/* Sound Decibel Meter */
.wpsdm-app {
	--wpsdm-radius-sm: 10px;
	--wpsdm-radius-md: 16px;
	--wpsdm-radius-lg: 24px;
	--wpsdm-shadow: 0 20px 50px rgba(15, 23, 42, .10);
	--wpsdm-shadow-sm: 0 8px 24px rgba(15, 23, 42, .08);
	box-sizing: border-box;
	max-width: 1180px;
	margin: 32px auto;
	padding: 24px;
	color: var(--wpsdm-text);
	background: linear-gradient(145deg, #fff 0%, var(--wpsdm-background) 100%);
	border: 1px solid rgba(124, 58, 237, .12);
	border-radius: 28px;
	font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
	line-height: 1.6;
	box-shadow: var(--wpsdm-shadow);
}
.wpsdm-app *, .wpsdm-app *::before, .wpsdm-app *::after { box-sizing: border-box; }
.wpsdm-app h1, .wpsdm-app h2, .wpsdm-app p { margin-top: 0; }
.wpsdm-app h1 { margin-bottom: 10px; color: var(--wpsdm-primary); font-size: clamp(2rem, 5vw, 3.5rem); line-height: 1.05; letter-spacing: -.04em; }
.wpsdm-app h2 { margin-bottom: 4px; color: var(--wpsdm-text); font-size: 1.05rem; line-height: 1.3; }
.wpsdm-hero { display: flex; flex-direction: column; gap: 18px; margin-bottom: 24px; padding: 8px; }
.wpsdm-eyebrow { margin-bottom: 8px; color: var(--wpsdm-accent); font-size: .78rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.wpsdm-subtitle { max-width: 760px; margin-bottom: 0; color: var(--wpsdm-muted); font-size: 1.05rem; }
.wpsdm-privacy, .wpsdm-status { display: inline-flex; align-items: center; width: fit-content; gap: 8px; border-radius: 999px; font-size: .8rem; font-weight: 750; }
.wpsdm-privacy { padding: 9px 13px; color: #166534; background: #DCFCE7; }
.wpsdm-status { flex: 0 0 auto; padding: 7px 11px; color: var(--wpsdm-primary); background: #E0E7FF; }
.wpsdm-status[data-state="active"] { color: #166534; background: #DCFCE7; }
.wpsdm-status[data-state="error"] { color: #991B1B; background: #FEE2E2; }
.wpsdm-layout, .wpsdm-results-column { display: grid; gap: 20px; }
.wpsdm-input-column, .wpsdm-results-column { min-width: 0; }
.wpsdm-card { padding: 20px; background: rgba(255,255,255,.95); border: 1px solid var(--wpsdm-border); border-radius: var(--wpsdm-radius-lg); box-shadow: var(--wpsdm-shadow-sm); }
.wpsdm-main-result { position: relative; overflow: hidden; border-color: rgba(124,58,237,.25); }
.wpsdm-main-result::before { position: absolute; inset: 0 0 auto; height: 5px; content: ""; background: linear-gradient(90deg, var(--wpsdm-success), var(--wpsdm-warning), var(--wpsdm-danger)); }
.wpsdm-heading { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; margin-bottom: 20px; }
.wpsdm-heading p { margin-bottom: 0; color: var(--wpsdm-muted); font-size: .88rem; }
.wpsdm-field + .wpsdm-field { margin-top: 18px; }
.wpsdm-field label { display: block; margin-bottom: 7px; color: var(--wpsdm-text); font-size: .91rem; font-weight: 750; }
.wpsdm-field small { display: block; margin-top: 6px; color: var(--wpsdm-muted); font-size: .78rem; line-height: 1.45; }
.wpsdm-app input, .wpsdm-app select, .wpsdm-app button { min-height: 48px; font: inherit; font-size: 16px; }
.wpsdm-app input, .wpsdm-app select { width: 100%; padding: 0 14px; color: var(--wpsdm-text); background: #fff; border: 1px solid var(--wpsdm-border); border-radius: var(--wpsdm-radius-sm); outline: 0; }
.wpsdm-app select { padding-right: 42px; line-height: 1.25; cursor: pointer; }
.wpsdm-app input:hover, .wpsdm-app select:hover { border-color: #94A3B8; }
.wpsdm-app input:focus-visible, .wpsdm-app select:focus-visible, .wpsdm-app button:focus-visible { outline: 3px solid rgba(124,58,237,.25); outline-offset: 2px; border-color: var(--wpsdm-accent); }
.wpsdm-app button:disabled { cursor: not-allowed; opacity: .55; }
.wpsdm-input-suffix { position: relative; }
.wpsdm-input-suffix input { padding-right: 52px; }
.wpsdm-input-suffix span { position: absolute; top: 50%; right: 15px; color: var(--wpsdm-muted); font-weight: 700; transform: translateY(-50%); pointer-events: none; }
.wpsdm-button-row { display: grid; gap: 10px; margin-top: 22px; }
.wpsdm-button { display: inline-flex; align-items: center; justify-content: center; gap: 9px; width: 100%; padding: 0 18px; border: 1px solid transparent; border-radius: 12px; font-weight: 800; line-height: 1.2; cursor: pointer; transition: transform .18s ease, box-shadow .18s ease; }
.wpsdm-button:hover { transform: translateY(-1px); }
.wpsdm-primary { color: #fff; background: linear-gradient(135deg, var(--wpsdm-primary), var(--wpsdm-accent)); box-shadow: 0 10px 22px rgba(124,58,237,.25); }
.wpsdm-secondary { margin-top: 18px; color: var(--wpsdm-primary); background: #EEF2FF; border-color: #C7D2FE; }
.wpsdm-ghost { color: var(--wpsdm-text); background: #fff; border-color: var(--wpsdm-border); }
.wpsdm-limitation { margin-top: 16px; padding: 12px 14px; color: #92400E; background: #FFFBEB; border: 1px solid #FDE68A; border-radius: 12px; font-size: .82rem; }
.wpsdm-alert { margin-top: 14px; padding: 12px 14px; color: #991B1B; background: #FEF2F2; border: 1px solid #FECACA; border-radius: 10px; font-size: .88rem; }
.wpsdm-current-label { padding-top: 10px; color: var(--wpsdm-muted); font-size: .78rem; font-weight: 800; letter-spacing: .1em; text-align: center; text-transform: uppercase; }
.wpsdm-reading { display: flex; align-items: baseline; justify-content: center; gap: 10px; color: var(--wpsdm-primary); }
.wpsdm-reading > span { font-size: clamp(4.5rem, 17vw, 8rem); font-weight: 900; line-height: 1.05; letter-spacing: -.07em; }
.wpsdm-reading small { color: var(--wpsdm-muted); font-size: 1.35rem; font-weight: 800; }
.wpsdm-category { display: table; margin: 4px auto 20px; padding: 7px 12px; color: var(--wpsdm-primary); background: #EEF2FF; border-radius: 999px; font-size: .84rem; font-weight: 800; }
.wpsdm-category[data-level="safe"] { color: #166534; background: #DCFCE7; }
.wpsdm-category[data-level="warn"] { color: #92400E; background: #FEF3C7; }
.wpsdm-category[data-level="danger"] { color: #991B1B; background: #FEE2E2; }
.wpsdm-gauge-labels { display: flex; justify-content: space-between; color: var(--wpsdm-muted); font-size: .72rem; font-weight: 700; }
.wpsdm-gauge-track { position: relative; height: 28px; margin-top: 6px; overflow: hidden; background: linear-gradient(90deg, #DCFCE7 0%, #FEF3C7 55%, #FDE68A 72%, #FEE2E2 100%); border-radius: 999px; }
.wpsdm-gauge-fill { position: absolute; inset: 0 auto 0 0; width: 0; background: rgba(23,37,84,.15); transition: width .1s linear; }
.wpsdm-gauge-marker { position: absolute; top: 3px; bottom: 3px; left: 0; width: 4px; background: var(--wpsdm-primary); border-radius: 4px; box-shadow: 0 0 0 3px rgba(255,255,255,.65); transform: translateX(-50%); transition: left .1s linear; }
.wpsdm-signal-card { margin-top: 18px; padding: 14px; background: var(--wpsdm-surface); border: 1px solid #E2E8F0; border-radius: 14px; }
.wpsdm-signal-head { display: flex; justify-content: space-between; gap: 10px; color: var(--wpsdm-muted); font-size: .8rem; font-weight: 750; }
.wpsdm-signal-head strong { color: var(--wpsdm-primary); }
.wpsdm-progress { height: 8px; margin-top: 8px; overflow: hidden; background: #E2E8F0; border-radius: 999px; }
.wpsdm-progress span { display: block; width: 0; height: 100%; background: linear-gradient(90deg, var(--wpsdm-accent), var(--wpsdm-success)); border-radius: inherit; transition: width .1s linear; }
.wpsdm-result-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 10px; margin-top: 18px; }
.wpsdm-result-grid > div { padding: 13px; background: var(--wpsdm-surface); border: 1px solid #E2E8F0; border-radius: 14px; }
.wpsdm-result-grid span, .wpsdm-calibration-status span { display: block; color: var(--wpsdm-muted); font-size: .74rem; font-weight: 750; }
.wpsdm-result-grid strong, .wpsdm-calibration-status strong { display: block; margin-top: 3px; color: var(--wpsdm-primary); font-size: 1rem; }
.wpsdm-calibration-status { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: 12px; padding: 13px; background: #F8FAFC; border: 1px solid #E2E8F0; border-radius: 14px; }
.wpsdm-calibration-status span, .wpsdm-calibration-status strong { margin: 0; }
.wpsdm-chart { display: block; width: 100%; height: 180px; background: linear-gradient(180deg,#F8FAFC,#fff); border: 1px solid #E2E8F0; border-radius: 14px; }
.wpsdm-text-button { min-height: 36px !important; padding: 0 4px; color: var(--wpsdm-accent); background: transparent; border: 0; font-size: .84rem !important; font-weight: 800; cursor: pointer; }
.wpsdm-history { display: grid; gap: 9px; }
.wpsdm-history-item { display: grid; grid-template-columns: 1fr auto; gap: 10px; padding: 12px 14px; background: var(--wpsdm-surface); border: 1px solid #E2E8F0; border-radius: 12px; }
.wpsdm-history-item strong { display: block; color: var(--wpsdm-primary); }
.wpsdm-history-item span, .wpsdm-empty { color: var(--wpsdm-muted); font-size: .8rem; }
.wpsdm-empty { margin-bottom: 0; }
@media (min-width:640px) {
	.wpsdm-app { padding: 32px; }
	.wpsdm-hero { flex-direction: row; align-items: flex-start; justify-content: space-between; }
	.wpsdm-button-row { grid-template-columns: 1.4fr .8fr; }
	.wpsdm-result-grid { grid-template-columns: repeat(4,minmax(0,1fr)); }
}
@media (min-width:960px) {
	.wpsdm-layout { grid-template-columns: minmax(320px,.8fr) minmax(0,1.2fr); align-items: start; }
	.wpsdm-input-column { position: sticky; top: 24px; }
}
@media (prefers-reduced-motion:reduce) {
	.wpsdm-app *, .wpsdm-app *::before, .wpsdm-app *::after { animation-duration:.01ms!important; animation-iteration-count:1!important; transition-duration:.01ms!important; }
}