:root {
	--accent: #F47441;
	--accent-2: #FFA65C;
	--blue: #4059B0;
	--blue-2: #19254D;
	--bg: #00050a;
	--glass: rgba(10, 14, 22, 0.55);
	--glass-border: rgba(255, 255, 255, 0.14);
	--text: #f5f6fa;
	--text-dim: rgba(245, 246, 250, 0.68);
	--radius: 20px;
}

* { box-sizing: border-box; }

html, body {
	margin: 0;
	padding: 0;
	background: var(--bg);
	color: var(--text);
	min-height: 100%;
}

body {
	font-family: "Manrope", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
	font-size: 15px;
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
	overflow-x: hidden;
	min-height: 100dvh;
	display: flex;
	flex-direction: column;
}

/* ---------- background ---------- */

.bg-layer {
	position: fixed;
	inset: 0;
	z-index: 0;
	overflow: hidden;
}

.bg-layer img {
	position: absolute;
	inset: 0;
	width: 100%;
	height: 100%;
	object-fit: cover;
	object-position: top;
	animation: pulseZoom 16s ease-in-out infinite;
	will-change: transform;
	filter: saturate(1.05);
}

.bg-layer::after {
	content: "";
	position: absolute;
	inset: 0;
	background:
		radial-gradient(ellipse 90% 60% at 50% 0%, rgba(0,5,10,0.05), rgba(0,5,10,0.38) 65%, rgba(0,5,10,0.5) 100%),
		linear-gradient(180deg, rgba(0,5,10,0.1) 0%, rgba(0,5,10,0.28) 60%, rgba(0,5,10,0.48) 100%);
}

@keyframes pulseZoom {
	0%, 100% { transform: scale(1); }
	50% { transform: scale(1.1); }
}

/* ---------- layout shell ---------- */

.site-header {
	position: relative;
	z-index: 5;
	display: flex;
	justify-content: center;
	padding: 28px 20px 10px;
}

.site-header img {
	width: 190px;
	filter: drop-shadow(0 4px 18px rgba(0,0,0,0.55));
}

main {
	position: relative;
	z-index: 5;
	flex: 1;
	display: flex;
	flex-direction: column;
	align-items: center;
	padding: 10px 16px 40px;
}

/* ---------- quick menu (cross-page nav) ---------- */

.quick-menu {
	position: fixed;
	top: 22px;
	left: 22px;
	z-index: 50;
	display: flex;
	flex-direction: column;
	gap: 14px;
}

.quick-menu a {
	text-decoration: none;
	text-align: center;
	display: block;
}

.quick-menu span {
	display: block;
	font-size: 11.5px;
	font-weight: 500;
	margin-top: 6px;
	color: var(--text-dim);
}

.quick-menu .icon-box {
	display: inline-flex;
	width: 48px;
	height: 48px;
	align-items: center;
	justify-content: center;
	background-image: linear-gradient(325deg, var(--accent) 0%, var(--accent-2) 100%);
	box-shadow:
		0 0 20px rgba(244, 115, 64, 0.5),
		0 5px 5px -1px rgba(244, 115, 64, 0.25),
		inset 4px 4px 8px rgba(255, 166, 92, 0.5),
		inset -4px -4px 8px rgba(244, 115, 64, 0.35);
	border-radius: 50%;
	transition: transform 0.2s ease;
}

.quick-menu a:hover .icon-box { transform: scale(1.06); }

.quick-menu .icon-box.blue {
	background-image: linear-gradient(325deg, var(--blue-2) 0%, #2B3A7A 40%, var(--blue) 70%, var(--blue-2) 100%);
	box-shadow: 0 0 20px rgba(64, 89, 176, 0.5), 0 5px 5px -1px rgba(43, 58, 122, 0.25);
}

.quick-menu .icon-box img { width: 22px; height: 22px; object-fit: contain; }
.quick-menu .icon-box svg { width: 20px; height: 20px; color: #fff; }

@media (max-width: 480px) {
	.quick-menu .icon-box { width: 42px; height: 42px; }
	.quick-menu span { font-size: 10px; }
	main.has-quick-menu { padding-top: 46px; }
}

/* ---------- page shell ---------- */

.page {
	width: 100%;
	max-width: 480px;
	display: flex;
	flex-direction: column;
	align-items: center;
	animation: fadeUp 0.45s ease;
}

@keyframes fadeUp {
	from { opacity: 0; transform: translateY(14px); }
	to { opacity: 1; transform: translateY(0); }
}

.card {
	width: 100%;
	background: var(--glass);
	border: 1px solid var(--glass-border);
	backdrop-filter: blur(18px);
	-webkit-backdrop-filter: blur(18px);
	border-radius: var(--radius);
	padding: 30px 26px 32px;
	box-shadow: 0 20px 60px rgba(0,0,0,0.45);
}

.card h1 {
	font-size: 20px;
	font-weight: 700;
	margin: 0 0 6px;
	text-align: center;
	letter-spacing: 0.01em;
}

.card p.sub {
	margin: 0 0 22px;
	text-align: center;
	color: var(--text-dim);
	font-size: 13.5px;
}

/* ---------- shared inputs / buttons ---------- */

.field-row {
	display: flex;
	flex-wrap: wrap;
	gap: 12px;
	justify-content: center;
	align-items: center;
}

input[type=number] {
	background: rgba(0,0,0,0.28);
	backdrop-filter: blur(5px);
	color: #fff;
	height: 52px;
	width: 110px;
	border-radius: 14px;
	font-size: 20px;
	text-align: center;
	border: 1px solid rgba(255,255,255,0.18);
	font-family: inherit;
	-moz-appearance: textfield;
}
input[type=number]:focus { outline: none; box-shadow: 0 0 0 2px rgba(244,116,65,0.55); }
input[type=number]::-webkit-outer-spin-button,
input[type=number]::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }

.btn {
	cursor: pointer;
	border: none;
	font-family: inherit;
	padding: 0.95em 1.5em;
	font-weight: 600;
	font-size: 15px;
	border-radius: 14px;
	line-height: 1.3;
	background-size: 280% auto;
	transition: background-position 0.6s ease, transform 0.15s ease, opacity 0.2s ease;
	color: #fff;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	text-decoration: none;
}
.btn:active { transform: scale(0.97); }
.btn:disabled { opacity: 0.4; cursor: not-allowed; transform: none; }

.btn-primary {
	background-image: linear-gradient(325deg, var(--blue-2) 0%, #2B3A7A 40%, var(--blue) 70%, var(--blue-2) 100%);
	box-shadow: 0 0 20px rgba(64, 89, 176, 0.5), 0 5px 5px -1px rgba(43, 58, 122, 0.25);
}
.btn-primary:hover { background-position: right top; }

.btn-accent {
	background-image: linear-gradient(325deg, var(--accent) 0%, var(--accent-2) 55%, var(--accent) 90%);
	box-shadow: 0 0 20px rgba(244, 115, 64, 0.5), 0 5px 5px -1px rgba(244, 115, 64, 0.25);
}
.btn-accent:hover { background-position: right top; }

.btn-ghost {
	background: rgba(255,255,255,0.06);
	border: 1px solid var(--glass-border);
	box-shadow: none;
}
.btn-ghost:hover { background: rgba(255,255,255,0.12); }

.btn-icon {
	padding: 0.85em;
	border-radius: 12px;
	width: 46px;
	height: 46px;
	display: inline-flex;
	align-items: center;
	justify-content: center;
}
.btn-icon svg { width: 18px; height: 18px; }

/* ---------- timer panel ---------- */

.presets {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
	justify-content: center;
	margin-top: 14px;
}

.chip {
	cursor: pointer;
	border: 1px solid var(--glass-border);
	background: rgba(255,255,255,0.05);
	color: var(--text-dim);
	font-family: inherit;
	font-size: 12.5px;
	font-weight: 600;
	padding: 7px 14px;
	border-radius: 999px;
	transition: all 0.2s ease;
}
.chip:hover { background: rgba(255,255,255,0.12); color: #fff; }
.chip.active {
	background: rgba(244,115,64,0.18);
	border-color: rgba(244,115,64,0.55);
	color: #FFB88A;
}

.timer-box {
	display: flex;
	margin: 30px auto 6px;
	justify-content: center;
	position: relative;
	width: 220px;
	height: 220px;
}

.progress-circle {
	transform: rotate(-90deg);
	display: block;
	width: 100%;
	height: 100%;
}

.progress-circle .bg { stroke: rgba(255,255,255,0.09); }

.progress-circle .progress {
	stroke: url(#ringGradient);
	stroke-linecap: round;
	stroke-dasharray: 621.6;
	stroke-dashoffset: 621.6;
	transition: stroke-dashoffset 0.12s linear;
}

.timer-display {
	position: absolute;
	inset: 0;
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	font-size: 52px;
	font-weight: 700;
	font-variant-numeric: tabular-nums;
	text-shadow: 0 0 24px rgba(244,115,64,0.25);
}

.timer-display .finish {
	font-size: 22px;
	font-weight: 700;
	letter-spacing: 0.06em;
	color: var(--accent);
}

.timer-display.warning { color: var(--accent); animation: scalePulse 0.6s infinite; }

@keyframes scalePulse {
	0%, 100% { transform: scale(1); }
	50% { transform: scale(1.08); }
}

.timer-actions {
	display: flex;
	align-items: center;
	gap: 18px;
	justify-content: center;
	margin-top: 24px;
}

.icon-btn {
	appearance: none;
	cursor: pointer;
	border: none;
	border-radius: 50%;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	color: #fff;
	transition: transform 0.15s ease, background 0.2s ease, box-shadow 0.2s ease;
}
.icon-btn:active { transform: scale(0.93); }

.icon-btn-reset {
	width: 52px;
	height: 52px;
	background: rgba(255,255,255,0.06);
	border: 1px solid var(--glass-border);
}
.icon-btn-reset:hover { background: rgba(255,255,255,0.14); }
.icon-btn-reset svg { width: 21px; height: 21px; }

.icon-btn-play {
	width: 74px;
	height: 74px;
	background-image: linear-gradient(325deg, var(--accent) 0%, var(--accent-2) 55%, var(--accent) 90%);
	box-shadow:
		0 0 24px rgba(244, 115, 64, 0.55),
		0 6px 10px -2px rgba(244, 115, 64, 0.3),
		inset 4px 4px 8px rgba(255, 166, 92, 0.45),
		inset -4px -4px 8px rgba(244, 115, 64, 0.35);
}
.icon-btn-play svg { width: 28px; height: 28px; }
.icon-btn-play .icon-play { margin-left: 3px; }
.icon-btn-play .icon-pause { display: none; }
.icon-btn-play.is-running .icon-play { display: none; }
.icon-btn-play.is-running .icon-pause { display: block; }

.timer-hint {
	text-align: center;
	color: var(--text-dim);
	font-size: 12.5px;
	margin-top: 16px;
	min-height: 16px;
}

/* ---------- quiz panel ---------- */

.quiz-nav {
	display: flex;
	gap: 8px;
	justify-content: center;
	margin-top: 16px;
}

.quiz-count {
	text-align: center;
	color: var(--text-dim);
	font-size: 12px;
	margin-top: 12px;
}

.answer-box {
	margin-top: 22px;
	min-height: 110px;
	border-radius: 16px;
	background: rgba(0,0,0,0.25);
	border: 1px solid var(--glass-border);
	padding: 20px;
	text-align: center;
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	gap: 8px;
}

.answer-box .qnum {
	font-size: 12px;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	color: var(--text-dim);
}

.answer-box .answer {
	font-size: 23px;
	font-weight: 700;
	color: var(--accent-2);
}
.answer-box .answer::first-letter { text-transform: uppercase; }

.answer-box .placeholder {
	color: var(--text-dim);
	font-size: 13.5px;
}

.answer-box.pop { animation: popIn 0.35s ease; }
@keyframes popIn {
	from { opacity: 0; transform: scale(0.92); }
	to { opacity: 1; transform: scale(1); }
}

/* ---------- hub (pomocnik) ---------- */

.hub-cards {
	width: 100%;
	display: flex;
	flex-direction: column;
	gap: 16px;
}

.hub-card {
	display: flex;
	align-items: center;
	gap: 16px;
	text-decoration: none;
	color: var(--text);
	background: var(--glass);
	border: 1px solid var(--glass-border);
	backdrop-filter: blur(18px);
	-webkit-backdrop-filter: blur(18px);
	border-radius: var(--radius);
	padding: 22px 24px;
	box-shadow: 0 20px 60px rgba(0,0,0,0.45);
	transition: transform 0.2s ease, border-color 0.2s ease;
}

.hub-card:hover { transform: translateY(-3px); border-color: rgba(255,255,255,0.3); }

.hub-card .icon-box {
	flex: none;
	display: inline-flex;
	width: 56px;
	height: 56px;
	align-items: center;
	justify-content: center;
	border-radius: 50%;
	background-image: linear-gradient(325deg, var(--accent) 0%, var(--accent-2) 100%);
	box-shadow:
		0 0 20px rgba(244, 115, 64, 0.5),
		inset 4px 4px 8px rgba(255, 166, 92, 0.5),
		inset -4px -4px 8px rgba(244, 115, 64, 0.35);
}

.hub-card.blue .icon-box {
	background-image: linear-gradient(325deg, var(--blue-2) 0%, #2B3A7A 40%, var(--blue) 70%, var(--blue-2) 100%);
	box-shadow: 0 0 20px rgba(64, 89, 176, 0.5), inset 0 0 0 1px rgba(255,255,255,0.08);
}

.hub-card .icon-box img { width: 26px; height: 26px; object-fit: contain; }

.hub-card .hub-text h2 {
	margin: 0 0 4px;
	font-size: 17px;
	font-weight: 700;
}

.hub-card .hub-text p {
	margin: 0;
	font-size: 13px;
	color: var(--text-dim);
}

.hub-card .arrow {
	margin-left: auto;
	flex: none;
	opacity: 0.5;
	transition: transform 0.2s ease, opacity 0.2s ease;
}

.hub-card:hover .arrow { transform: translateX(4px); opacity: 1; }

/* ---------- footer ---------- */

footer {
	position: relative;
	z-index: 5;
	padding: 6px 16px 22px;
	text-align: center;
}

footer a {
	color: var(--text-dim);
	font-size: 12.5px;
	font-weight: 500;
	text-decoration: none;
}
footer a:hover { color: var(--accent-2); }
footer .credit { margin-top: 4px; font-size: 11px; color: rgba(255,255,255,0.4); }

@media (max-width: 480px) {
	.site-header img { width: 150px; }
	.card { padding: 24px 18px 26px; }
	.timer-box { width: 190px; height: 190px; }
	.timer-display { font-size: 44px; }
}