btn .rucf-sc-ico { width: 1.05rem; height: 1.05rem; }
.rucf-sc-btn:focus-visible { outline: 2px solid #fff; outline-offset: 2px; }
.rucf-sc-btn-primary { background: #fff; color: #000; }
.rucf-sc-btn-primary:hover { transform: translateY(-2px); }
.rucf-sc-btn-ghost { background: transparent; color: var(--sc-text); border-color: var(--sc-line-hi); }
.rucf-sc-btn-ghost:hover { border-color: #fff; transform: translateY(-2px); }
.rucf-sc-btn[disabled] { opacity: .45; cursor: not-allowed; }
.rucf-sc-btn-lg { padding: 1rem 1.9rem; font-size: 1.02rem; }

/* intro */
.rucf-sc-intro { text-align: center; padding: 1rem 0 .4rem; }
.rucf-sc-intro > p { color: var(--sc-muted); max-width: 50ch; margin: 0 auto; }
.rucf-sc-pills { display: flex; flex-wrap: wrap; gap: .5rem; justify-content: center; margin: 1.2rem 0 1.6rem; }
.rucf-sc-pill { display: inline-flex; align-items: center; gap: .4rem; font-size: .82rem; font-weight: 500; padding: .45rem .9rem; border-radius: 999px; border: 1px solid var(--sc-line); }
.rucf-sc-pill .rucf-sc-ico { width: 15px; height: 15px; }
.rucf-sc-input { width: 100%; max-width: 380px; margin: 0 auto 1.2rem; display: block; padding: .85rem 1rem; border-radius: 12px; background: transparent; border: 1px solid var(--sc-line); color: #fff; font: inherit; text-align: center; }
.rucf-sc-input:focus { outline: none; border-color: #fff; }

/* ---------------- results ---------------- */
.rucf-sc-result-top { display: grid; grid-template-columns: auto 1fr; gap: 1.8rem; align-items: center; margin-bottom: 1.8rem; }
.rucf-sc-gauge { position: relative; width: 168px; height: 168px; flex: 0 0 auto; }
.rucf-sc-gauge svg { transform: rotate(-90deg); width: 100%; height: 100%; }
.rucf-sc-gauge-num { position: absolute; inset: 0; display: grid; place-content: center; text-align: center; }
.rucf-sc-gauge-num b { font-size: 2.6rem; font-weight: 600; line-height: 1; font-variant-numeric: tabular-nums; }
.rucf-sc-gauge-num span { font-size: .7rem; color: var(--sc-muted); letter-spacing: .1em; text-transform: uppercase; }
.rucf-sc-grade { display: inline-flex; align-items: baseline; gap: .6rem; font-weight: 500; font-size: 1rem; padding: .4rem .9rem; border-radius: 999px; border: 1px solid var(--sc-line-hi); margin-bottom: .6rem; text-transform: uppercase; letter-spacing: .04em; }
.rucf-sc-grade b { font-size: 1.5rem; font-weight: 600; }
.rucf-sc-verdict { color: var(--sc-muted); margin: 0; }

.rucf-sc-result-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.6rem; align-items: start; }
.rucf-sc-radar-wrap { text-align: center; padding: 1rem; border: 1px solid var(--sc-line); border-radius: 14px; }
.rucf-sc-radar-wrap canvas { width: 100%; max-width: 320px; height: auto; }

.rucf-sc-bars .rucf-sc-bar { margin-bottom: 1rem; }
.rucf-sc-bar-top { display: flex; justify-content: space-between; font-size: .9rem; margin-bottom: .4rem; }
.rucf-sc-bar-top span:first-child { display: flex; gap: .5rem; align-items: center; }
.rucf-sc-bar-top span:first-child .rucf-sc-ico { width: 16px; height: 16px; color: var(--sc-muted); }
.rucf-sc-bar-top b { font-variant-numeric: tabular-nums; }
.rucf-sc-bar-track { height: 6px; border-radius: 999px; background: rgba(255,255,255,.12); overflow: hidden; }
.rucf-sc-bar-fill { height: 100%; border-radius: 999px; background: #fff; width: 0; transition: width 1.1s var(--sc-ease); }

/* recommendations */
.rucf-sc-recs { margin-top: 1.8rem; }
.rucf-sc-recs h4 { font-size: 1rem; margin: 0 0 .8rem; display: flex; align-items: center; gap: .5rem; text-transform: uppercase; letter-spacing: .02em; }
.rucf-sc-recs h4 .rucf-sc-ico { width: 18px; height: 18px; }
.rucf-sc-rec { display: flex; gap: .8rem; padding: 1rem; border: 1px solid var(--sc-line); border-radius: 12px; margin-bottom: .7rem; }
.rucf-sc-rec-icon { flex: 0 0 auto; width: 32px; height: 32px; border-radius: 9px; display: grid; place-items: center; border: 1px solid var(--sc-line); color: #fff; }
.rucf-sc-rec-icon .rucf-sc-ico { width: 17px; height: 17px; }
.rucf-sc-rec strong { display: block; text-transform: uppercase; font-size: .9rem; letter-spacing: .01em; }
.rucf-sc-rec span { color: var(--sc-muted); font-size: .92rem; }

/* lead capture */
.rucf-sc-lead { margin-top: 1.8rem; padding: 1.4rem; border-radius: 14px; border: 1px solid var(--sc-line-hi); }
.rucf-sc-lead h4 { margin: 0 0 .3rem; display: flex; align-items: center; gap: .5rem; text-transform: uppercase; }
.rucf-sc-lead h4 .rucf-sc-ico { width: 18px; height: 18px; }
.rucf-sc-lead p { margin: 0 0 1rem; color: var(--sc-muted); font-size: .92rem; }
.rucf-sc-lead-row { display: grid; grid-template-columns: 1fr 1fr auto; gap: .7rem; }
.rucf-sc-lead-row input { padding: .8rem 1rem; border-radius: 10px; background: transparent; border: 1px solid var(--sc-line); color: #fff; font: inherit; }
.rucf-sc-lead-row input:focus { outline: none; border-color: #fff; }
.rucf-sc-lead-msg { margin-top: .8rem; font-weight: 500; min-height: 1.2em; display: flex; align-items: center; gap: .4rem; }
.rucf-sc-lead-msg.is-ok { color: #fff; }
.rucf-sc-lead-msg.is-err { color: var(--sc-muted); }

/* responsive (container queries) */
@container (max-width: 720px) {
	.rucf-sc-layout, .rucf-sc-result-grid { grid-template-columns: 1fr; }
	.rucf-sc-result-top { grid-template-columns: 1fr; justify-items: center; text-align: center; }
	.rucf-sc-aside { position: static; }
	.rucf-sc-lead-row { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
	.rucf-sc-layout, .rucf-sc-result-grid { grid-template-columns: 1fr; }
	.rucf-sc-result-top { grid-template-columns: 1fr; }
	.rucf-sc-lead-row { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
	.rucf-sc-panel { animation: none; }
	.rucf-sc-bar-fill { transition: none; }
}