/* ==========================================================================
   ThermometerGuru — theme.css
   Tokens, layout, header, footer, prose.
   ========================================================================== */

:root {
	--tmg-primary: #0ea5e9;
	--tmg-accent:  #14b8a6;
	--tmg-dark:    #0f172a;
	--tmg-cta:     #f97316;
	--tmg-radius:  18px;

	--tmg-bg:        #fafbfc;
	--tmg-surface:   #ffffff;
	--tmg-surface-2: #f4f6f9;
	--tmg-text:      #0b1220;
	--tmg-muted:     #4d5a6d;
	--tmg-line:      rgba(15,23,42,.10);

	--tmg-glass-bg:    rgba(255,255,255,.07);
	--tmg-glass-line:  rgba(255,255,255,.14);
	--tmg-glass-text:  #eef2f7;

	--tmg-h-font: "Fraunces","Playfair Display",Georgia,serif;
	--tmg-b-font: "Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;

	--tmg-shadow-1: 0 1px 2px rgba(11,18,32,.08);
	--tmg-shadow-2: 0 12px 32px -16px rgba(11,18,32,.25);
	--tmg-shadow-3: 0 24px 60px -28px rgba(11,18,32,.4);

	--tmg-container-w: 1200px;
}

.tmg-mode-dark {
	--tmg-bg:        #07101e;
	--tmg-surface:   #0e1a2c;
	--tmg-surface-2: #112338;
	--tmg-text:      #eef2f7;
	--tmg-muted:     #9aa6b8;
	--tmg-line:      rgba(255,255,255,.08);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
	margin: 0;
	font-family: var(--tmg-b-font);
	color: var(--tmg-text);
	background: var(--tmg-bg);
	line-height: 1.6;
	-webkit-font-smoothing: antialiased;
}
a { color: var(--tmg-primary); text-decoration: none; }
a:hover { color: var(--tmg-cta); }
img, svg, video { max-width: 100%; height: auto; display: block; }
button { font: inherit; cursor: pointer; }

h1, h2, h3, h4, h5, h6 {
	font-family: var(--tmg-h-font);
	font-weight: 600;
	line-height: 1.15;
	letter-spacing: -.01em;
	margin: 0 0 .5em;
}
h1 { font-size: clamp(2rem, 4.5vw + 1rem, 3.6rem); }
h2 { font-size: clamp(1.6rem, 2.5vw + 1rem, 2.5rem); }
h3 { font-size: 1.25rem; }
p  { margin: 0 0 1em; }

.tmg-container { max-width: var(--tmg-container-w); margin: 0 auto; padding: 0 24px; }
.tmg-section { position: relative; }
.tmg-section-pad { padding: clamp(56px, 8vw, 120px) 0; }
.tmg-section-pad-sm { padding: clamp(32px, 5vw, 72px) 0; }

.tmg-section-cinematic { background: #0a1424; color: #eef2f7; overflow: hidden; }
.tmg-section-cinematic .tmg-section-title,
.tmg-section-cinematic h2,
.tmg-section-cinematic h3 { color: #eef2f7; }
.tmg-section-cinematic .tmg-section-sub,
.tmg-section-cinematic p { color: #b8c2d4; }

.tmg-section-head { text-align: center; margin: 0 auto 48px; max-width: 760px; }
.tmg-section-head-light { color: #eef2f7; }
.tmg-section-title { margin: 8px 0 12px; }
.tmg-section-sub { color: var(--tmg-muted); font-size: 1.05rem; margin: 0; }

.tmg-eyebrow {
	display: inline-flex; align-items: center; gap: 6px;
	font-size: 12px; font-weight: 600; text-transform: uppercase;
	letter-spacing: .12em; color: var(--tmg-primary);
}
.tmg-eyebrow-pulse .tmg-pulse-dot {
	width: 8px; height: 8px; border-radius: 50%;
	background: #f97316; box-shadow: 0 0 0 0 #f9731680;
	animation: tmg-pulse 1.8s infinite;
}
@keyframes tmg-pulse {
	0%   { box-shadow: 0 0 0 0 #f9731680; }
	70%  { box-shadow: 0 0 0 16px rgba(249,115,22,0); }
	100% { box-shadow: 0 0 0 0 rgba(249,115,22,0); }
}

/* ----- Buttons ----- */
.tmg-btn {
	display: inline-flex; align-items: center; gap: 8px;
	padding: 12px 18px;
	border-radius: 999px;
	font-weight: 600; font-size: .95rem;
	border: 1px solid transparent;
	transition: transform .18s ease, box-shadow .2s ease, background .2s ease;
	white-space: nowrap; line-height: 1;
	background: var(--tmg-surface); color: var(--tmg-text);
}
.tmg-btn:hover { transform: translateY(-1px); }
.tmg-btn-cta {
	background: linear-gradient(135deg, var(--tmg-cta), #fb923c);
	color: #fff;
	box-shadow: 0 8px 22px -8px rgba(249,115,22,.55);
}
.tmg-btn-cta:hover { color: #fff; box-shadow: 0 12px 30px -10px rgba(249,115,22,.7); }
.tmg-btn-ghost {
	background: transparent;
	border-color: var(--tmg-line);
	color: var(--tmg-text);
}
.tmg-section-cinematic .tmg-btn-ghost { color: #eef2f7; border-color: rgba(255,255,255,.18); }
.tmg-btn-lg { padding: 14px 22px; font-size: 1rem; }
.tmg-btn-block { width: 100%; justify-content: center; }

/* ----- Pills ----- */
.tmg-pill {
	display: inline-flex; align-items: center; gap: 4px;
	padding: 4px 10px; border-radius: 999px; font-size: .78rem;
	background: var(--tmg-surface-2); color: var(--tmg-text);
}
.tmg-pill-cta {
	background: linear-gradient(135deg, var(--tmg-cta), #fb923c); color: #fff;
}

/* "Best for X" use-case labels — surfaces product → environment fit. */
.tmg-use-cases {
	display: flex; gap: 4px; flex-wrap: wrap;
	margin: 6px 0 4px;
}
.tmg-use-case {
	display: inline-flex; align-items: center; gap: 4px;
	padding: 3px 9px; border-radius: 999px;
	font-size: .72rem; font-weight: 600;
	background: rgba(14, 165, 233, .1);
	color: var(--tmg-primary);
	border: 1px solid rgba(14, 165, 233, .22);
	white-space: nowrap;
}
.tmg-use-case-prefix {
	font-weight: 500;
	opacity: .7;
	letter-spacing: .04em;
	text-transform: uppercase;
	font-size: .62rem;
}
.tmg-section-cinematic .tmg-use-case {
	background: rgba(92, 209, 201, .12);
	color: #5cd1c9;
	border-color: rgba(92, 209, 201, .25);
}
.tmg-compare-table .tmg-use-cases { margin-top: 8px; }
.tmg-pbox .tmg-use-cases { margin-bottom: 10px; }

/* ----- Glass ----- */
.tmg-glass {
	background: var(--tmg-glass-bg);
	border: 1px solid var(--tmg-glass-line);
	color: var(--tmg-glass-text);
	backdrop-filter: blur(14px);
	-webkit-backdrop-filter: blur(14px);
	border-radius: var(--tmg-radius);
}

/* ----- Card deep stack ----- */
.tmg-card-deep {
	background: var(--tmg-surface);
	border: 1px solid var(--tmg-line);
	border-radius: var(--tmg-radius);
	box-shadow: var(--tmg-shadow-2);
	overflow: hidden;
	position: relative;
}
.tmg-card-deep::before {
	content:""; position:absolute; inset:0; pointer-events:none;
	border-radius: inherit;
	box-shadow: inset 0 1px 0 rgba(255,255,255,.4);
}
.tmg-mode-dark .tmg-card-deep { background: var(--tmg-surface); }
.tmg-mode-dark .tmg-card-deep::before { box-shadow: inset 0 1px 0 rgba(255,255,255,.06); }

/* ----- Grid utilities ----- */
.tmg-grid { display: grid; gap: 24px; }
.tmg-grid-3 { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.tmg-grid-4 { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }

/* ----- Header ----- */
.tmg-utility {
	background: var(--tmg-dark); color: #d6e0f0;
	font-size: 12px; padding: 8px 0; text-align: center;
	letter-spacing: .04em;
}
.tmg-header {
	position: sticky; top: 0; z-index: 60;
	background: rgba(255,255,255,.85);
	backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
	border-bottom: 1px solid var(--tmg-line);
}
.tmg-mode-dark .tmg-header { background: rgba(7,16,30,.8); }
.tmg-header-inner {
	display: flex; align-items: center; gap: 24px; min-height: 64px;
}
.tmg-brand { flex: 0 0 auto; }
.tmg-brand-mark {
	display: inline-flex; align-items: center; gap: 10px;
	color: var(--tmg-text);
}
.tmg-brand-glyph {
	display: inline-grid; place-items: center;
	width: 36px; height: 36px;
	background: linear-gradient(135deg, var(--tmg-primary), var(--tmg-accent));
	color: #fff; border-radius: 10px;
}
.tmg-brand-name { font-family: var(--tmg-h-font); font-weight: 700; font-size: 1.1rem; }
.tmg-nav { flex: 1 1 auto; }
.tmg-menu {
	list-style: none; margin: 0; padding: 0;
	display: flex; gap: 6px; align-items: center; flex-wrap: wrap;
}
.tmg-menu > li > a, .tmg-menu .tmg-nav-link {
	color: var(--tmg-text); padding: 8px 12px; border-radius: 8px;
	font-weight: 500; font-size: .95rem;
}
.tmg-menu > li > a:hover { background: var(--tmg-surface-2); color: var(--tmg-cta); }
.tmg-submenu {
	display: none; position: absolute; background: var(--tmg-surface);
	border: 1px solid var(--tmg-line); border-radius: 12px; padding: 6px;
	box-shadow: var(--tmg-shadow-3); min-width: 220px;
}
.tmg-menu > li { position: relative; }
.tmg-menu > li:hover > .tmg-submenu { display: block; }
.tmg-header-tools { display: flex; gap: 8px; align-items: center; }
.tmg-iconbtn {
	display: inline-grid; place-items: center;
	width: 40px; height: 40px;
	border-radius: 999px; background: transparent;
	border: 1px solid var(--tmg-line); color: var(--tmg-text);
}
.tmg-iconbtn:hover { background: var(--tmg-surface-2); }
.tmg-mobile-toggle { display: none; }
.tmg-search-bar { padding: 16px 0; border-top: 1px solid var(--tmg-line); }

/* ----- Footer ----- */
.tmg-footer {
	background: var(--tmg-dark); color: #cfd8e7;
	padding: 64px 0 0;
	margin-top: 80px;
}
.tmg-footer-grid {
	display: grid; gap: 48px;
	grid-template-columns: 1.2fr 2fr;
}
.tmg-footer-cols { display: grid; gap: 32px; grid-template-columns: repeat(3, minmax(0, 1fr)); }
.tmg-footer h4 { color: #fff; margin-bottom: 12px; font-family: var(--tmg-b-font); font-size: .95rem; text-transform: uppercase; letter-spacing: .1em; }
.tmg-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.tmg-footer a { color: #cfd8e7; }
.tmg-footer a:hover { color: var(--tmg-cta); }
.tmg-footer-about { color: #93a3bb; max-width: 380px; }
.tmg-socials { list-style: none; padding: 0; margin: 16px 0 0; display: flex; gap: 16px; }
.tmg-footer-widgets { padding: 32px 0; border-top: 1px solid rgba(255,255,255,.08); }
.tmg-footer-base {
	margin-top: 48px; padding: 16px 0; border-top: 1px solid rgba(255,255,255,.08);
}
.tmg-footer-base .tmg-container {
	display: flex; justify-content: space-between; gap: 16px; align-items: center; flex-wrap: wrap;
}
.tmg-footer-menu { display: flex; gap: 16px; list-style: none; padding: 0; margin: 0; }

/* ----- Prose ----- */
.tmg-prose { font-size: 1.075rem; line-height: 1.75; color: var(--tmg-text); }
.tmg-prose h2 { margin-top: 1.6em; }
.tmg-prose h3 { margin-top: 1.4em; }
.tmg-prose img { border-radius: 12px; box-shadow: var(--tmg-shadow-2); margin: 24px 0; }
.tmg-prose a { color: var(--tmg-primary); text-decoration: underline; text-underline-offset: 3px; }
.tmg-prose ul, .tmg-prose ol { padding-left: 1.4em; }
.tmg-prose blockquote {
	border-left: 4px solid var(--tmg-cta);
	padding: 12px 20px; background: var(--tmg-surface-2);
	border-radius: 0 12px 12px 0;
	font-family: var(--tmg-h-font); font-size: 1.2rem; font-style: italic;
}

/* ----- Article layout ----- */
.tmg-article-hero { padding: 56px 0 24px; background: var(--tmg-surface-2); }
.tmg-article-title { margin: 6px 0 12px; }
.tmg-article-dek { color: var(--tmg-muted); max-width: 720px; }
.tmg-article-feature { max-width: 1200px; margin: 0 auto 32px; }
.tmg-article-feature-img { width: 100%; height: auto; border-radius: 0; }
.tmg-article-grid {
	display: grid; gap: 40px;
	grid-template-columns: 280px 1fr;
	padding: 24px 0;
}

@media (max-width: 960px) {
	.tmg-article-grid { grid-template-columns: 1fr; }
	.tmg-article-toc { order: 2; }
}

/* ----- Disclosure box ----- */
.tmg-disclosure {
	background: linear-gradient(135deg, rgba(14,165,233,.08), rgba(20,184,166,.06));
	border: 1px solid rgba(14,165,233,.2);
	border-left: 3px solid var(--tmg-primary);
	padding: 12px 16px; border-radius: 12px;
	margin: 0 0 24px;
	font-size: .92rem;
}

/* ----- Breadcrumbs ----- */
.tmg-breadcrumbs ol {
	display: flex; gap: 6px; flex-wrap: wrap;
	list-style: none; padding: 0; margin: 0 0 12px;
	font-size: .85rem; color: var(--tmg-muted);
}
.tmg-breadcrumbs a { color: var(--tmg-muted); }
.tmg-bc-sep { margin: 0 6px; opacity: .5; }
.tmg-section-cinematic .tmg-breadcrumbs ol,
.tmg-section-cinematic .tmg-breadcrumbs a { color: #93a3bb; }

/* ----- Search form ----- */
.tmg-searchform {
	display: flex; align-items: center; gap: 8px;
	background: var(--tmg-surface); border: 1px solid var(--tmg-line);
	padding: 6px 6px 6px 14px; border-radius: 999px;
	max-width: 600px; margin: 0 auto;
}
.tmg-searchform input { flex: 1; border: 0; outline: none; background: transparent; padding: 8px; color: var(--tmg-text); font-size: 1rem; }
.tmg-searchform-glyph { color: var(--tmg-muted); display: inline-grid; place-items: center; }

/* ----- Skip link ----- */
.skip-link { position: absolute; left: -9999px; top: -9999px; }
.skip-link:focus { left: 16px; top: 16px; padding: 8px 16px; background: var(--tmg-cta); color: #fff; border-radius: 8px; z-index: 999; }
.screen-reader-text { position: absolute; clip: rect(1px,1px,1px,1px); width: 1px; height: 1px; overflow: hidden; }

/* ----- Mobile ----- */
@media (max-width: 800px) {
	.tmg-mobile-toggle { display: inline-grid; }
	.tmg-nav { display: none; }
	.tmg-nav.is-open {
		display: block; position: absolute;
		left: 0; right: 0; top: 100%;
		background: var(--tmg-surface); border-top: 1px solid var(--tmg-line);
		padding: 16px;
	}
	.tmg-nav.is-open .tmg-menu { flex-direction: column; align-items: stretch; }
	.tmg-header-cta { display: none; }
	.tmg-footer-grid { grid-template-columns: 1fr; }
	.tmg-footer-cols { grid-template-columns: repeat(2, 1fr); }
}