/* =====================================================================
   Matematičke igre
   ---------------------------------------------------------------------
   Variables fall back to literals, so the plugin looks right on the
   racunaj.me theme and still presentable on any other one.
   ===================================================================== */

.rmi-page {
	--rmi-text:   var(--text, #eef0ff);
	--rmi-soft:   var(--text-soft, #c3c7e8);
	--rmi-dim:    var(--text-dim, #9096c2);
	--rmi-blue:   var(--neon-blue, #4d7cff);
	--rmi-violet: var(--neon-violet, #b46bff);
	--rmi-gold:   #ffc866;
	--rmi-green:  #7ef0c2;
	--rmi-red:    #ff9ba6;
	--rmi-glass:  var(--glass-bg, rgba(255, 255, 255, 0.045));
	--rmi-brd:    var(--glass-brd, rgba(255, 255, 255, 0.10));
	--rmi-radius: var(--radius, 22px);
	--rmi-ease:   var(--ease, cubic-bezier(0.22, 1, 0.36, 1));
	--rmi-accent: var(--neon-blue, #4d7cff);
}

.rmi-container {
	width: 100%;
	max-width: var(--maxw, 1200px);
	margin-inline: auto;
	padding-inline: 24px;
}

.rmi-block { padding-block: clamp(36px, 5vw, 62px); }

/* ---------- hero ---------- */
.rmi-hero {
	position: relative;
	padding-top: clamp(96px, 10vw, 132px);
	padding-bottom: clamp(28px, 4vw, 46px);
	text-align: center;
}
.rmi-hero__title { margin: 0 0 12px; font-size: clamp(1.9rem, 4vw, 3rem); line-height: 1.1; }
.rmi-hero__lead { margin: 0 auto; max-width: 60ch; color: var(--rmi-soft); font-size: 1.05rem; }
.rmi-hero__note { margin: 14px auto 0; max-width: 60ch; color: var(--rmi-dim); font-size: 0.92rem; }

.rmi-eyebrow {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	margin-bottom: 16px;
	padding: 7px 14px;
	border-radius: 999px;
	border: 1px solid var(--rmi-brd);
	background: var(--rmi-glass);
	color: var(--rmi-soft);
	font-size: 0.82rem;
	font-weight: 600;
	letter-spacing: 0.16em;
	text-transform: uppercase;
}

.rmi-section__title { margin: 0 0 22px; font-size: clamp(1.3rem, 2.4vw, 1.7rem); }

/* ---------- buttons ---------- */
.rmi-btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 10px;
	padding: 13px 24px;
	border: 1px solid transparent;
	border-radius: 999px;
	font: inherit;
	font-size: 0.95rem;
	font-weight: 600;
	line-height: 1.2;
	text-decoration: none;
	cursor: pointer;
	transition: transform 0.3s var(--rmi-ease), box-shadow 0.3s var(--rmi-ease);
}
.rmi-btn--lg { padding: 15px 30px; font-size: 1rem; }
.rmi-btn--primary {
	color: #fff;
	background: linear-gradient(120deg, var(--rmi-blue) 0%, var(--rmi-violet) 100%);
	box-shadow: 0 12px 30px -10px rgba(120, 90, 255, 0.7);
}
.rmi-btn--primary:hover { transform: translateY(-2px); }
.rmi-btn--ghost {
	color: var(--rmi-text);
	background: var(--rmi-glass);
	border-color: var(--rmi-brd);
}
.rmi-btn:focus-visible { outline: 3px solid var(--rmi-gold); outline-offset: 3px; }

/* ---------- notices ---------- */
.rmi-alert {
	margin: 0 auto 20px;
	max-width: 62ch;
	padding: 13px 18px;
	border-radius: 14px;
	border: 1px solid var(--rmi-brd);
	background: var(--rmi-glass);
	color: var(--rmi-soft);
	font-size: 0.94rem;
}
.rmi-alert--warn { border-color: rgba(255, 200, 102, 0.45); color: #ffe2b5; }

.rmi-empty {
	padding: 30px;
	border-radius: var(--rmi-radius);
	border: 1px dashed var(--rmi-brd);
	background: rgba(255, 255, 255, 0.02);
	text-align: center;
	color: var(--rmi-soft);
}

.rmi-error {
	margin: 20px auto;
	max-width: 62ch;
	padding: 13px 18px;
	border-radius: 14px;
	border: 1px solid rgba(255, 130, 130, 0.45);
	background: rgba(255, 90, 90, 0.1);
	color: #ffc9c9;
	text-align: center;
}

/* ---------- the hub ---------- */
.rmi-grid {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
	gap: 22px;
	margin-bottom: 40px;
}

.rmi-card {
	position: relative;
	display: flex;
	flex-direction: column;
	gap: 12px;
	min-width: 0;
	padding: 26px;
	border-radius: var(--rmi-radius);
	border: 1px solid var(--rmi-brd);
	background:
		radial-gradient(360px 200px at 90% -10%, color-mix(in srgb, var(--rmi-accent) 22%, transparent), transparent 70%),
		var(--rmi-glass);
	transition: transform 0.4s var(--rmi-ease), border-color 0.4s var(--rmi-ease);
}
.rmi-card:hover { transform: translateY(-4px); border-color: color-mix(in srgb, var(--rmi-accent) 45%, transparent); }

/* color-mix is recent; this is the plain fallback for older engines. */
@supports not (color: color-mix(in srgb, red 50%, blue)) {
	.rmi-card { background: var(--rmi-glass); }
	.rmi-card:hover { border-color: rgba(155, 92, 255, 0.4); }
}

.rmi-card--soon { opacity: 0.72; }

.rmi-card__icon {
	display: grid;
	place-items: center;
	width: 52px;
	height: 52px;
	border-radius: 15px;
	border: 1px solid var(--rmi-brd);
	background: rgba(255, 255, 255, 0.05);
	color: var(--rmi-accent);
}
.rmi-card__icon svg { width: 26px; height: 26px; }

.rmi-card__title { margin: 0; font-size: 1.16rem; }
.rmi-card__text { margin: 0; color: var(--rmi-soft); font-size: 0.93rem; }

.rmi-card__facts { list-style: none; margin: 6px 0 0; padding: 0; display: grid; gap: 7px; }
.rmi-card__facts li { display: flex; justify-content: space-between; gap: 12px; font-size: 0.86rem; }
.rmi-card__factlabel { color: var(--rmi-dim); }
.rmi-card__factvalue { color: var(--rmi-soft); text-align: right; }
.rmi-card__factvalue--best { color: var(--rmi-gold); font-weight: 700; }

.rmi-card__foot { margin-top: auto; padding-top: 8px; }

.rmi-state {
	display: inline-flex;
	padding: 9px 16px;
	border-radius: 999px;
	border: 1px dashed var(--rmi-brd);
	color: var(--rmi-dim);
	font-size: 0.85rem;
	font-weight: 600;
}
.rmi-state--soon { border-color: rgba(255, 200, 102, 0.4); color: var(--rmi-gold); }
.rmi-state--maint { border-color: rgba(255, 155, 166, 0.4); color: var(--rmi-red); }

/* ---------- history ---------- */
.rmi-history { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.rmi-history__row {
	display: flex;
	flex-wrap: wrap;
	gap: 8px 16px;
	align-items: center;
	justify-content: space-between;
	padding: 14px 18px;
	border-radius: 14px;
	border: 1px solid var(--rmi-brd);
	background: var(--rmi-glass);
}
.rmi-history__game { font-weight: 600; }
.rmi-history__meta { color: var(--rmi-dim); font-size: 0.86rem; }
.rmi-history__score { font-weight: 700; font-variant-numeric: tabular-nums; }
.rmi-history__score.is-best { color: var(--rmi-gold); }
.rmi-history__best {
	margin-left: 8px;
	padding: 2px 9px;
	border-radius: 999px;
	border: 1px solid rgba(255, 200, 102, 0.45);
	font-size: 0.72rem;
	text-transform: uppercase;
	letter-spacing: 0.08em;
}

/* ---------- setup ---------- */
.rmi-setup {
	max-width: 620px;
	margin: 26px auto 0;
	padding: clamp(20px, 3vw, 30px);
	border-radius: var(--rmi-radius);
	border: 1px solid var(--rmi-brd);
	background: var(--rmi-glass);
	text-align: left;
}
.rmi-setup__field { margin-bottom: 20px; }
.rmi-setup__label { display: block; margin-bottom: 9px; font-weight: 600; font-size: 0.9rem; }
.rmi-choices { display: flex; flex-wrap: wrap; gap: 9px; }
.rmi-choice {
	padding: 10px 17px;
	border-radius: 999px;
	border: 1px solid var(--rmi-brd);
	background: rgba(255, 255, 255, 0.04);
	color: var(--rmi-soft);
	font: inherit;
	font-size: 0.9rem;
	font-weight: 600;
	cursor: pointer;
	transition: border-color 0.25s var(--rmi-ease), color 0.25s var(--rmi-ease);
}
.rmi-choice.is-on { color: #fff; border-color: var(--rmi-accent); background: rgba(255, 255, 255, 0.09); }
.rmi-choice:focus-visible { outline: 3px solid var(--rmi-gold); outline-offset: 2px; }
.rmi-setup__meta { margin: 0 0 18px; color: var(--rmi-dim); font-size: 0.88rem; }
.rmi-setup__hint { margin: 14px 0 0; color: var(--rmi-dim); font-size: 0.85rem; }

/* ---------- the round ---------- */
.rmi-hud {
	display: flex;
	flex-wrap: wrap;
	gap: 10px;
	align-items: center;
	justify-content: space-between;
	margin-bottom: 14px;
}
.rmi-hud__count { margin: 0; color: var(--rmi-dim); font-size: 0.9rem; font-weight: 600; }
.rmi-hud__score { margin: 0; font-weight: 700; font-variant-numeric: tabular-nums; }

.rmi-timer { margin-bottom: 26px; }
.rmi-timer__track {
	height: 8px;
	border-radius: 999px;
	background: rgba(255, 255, 255, 0.07);
	overflow: hidden;
}
.rmi-timer__bar {
	height: 100%;
	width: 100%;
	border-radius: 999px;
	background: linear-gradient(90deg, var(--rmi-blue), var(--rmi-violet));
	transition: width 1s linear;
}
/* The number is the real indicator; the bar only repeats it. */
.rmi-timer__text { margin: 7px 0 0; color: var(--rmi-dim); font-size: 0.85rem; font-variant-numeric: tabular-nums; }

.rmi-question {
	padding: clamp(24px, 4vw, 40px);
	border-radius: var(--rmi-radius);
	border: 1px solid var(--rmi-brd);
	background: var(--rmi-glass);
	text-align: center;
	margin-bottom: 22px;
}
.rmi-question__topic { margin: 0 0 8px; color: var(--rmi-dim); font-size: 0.82rem; text-transform: uppercase; letter-spacing: 0.1em; }
.rmi-question__prompt { margin: 0 0 14px; color: var(--rmi-soft); font-size: 1.02rem; }
.rmi-question__math { font-size: clamp(1.7rem, 4.5vw, 2.6rem); line-height: 1.3; }

.rmi-answers {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 14px;
}

.rmi-answer {
	display: flex;
	align-items: center;
	gap: 14px;
	min-height: 76px;
	padding: 18px 20px;
	border-radius: 18px;
	border: 1px solid var(--rmi-brd);
	background: var(--rmi-glass);
	color: var(--rmi-text);
	font: inherit;
	font-size: 1.05rem;
	text-align: left;
	cursor: pointer;
	transition: transform 0.25s var(--rmi-ease), border-color 0.25s var(--rmi-ease);
}
.rmi-answer:hover:not(:disabled) { transform: translateY(-2px); border-color: var(--rmi-accent); }
.rmi-answer:focus-visible { outline: 3px solid var(--rmi-gold); outline-offset: 3px; }
.rmi-answer:disabled { cursor: default; }

.rmi-answer__key {
	display: grid;
	place-items: center;
	width: 34px;
	height: 34px;
	flex: none;
	border-radius: 10px;
	border: 1px solid var(--rmi-brd);
	background: rgba(255, 255, 255, 0.05);
	font-size: 0.9rem;
	font-weight: 700;
	color: var(--rmi-dim);
}
.rmi-answer__text { flex: 1; min-width: 0; }
.rmi-answer__mark { flex: none; font-size: 1.2rem; font-weight: 700; }

/*
 * Right and wrong carry a border, a background AND a symbol in .__mark, so
 * the state survives colour blindness and a black-and-white printout.
 */
.rmi-answer.is-right { border-color: var(--rmi-green); background: rgba(126, 240, 194, 0.12); }
.rmi-answer.is-right .rmi-answer__mark { color: var(--rmi-green); }
.rmi-answer.is-wrong { border-color: var(--rmi-red); background: rgba(255, 155, 166, 0.12); }
.rmi-answer.is-wrong .rmi-answer__mark { color: var(--rmi-red); }

.rmi-verdict { margin: 22px 0 6px; text-align: center; font-size: 1.1rem; font-weight: 700; min-height: 1.4em; }
.rmi-verdict.is-right { color: var(--rmi-green); }
.rmi-verdict.is-wrong { color: var(--rmi-red); }
.rmi-explain { margin: 0 0 22px; text-align: center; color: var(--rmi-soft); }

[data-rmi-next] { display: block; margin-inline: auto; }

/* ---------- the mute button ---------- */
.rmi-sound {
	display: inline-grid;
	place-items: center;
	width: 40px;
	height: 40px;
	padding: 0;
	border-radius: 12px;
	border: 1px solid var(--rmi-brd);
	background: var(--rmi-glass);
	color: var(--rmi-soft);
	cursor: pointer;
	transition: color 0.25s var(--rmi-ease), border-color 0.25s var(--rmi-ease);
}
.rmi-sound:hover { color: var(--rmi-text); border-color: var(--rmi-accent); }
.rmi-sound:focus-visible { outline: 3px solid var(--rmi-gold); outline-offset: 3px; }
.rmi-sound svg { width: 20px; height: 20px; display: block; }

/* One icon at a time; the state is also in aria-pressed and the label. */
.rmi-sound .rmi-sound__off { display: none; }
.rmi-sound.is-off { color: var(--rmi-dim); }
.rmi-sound.is-off .rmi-sound__on { display: none; }
.rmi-sound.is-off .rmi-sound__off { display: block; }

/* ---------- the last five seconds ---------- */
/*
 * Colour and motion are the third and fourth signals here. The number of
 * seconds is written next to the bar and the timeout says so in words, so a
 * player who sees neither colour nor movement still knows exactly where they
 * are.
 */
.rmi-timer.is-warning .rmi-timer__bar { background: linear-gradient(90deg, #ffb45c, var(--rmi-violet)); }
.rmi-timer.is-warning .rmi-timer__text { color: #ffcf9a; font-weight: 600; }

.rmi-timer.is-urgent .rmi-timer__bar { animation: rmi-pulse 1s ease-in-out infinite; }
.rmi-timer.is-urgent .rmi-timer__text { color: #ffb45c; }

.rmi-timer.is-last .rmi-timer__text {
	color: #ff9ba6;
	font-weight: 700;
	letter-spacing: 0.02em;
}

@keyframes rmi-pulse {
	0%, 100% { opacity: 1; }
	50% { opacity: 0.55; }
}

/* ---------- LaTeX that could not be typeset ---------- */
/*
 * Only ever applied by renderMath() when KaTeX is genuinely absent or threw.
 * Deliberately NOT a rule on [data-latex]: that attribute is on the element
 * KaTeX renders into, so styling or hiding it by attribute would hit the
 * working case as well.
 *
 * Visible on purpose. Raw source on a maths page is a fault, and it should
 * look like one to whoever is looking at the screen.
 */
.rmi-math--fallback {
	font-family: var(--font-mono, ui-monospace, Menlo, Consolas, monospace);
	font-size: 0.92em;
	padding: 0.15em 0.4em;
	border-radius: 8px;
	border: 1px dashed rgba(255, 155, 166, 0.5);
	background: rgba(255, 90, 90, 0.08);
	color: #ffc9c9;
}

.rmi-explain__math { margin: 0 0 22px; text-align: center; }

/* An empty prompt, topic or explanation takes no room at all. */
.rmi-question__topic[hidden],
.rmi-question__prompt[hidden],
.rmi-question__math[hidden],
.rmi-explain[hidden],
.rmi-explain__math[hidden] { display: none; }

/* ---------- result ---------- */
.rmi-result {
	max-width: 560px;
	margin-inline: auto;
	padding: clamp(28px, 4vw, 44px);
	border-radius: var(--rmi-radius);
	border: 1px solid rgba(255, 200, 102, 0.35);
	background:
		radial-gradient(420px 220px at 50% -10%, rgba(255, 200, 102, 0.14), transparent 70%),
		var(--rmi-glass);
	text-align: center;
}
.rmi-result__label { margin: 0; color: var(--rmi-dim); font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.12em; }
.rmi-result__score { margin: 6px 0 10px; font-size: clamp(2.6rem, 8vw, 4rem); font-weight: 800; font-variant-numeric: tabular-nums; }
.rmi-result__line { margin: 0 0 14px; color: var(--rmi-soft); }
.rmi-result__best {
	display: inline-block;
	margin: 0 0 12px;
	padding: 8px 18px;
	border-radius: 999px;
	border: 1px solid rgba(255, 200, 102, 0.5);
	color: var(--rmi-gold);
	font-weight: 700;
}
.rmi-result__points { margin: 0 0 10px; color: var(--rmi-green); font-size: 1.3rem; font-weight: 700; }
.rmi-result__note { margin: 0 0 14px; color: var(--rmi-dim); font-size: 0.88rem; }
.rmi-result__actions { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin-top: 8px; }

/* ---------- math ---------- */
.rmi-math { display: inline-block; }
.rmi-math--block { display: block; }

/* ---------- phone ---------- */
@media (max-width: 680px) {

	/* One answer per row: two columns make each target too small to hit. */
	.rmi-answers { grid-template-columns: 1fr; }
	.rmi-answer { min-height: 64px; }

	.rmi-grid { grid-template-columns: 1fr; }
	.rmi-choices { gap: 8px; }
	.rmi-choice { flex: 1 1 auto; text-align: center; }

	.rmi-result__actions .rmi-btn,
	[data-rmi-next] { width: 100%; }

	.rmi-history__row { flex-direction: column; align-items: flex-start; }

	/* Count on the left, mute and score on the right, still one row. */
	.rmi-hud { gap: 8px; }
	.rmi-hud__count { flex: 1 1 100%; order: -1; }
}

/* ---------- motion ---------- */
@media (prefers-reduced-motion: reduce) {
	.rmi-card,
	.rmi-answer,
	.rmi-btn,
	.rmi-choice { transition: none; }
	.rmi-card:hover,
	.rmi-answer:hover:not(:disabled),
	.rmi-btn--primary:hover { transform: none; }
	/* The bar still empties; it just stops sliding, and never pulses. */
	.rmi-timer__bar { transition: none; }
	.rmi-timer.is-urgent .rmi-timer__bar { animation: none; }
}