:root {
	--bg: #143c50;
	--surface: #f2f7f9;
	--accent: #50c8d2;
	--muted: #a7acb6;
	--danger: #e06e78;
	--warning: #ebaa0a;
	--text-dark: #143c50;
	--track: #d7e3ea;
	--card-radius: 16px;
	--pill-radius: 9999px;
	--shadow-lg: 0 18px 40px rgba(10, 28, 38, 0.16);
	--shadow-md: 0 10px 24px rgba(10, 28, 38, 0.12);
	--shadow-sm: 0 6px 14px rgba(10, 28, 38, 0.08);
	--ease-out-soft: 220ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

* {
	box-sizing: border-box;
}

html {
	-webkit-text-size-adjust: 100%;
}

body {
	margin: 0;
	min-height: 100vh;
	background:
		radial-gradient(circle at 20% -20%, rgba(80, 200, 210, 0.26), transparent 35%),
		radial-gradient(circle at 90% 10%, rgba(95, 145, 220, 0.26), transparent 30%),
		linear-gradient(160deg, #173d51 0%, #102f3f 100%);
	color: var(--surface);
	font-family: 'Lato', sans-serif;
	font-size: 16px;
	line-height: 1.7;
	letter-spacing: 0.01em;
}

img,
button {
	display: block;
}

button {
	font: inherit;
	cursor: pointer;
}

.app-shell {
	min-height: 100vh;
	display: grid;
	place-items: center;
	padding: 0;
}

.phone {
	width: min(100vw, 420px);
	min-height: 100vh;
	background: var(--surface);
	color: var(--text-dark);
	display: flex;
	flex-direction: column;
	position: relative;
	box-shadow: var(--shadow-lg);
	overflow: hidden;
}

.phone--onboarding {
	background: var(--bg);
	color: var(--surface);
}

.top-progress {
	background: linear-gradient(180deg, #183e52 0%, #143c50 100%);
	color: var(--accent);
	padding: 20px 24px 14px;
	display: flex;
	flex-direction: column;
	gap: 10px;
	box-shadow: inset 0 -1px 0 rgba(255, 255, 255, 0.08);
}

.top-progress__label-row {
	display: flex;
	justify-content: space-between;
	gap: 12px;
	font-family: 'Fira Mono', monospace;
	font-size: 13px;
	line-height: 1.5;
	text-transform: uppercase;
	letter-spacing: 0.06em;
}

.top-progress__label-row p {
	margin: 0;
	font-family: 'Fira Mono', monospace;
	font-size: 13px;
	line-height: 1.5;
	text-transform: uppercase;
	letter-spacing: 0.06em;
}

.progress-track {
	width: 100%;
	height: 4px;
	border-radius: 4px;
	background: rgba(242, 247, 249, 0.2);
	overflow: hidden;
}

.progress-fill {
	height: 100%;
	background: var(--accent);
	transition: width var(--ease-out-soft);
	box-shadow: 0 0 14px rgba(80, 200, 210, 0.4);
}

.content {
	padding: 24px 24px 30px;
	display: flex;
	flex-direction: column;
	gap: 22px;
	flex: 1;
}

.onboarding-screen {
	padding: 44px 24px 44px;
	gap: 30px;
}

.onboarding-hero,
.onboarding-details,
.onboarding-copy {
	display: flex;
	flex-direction: column;
	gap: 18px;
}

.onboarding-heading {
	display: flex;
	flex-direction: column;
	gap: 4px;
}

.onboarding-pill {
	background: var(--accent);
	color: var(--text-dark);
}

.onboarding-title {
	line-height: 0.95;
	letter-spacing: 0.02em;
	color: var(--surface);
	font-weight: 700;
	text-transform: uppercase;
}

.onboarding-subtitle {
	color: var(--surface);
	font-size: 19px;
	line-height: 1.4;
	font-weight: 600;
}

.onboarding-intro {
	color: var(--surface);
	font-size: 15px;
	line-height: 1.8;
}

.onboarding-card {
	background: linear-gradient(180deg, #f8fbfc 0%, #f2f7f9 100%);
	border-radius: var(--card-radius);
	padding: 24px;
	display: flex;
	flex-direction: column;
	gap: 16px;
	color: var(--text-dark);
	box-shadow: var(--shadow-md);
	border: 1px solid rgba(20, 60, 80, 0.08);
}

.onboarding-learn {
	border: 1px solid rgba(20, 60, 80, 0.22);
	border-radius: var(--card-radius);
	padding: 16px;
	display: flex;
	flex-direction: column;
	gap: 4px;
	background: rgba(242, 247, 249, 0.82);
}

.onboarding-list {
	padding-left: 18px;
	margin: 0;
	line-height: 1.7;
}

.onboarding-start {
	background: linear-gradient(180deg, #58d3dd 0%, #45c0cb 100%);
	color: var(--text-dark);
	margin-top: auto;
	box-shadow: var(--shadow-md);
}

.phase1-screen {
	padding: 0;
	gap: 0;
	background: var(--surface);
}

.phase1-top {
	background: linear-gradient(180deg, #173f53 0%, #143c50 100%);
	padding: 24px 24px 18px;
	display: flex;
	flex-direction: column;
	gap: 8px;
}

.phase1-meta {
	display: flex;
	justify-content: space-between;
	gap: 12px;
	font-family: 'Fira Mono', monospace;
	font-size: 13px;
	line-height: 1.5;
	text-transform: uppercase;
	color: #5f91dc;
	letter-spacing: 0.06em;
}

.phase1-meta p {
	margin: 0;
	font-family: 'Fira Mono', monospace;
	font-size: 13px;
	line-height: 1.5;
	text-transform: uppercase;
	letter-spacing: 0.06em;
}

.phase1-track {
	width: 100%;
	height: 4px;
	border-radius: 4px;
	overflow: hidden;
	background: rgba(242, 247, 249, 0.2);
}

.phase1-fill {
	width: 33%;
	height: 100%;
	background: #5f91dc;
}

.phase1-body {
	padding: 26px 24px 44px;
	display: flex;
	flex-direction: column;
	gap: 24px;
}

.phase1-heading {
	display: flex;
	flex-direction: column;
	gap: 8px;
	color: var(--text-dark);
}

.phase1-title {
	color: var(--text-dark);
	line-height: 0.96;
	letter-spacing: 0.02em;
	text-transform: uppercase;
}

.phase1-body .clip-label {
	background: #5f91dc;
}

.phase1-card {
	background: linear-gradient(180deg, #70dae3 0%, #50c8d2 100%);
	color: var(--text-dark);
	box-shadow: var(--shadow-md);
	border: 1px solid rgba(20, 60, 80, 0.12);
}


.phase1-action-btn {
	background: rgba(242, 247, 249, 0.86);
	color: var(--text-dark);
	border: 1px solid rgba(20, 60, 80, 0.62);
}

.phase1-action-btn:hover {
	background: linear-gradient(180deg, #143c50 0%, #0f3141 100%);
	color: var(--surface);
	box-shadow: var(--shadow-sm);
}

.phase1-tip {
	background: linear-gradient(180deg, #b5bac2 0%, #a7acb6 100%);
	color: var(--text-dark);
	box-shadow: var(--shadow-sm);
}

.phase2-screen {
	background: var(--surface);
	color: var(--text-dark);
	display: flex;
	flex-direction: column;
	min-height: 100%;
}

.phase2-upper,
.phase2-lower {
	background: linear-gradient(180deg, #173f53 0%, #143c50 100%);
	padding: 24px 24px 14px;
	display: flex;
	flex-direction: column;
	gap: 8px;
}

.phase2-upper__meta,
.phase2-lower__meta {
	display: flex;
	justify-content: space-between;
	align-items: flex-start;
	gap: 12px;
	font-family: 'Fira Mono', monospace;
	font-size: 13px;
	line-height: 1.5;
	text-transform: uppercase;
	letter-spacing: 0.06em;
}

.phase2-lower__meta p:first-child {
	white-space: nowrap;
	flex: 0 0 auto;
}

.phase2-lower__meta p:last-child {
	margin-left: auto;
	max-width: 72%;
	text-align: right;
	line-height: 1.35;
	text-wrap: balance;
}

.phase2-upper__meta p,
.phase2-lower__meta p {
	margin: 0;
	font-family: 'Fira Mono', monospace;
	font-size: 13px;
	line-height: 1.5;
	text-transform: uppercase;
	letter-spacing: 0.06em;
}

.phase2-upper__meta {
	color: #5f91dc;
}

.phase2-lower__meta {
	color: #50c8d2;
}

.phase2-upper__track {
	width: 100%;
	height: 4px;
	border-radius: 4px;
	overflow: hidden;
	background: rgba(242, 247, 249, 0.2);
}

.phase2-upper__fill {
	width: 66.6667%;
	height: 100%;
	background: #5f91dc;
}

.phase2-lower .segmented-track {
	gap: 4px;
}

.phase2-lower .segment {
	background: var(--surface);
}

.phase2-lower .segment.is-active {
	background: #50c8d2;
}

.phase2-content {
	padding-top: 24px;
	padding-bottom: 28px;
	gap: 20px;
}

.phase2-content .lead {
	text-wrap: balance;
}

.phase3-screen {
	background: var(--surface);
	color: var(--text-dark);
	display: flex;
	flex-direction: column;
	min-height: 100%;
}

.phase3-upper,
.phase3-lower {
	background: linear-gradient(180deg, #173f53 0%, #143c50 100%);
	padding: 24px 24px 14px;
	display: flex;
	flex-direction: column;
	gap: 8px;
}

.phase3-upper__meta,
.phase3-lower__meta {
	display: flex;
	justify-content: space-between;
	gap: 12px;
	font-family: 'Fira Mono', monospace;
	font-size: 13px;
	line-height: 1.5;
	text-transform: uppercase;
	letter-spacing: 0.06em;
}

.phase3-upper__meta p,
.phase3-lower__meta p {
	margin: 0;
	font-family: 'Fira Mono', monospace;
	font-size: 13px;
	line-height: 1.5;
	text-transform: uppercase;
	letter-spacing: 0.06em;
}

.phase3-upper__meta {
	color: #5f91dc;
}

.phase3-lower__meta {
	color: #50c8d2;
}

.phase3-upper__track {
	width: 100%;
	height: 4px;
	border-radius: 4px;
	overflow: hidden;
	background: rgba(242, 247, 249, 0.2);
}

.phase3-upper__fill {
	width: 100%;
	height: 100%;
	background: #5f91dc;
}

.phase3-lower .segment {
	background: var(--surface);
}

.phase3-lower .segment.is-active {
	background: #50c8d2;
}

.phase3-content {
	padding-top: 24px;
	padding-bottom: 28px;
	gap: 20px;
}

.pill {
	align-self: flex-start;
	padding: 5px 10px;
	border-radius: var(--pill-radius);
	background: linear-gradient(180deg, #6997df 0%, #5f91dc 100%);
	font-family: 'Fira Mono', monospace;
	font-size: 13px;
	line-height: 1.5;
	text-transform: uppercase;
	letter-spacing: 0.06em;
}

.clip-label {
	background: #50c8d2;
	color: var(--text-dark);
}

.title {
	margin: 0;
	font-family: 'Josefin Sans', sans-serif;
	font-size: 35px;
	line-height: 0.98;
	text-transform: uppercase;
	letter-spacing: 0.03em;
}

.lead,
.section-title {
	margin: 0;
	font-family: 'Josefin Sans', sans-serif;
	font-size: 17px;
	line-height: 1.45;
	font-weight: 700;
	letter-spacing: 0.01em;
	text-transform: uppercase;
}

.body,
.text {
	margin: 0;
	font-size: 15px;
	line-height: 1.8;
	text-transform: none;
}

.mono {
	font-family: 'Fira Mono', monospace;
	font-size: 13px;
	line-height: 1.8;
	text-transform: uppercase;
	letter-spacing: 0.04em;
}

.hero-image,
.media-image {
	width: 100%;
	border-radius: 10px;
	object-fit: cover;
	box-shadow: var(--shadow-sm);
}

.hero-image {
	aspect-ratio: 480 / 319;
}

.card {
	background: linear-gradient(180deg, #6edae3 0%, #50c8d2 100%);
	border-radius: var(--card-radius);
	padding: 24px;
	display: flex;
	flex-direction: column;
	gap: 16px;
	box-shadow: var(--shadow-md);
	border: 1px solid rgba(20, 60, 80, 0.12);
	transition: transform var(--ease-out-soft), box-shadow var(--ease-out-soft), filter var(--ease-out-soft);
}

.card:hover,
.card:focus-within {
	transform: translateY(-2px);
	box-shadow: var(--shadow-lg);
}

.card--muted {
	background: var(--muted);
	color: var(--text-dark);
}

.card--dark {
	background: var(--bg);
	color: var(--surface);
}

.outline-card {
	border: 1px solid rgba(20, 60, 80, 0.24);
	border-radius: var(--card-radius);
	padding: 18px;
	background: rgba(242, 247, 249, 0.9);
	backdrop-filter: blur(10px);
	box-shadow: var(--shadow-sm);
}

.choice-card {
	display: flex;
	flex-direction: column;
	gap: 16px;
}

.step-head {
	display: flex;
	justify-content: space-between;
	gap: 10px;
	font-family: 'Fira Mono', monospace;
	font-size: 13px;
	line-height: 1.5;
	text-transform: uppercase;
	color: var(--accent);
	letter-spacing: 0.06em;
}

.segmented-track {
	display: grid;
	grid-template-columns: repeat(var(--segment-count, 5), minmax(0, 1fr));
	gap: 4px;
	width: 100%;
	height: 4px;
	border-radius: 4px;
	overflow: hidden;
	background: rgba(242, 247, 249, 0.18);
}

.segment {
	background: var(--track);
}

.segment.is-active {
	background: var(--accent);
}

.btn {
	border: 1px solid transparent;
	border-radius: var(--pill-radius);
	padding: 16px 24px;
	font-family: 'Fira Mono', monospace;
	font-size: 15px;
	line-height: 1.5;
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: 0.06em;
	text-align: center;
	transition: transform var(--ease-out-soft), filter var(--ease-out-soft), box-shadow var(--ease-out-soft), background var(--ease-out-soft), color var(--ease-out-soft), border-color var(--ease-out-soft);
	box-shadow: var(--shadow-sm);
}

.btn:hover {
	filter: brightness(1.02);
	transform: translateY(-2px);
	box-shadow: var(--shadow-md);
}

.btn:focus-visible,
.option-btn:focus-visible,
.icon-btn:focus-visible {
	outline: 3px solid rgba(20, 60, 80, 0.35);
	outline-offset: 2px;
}

.btn-primary {
	background: linear-gradient(180deg, #173f53 0%, #143c50 100%);
	color: var(--surface);
}

.btn-secondary {
	background: rgba(242, 247, 249, 0.92);
	border: 1px solid rgba(20, 60, 80, 0.26);
	color: var(--text-dark);
}


.btn.phase1-action-btn {
	border: 1px solid rgba(20, 60, 80, 0.62);
	background: rgba(242, 247, 249, 0.92);
}

.btn.phase1-action-btn:hover {
	background: linear-gradient(180deg, #173f53 0%, #143c50 100%);
	color: var(--surface);
}

.btn-warning {
	background: linear-gradient(180deg, #f0b93a 0%, #e6a200 100%);
	color: var(--text-dark);
}

.btn-stack {
	display: flex;
	flex-direction: column;
	gap: 14px;
}

.tip-box {
	border-radius: var(--card-radius);
	background: linear-gradient(180deg, #b8bdc5 0%, #a7acb6 100%);
	padding: 20px;
	display: flex;
	flex-direction: column;
	gap: 8px;
	box-shadow: var(--shadow-sm);
}

.help-trigger {
	margin-top: 8px;
}

.option-list {
	display: flex;
	flex-direction: column;
	gap: 12px;
}

.option-btn {
	border: 1px solid rgba(20, 60, 80, 0.24);
	border-radius: var(--card-radius);
	background: rgba(242, 247, 249, 0.96);
	padding: 16px 18px;
	display: flex;
	align-items: center;
	gap: 12px;
	text-align: left;
	font-size: 15px;
	line-height: 1.6;
	color: var(--text-dark);
	box-shadow: var(--shadow-sm);
	transition: transform var(--ease-out-soft), box-shadow var(--ease-out-soft), background var(--ease-out-soft), border-color var(--ease-out-soft), color var(--ease-out-soft);
}

.option-btn:hover {
	transform: translateY(-2px);
	box-shadow: var(--shadow-md);
	border-color: rgba(20, 60, 80, 0.38);
	background: rgba(255, 255, 255, 1);
}

.option-btn--outlined {
	background: rgba(242, 247, 249, 0.92);
	border: 1px solid rgba(20, 60, 80, 0.3);
}

.option-btn__badge {
	font-family: 'Fira Mono', monospace;
	font-weight: 700;
	text-transform: uppercase;
	font-size: 17px;
	line-height: 1;
	min-width: 2ch;
	flex: 0 0 auto;
}

.option-btn.is-correct {
	background: linear-gradient(180deg, #70dae3 0%, #50c8d2 100%);
	border-color: transparent;
	color: var(--text-dark);
}

.option-btn.is-incorrect {
	background: linear-gradient(180deg, #ec7c84 0%, #e06e78 100%);
	border-color: transparent;
	color: var(--surface);
}

.feedback {
	border-radius: var(--card-radius);
	padding: 18px 18px 16px;
	background: linear-gradient(180deg, #b3b8c1 0%, #a7acb6 100%);
	display: flex;
	flex-direction: column;
	gap: 8px;
	box-shadow: var(--shadow-sm);
}

.feedback__text {
	margin: 0;
	font-family: 'Fira Mono', monospace;
	font-size: 13px;
	line-height: 1.75;
	text-transform: uppercase;
	color: var(--text-dark);
	letter-spacing: 0.04em;
}

.feedback .section-title {
	text-transform: uppercase;
}

.status-pill {
	align-self: center;
	padding: 6px 10px;
	border-radius: var(--pill-radius);
	font-family: 'Fira Mono', monospace;
	font-size: 13px;
	line-height: 1.5;
	text-transform: uppercase;
	color: var(--text-dark);
	letter-spacing: 0.08em;
}

.status-pass {
	background: linear-gradient(180deg, #70dae3 0%, #50c8d2 100%);
}

.status-fail {
	background: linear-gradient(180deg, #ec7c84 0%, #e06e78 100%);
}

.icon-badge {
	align-self: center;
	width: 72px;
	height: 72px;
	background: linear-gradient(180deg, #173f53 0%, #143c50 100%);
	border-radius: var(--card-radius);
	display: grid;
	place-items: center;
	color: var(--surface);
	box-shadow: var(--shadow-md);
}

.icon-badge--pass .material-symbols-outlined {
	color: #50c8d2;
}

.icon-badge--fail .material-symbols-outlined {
	color: #e06e78;
}

.icon-badge .material-symbols-outlined {
	font-family: 'Material Symbols Outlined';
	font-size: 48px;
	line-height: 1;
	font-variation-settings: 'FILL' 1, 'wght' 400, 'GRAD' 0, 'opsz' 48;
	display: block;
}

.center {
	text-align: center;
}

.certificate {
	background: linear-gradient(180deg, #173f53 0%, #143c50 100%);
	color: var(--surface);
	border-radius: var(--card-radius);
	padding: 24px 22px;
	display: flex;
	flex-direction: column;
	gap: 12px;
	box-shadow: var(--shadow-md);
}

.certificate hr {
	width: 100%;
	border: 0;
	border-top: 1px solid rgba(242, 247, 249, 0.35);
	margin: 0;
}

.help-overlay {
	position: fixed;
	inset: 0;
	background: rgba(9, 22, 30, 0.72);
	display: grid;
	align-items: end;
	justify-items: center;
	z-index: 50;
	backdrop-filter: blur(6px);
}

.help-panel {
	width: min(100vw, 420px);
	background: linear-gradient(180deg, #f8fbfc 0%, #f2f7f9 100%);
	color: #143c50;
	border-radius: 16px 16px 0 0;
	padding: 24px 24px 22px;
	display: flex;
	flex-direction: column;
	gap: 20px;
	position: relative;
	box-shadow: var(--shadow-lg);
	border-top: 1px solid rgba(255, 255, 255, 0.55);
}

.help-list {
	margin: 0;
	padding-left: 20px;
	display: flex;
	flex-direction: column;
	gap: 6px;
	font-family: 'Lato', sans-serif;
	font-size: 15px;
	line-height: 1.65;
	text-transform: none;
}

.help-close-btn {
	width: 100%;
}

.photo-placeholder {
	border: 1px dashed var(--text-dark);
	border-radius: var(--card-radius);
	padding: 16px;
	background: rgba(80, 200, 210, 0.2);
	display: flex;
	flex-direction: column;
	gap: 4px;
}

.icon-btn {
	position: absolute;
	top: 12px;
	right: 12px;
	border: 0;
	background: transparent;
	color: var(--text-dark);
	font-size: 24px;
	line-height: 1;
	width: 36px;
	height: 36px;
	border-radius: 9999px;
	display: grid;
	place-items: center;
	transition: background var(--ease-out-soft), transform var(--ease-out-soft);
}

.icon-btn:hover {
	background: rgba(20, 60, 80, 0.08);
	transform: scale(1.04);
}

.list {
	margin: 0;
	padding-left: 18px;
	display: grid;
	gap: 2px;
}

.list li {
	font-family: 'Lato', sans-serif;
	font-size: 15px;
	line-height: 1.75;
	text-transform: none;
	letter-spacing: 0;
}

@media (max-width: 390px) {
	.content {
		padding: 20px;
	}

	.onboarding-screen {
		padding: 40px 20px;
	}

	.title {
		font-size: 30px;
	}

	.onboarding-subtitle {
		font-size: 17px;
	}

	.phase1-body,
	.phase2-content,
	.phase3-content {
		padding-left: 20px;
		padding-right: 20px;
	}

	.phase1-top,
	.phase2-upper,
	.phase2-lower,
	.phase3-upper,
	.phase3-lower {
		padding-left: 20px;
		padding-right: 20px;
	}
}