/* Solvy Agent
   Metodologias de Sistemas de Informacion, agosto 2026
   Paleta: azul #006fed y naranja #f56f10 (marca Solvy) */

:root {
	--paper: #f7f5f0;
	--paper-2: #ffffff;
	--ink: #0a0a0a;
	--ink-soft: #52525b;
	--line: #0a0a0a;

	--blue: #006fed;
	--orange: #f56f10;
	--green: #17c964;
	--pink: #f4407f;
	--yellow: #f5a524;

	--on-accent: #ffffff;

	--border: 3px;
	--shadow: 6px 6px 0 var(--line);
	--shadow-sm: 4px 4px 0 var(--line);
	--shadow-lg: 10px 10px 0 var(--line);

	--mono: ui-monospace, SFMono-Regular, 'SF Mono', Menlo, Consolas, monospace;
	--sans:
		system-ui, -apple-system, 'Segoe UI', Helvetica, Arial, sans-serif;

	--maxw: 1180px;
}

@media (prefers-color-scheme: dark) {
	:root:not([data-theme='light']) {
		--paper: #0e0e10;
		--paper-2: #17171a;
		--ink: #f2f2f0;
		--ink-soft: #a1a1aa;
		--line: #f2f2f0;
		--blue: #3c97ff;
		--on-accent: #0a0a0a;
	}
}

:root[data-theme='dark'] {
	--paper: #0e0e10;
	--paper-2: #17171a;
	--ink: #f2f2f0;
	--ink-soft: #a1a1aa;
	--line: #f2f2f0;
	--blue: #3c97ff;
	--on-accent: #0a0a0a;
}

* {
	box-sizing: border-box;
}

html {
	scroll-behavior: smooth;
	scroll-padding-top: 92px;
	-webkit-text-size-adjust: 100%;
}

body {
	margin: 0;
	background: var(--paper);
	color: var(--ink);
	font-family: var(--sans);
	font-size: 17px;
	line-height: 1.65;
	overflow-x: hidden;
}

/* ---------- Tipografía ---------- */

h1,
h2,
h3,
h4 {
	line-height: 1.05;
	letter-spacing: -0.035em;
	margin: 0;
	font-weight: 800;
}

h2 {
	font-size: clamp(2rem, 5vw, 3.25rem);
	text-transform: uppercase;
}

h3 {
	font-size: clamp(1.25rem, 2.6vw, 1.7rem);
	letter-spacing: -0.02em;
}

h4 {
	font-size: 1.05rem;
	letter-spacing: -0.01em;
}

p {
	margin: 0 0 1rem;
}

a {
	color: inherit;
}

strong {
	font-weight: 750;
}

.mono {
	font-family: var(--mono);
	font-size: 0.78rem;
	letter-spacing: 0.12em;
	text-transform: uppercase;
	font-weight: 600;
}

.lead {
	font-size: clamp(1.05rem, 2vw, 1.3rem);
	color: var(--ink-soft);
	max-width: 62ch;
}

/* ---------- Layout ---------- */

.wrap {
	max-width: var(--maxw);
	margin: 0 auto;
	padding: 0 24px;
}

section {
	padding: 84px 0;
	border-top: var(--border) solid var(--line);
}

.sec-head {
	display: flex;
	align-items: baseline;
	gap: 18px;
	flex-wrap: wrap;
	margin-bottom: 14px;
}

.sec-num {
	font-family: var(--mono);
	font-size: 0.8rem;
	font-weight: 700;
	letter-spacing: 0.14em;
	background: var(--ink);
	color: var(--paper);
	padding: 5px 11px;
	border-radius: 999px;
}

.grid {
	display: grid;
	gap: 20px;
}

.g2 {
	grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.g3 {
	grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.g4 {
	grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

.mt {
	margin-top: 34px;
}

.mt-s {
	margin-top: 18px;
}

/* ---------- Nav ---------- */

nav.top {
	position: sticky;
	top: 0;
	z-index: 50;
	background: var(--paper);
	border-bottom: var(--border) solid var(--line);
}

nav.top .inner {
	max-width: var(--maxw);
	margin: 0 auto;
	padding: 12px 24px;
	display: flex;
	align-items: center;
	gap: 20px;
	flex-wrap: wrap;
}

.brand {
	font-weight: 850;
	letter-spacing: -0.04em;
	font-size: 1.2rem;
	text-decoration: none;
	white-space: nowrap;
}

.brand span {
	color: var(--blue);
}

nav.top ul {
	list-style: none;
	display: flex;
	gap: 4px;
	margin: 0;
	padding: 0;
	flex-wrap: wrap;
	flex: 1;
}

nav.top a.nl {
	font-family: var(--mono);
	font-size: 0.72rem;
	letter-spacing: 0.1em;
	text-transform: uppercase;
	font-weight: 600;
	text-decoration: none;
	padding: 7px 10px;
	border: 2px solid transparent;
	border-radius: 4px;
	display: block;
	white-space: nowrap;
}

nav.top a.nl:hover {
	border-color: var(--line);
	background: var(--paper-2);
}

/* ---------- Hero ---------- */

.hero {
	padding: 76px 0 90px;
	border-top: none;
}

.eyebrow {
	display: inline-block;
	border: var(--border) solid var(--line);
	background: var(--yellow);
	color: #0a0a0a;
	padding: 6px 14px;
	font-family: var(--mono);
	font-size: 0.72rem;
	font-weight: 700;
	letter-spacing: 0.14em;
	text-transform: uppercase;
	box-shadow: var(--shadow-sm);
	margin-bottom: 26px;
}

.hero h1 {
	font-size: clamp(2.6rem, 8.5vw, 6rem);
	font-weight: 850;
	letter-spacing: -0.05em;
	text-transform: uppercase;
	margin-bottom: 22px;
}

.hero h1 em {
	font-style: normal;
	color: var(--blue);
}

.hero .sub {
	font-size: clamp(1.05rem, 2.2vw, 1.4rem);
	max-width: 60ch;
	color: var(--ink-soft);
	margin-bottom: 34px;
}

.cta-row {
	display: flex;
	gap: 14px;
	flex-wrap: wrap;
	align-items: center;
}

.btn {
	display: inline-flex;
	align-items: center;
	gap: 9px;
	border: var(--border) solid var(--line);
	background: var(--paper-2);
	color: var(--ink);
	padding: 13px 20px;
	font-weight: 750;
	font-size: 0.95rem;
	text-decoration: none;
	box-shadow: var(--shadow);
	transition:
		transform 0.1s ease,
		box-shadow 0.1s ease;
}

.btn:hover {
	transform: translate(-2px, -2px);
	box-shadow: var(--shadow-lg);
}

.btn:active {
	transform: translate(3px, 3px);
	box-shadow: 2px 2px 0 var(--line);
}

.btn.primary {
	background: var(--blue);
	color: var(--on-accent);
}

.btn.gh {
	background: var(--ink);
	color: var(--paper);
}

/* ---------- Cards ---------- */

.card {
	border: var(--border) solid var(--line);
	background: var(--paper-2);
	padding: 24px;
	box-shadow: var(--shadow);
}

.card.flat {
	box-shadow: none;
}

.card h4 {
	margin-bottom: 8px;
}

.card p:last-child {
	margin-bottom: 0;
}

.card .tag {
	display: inline-block;
	font-family: var(--mono);
	font-size: 0.68rem;
	letter-spacing: 0.12em;
	text-transform: uppercase;
	font-weight: 700;
	border: 2px solid var(--line);
	padding: 3px 8px;
	margin-bottom: 12px;
}

.t-blue {
	background: var(--blue);
	color: var(--on-accent);
}
.t-orange {
	background: var(--orange);
	color: #0a0a0a;
}
.t-green {
	background: var(--green);
	color: #0a0a0a;
}
.t-pink {
	background: var(--pink);
	color: #ffffff;
}
.t-yellow {
	background: var(--yellow);
	color: #0a0a0a;
}
.t-ink {
	background: var(--ink);
	color: var(--paper);
}

/* stat */
.stat {
	border: var(--border) solid var(--line);
	background: var(--paper-2);
	padding: 20px;
	box-shadow: var(--shadow-sm);
}

.stat .n {
	font-size: clamp(1.8rem, 4.5vw, 2.6rem);
	font-weight: 850;
	letter-spacing: -0.04em;
	line-height: 1;
	display: block;
	margin-bottom: 8px;
}

.stat .l {
	font-family: var(--mono);
	font-size: 0.7rem;
	letter-spacing: 0.1em;
	text-transform: uppercase;
	color: var(--ink-soft);
	font-weight: 600;
}

/* ---------- Tablas ---------- */

.tbl-wrap {
	overflow-x: auto;
	border: var(--border) solid var(--line);
	box-shadow: var(--shadow);
	background: var(--paper-2);
	margin: 22px 0;
}

table {
	width: 100%;
	border-collapse: collapse;
	min-width: 560px;
	font-size: 0.94rem;
}

thead th {
	background: var(--ink);
	color: var(--paper);
	text-align: left;
	padding: 13px 16px;
	font-family: var(--mono);
	font-size: 0.7rem;
	letter-spacing: 0.1em;
	text-transform: uppercase;
	font-weight: 700;
	white-space: nowrap;
}

tbody td {
	padding: 13px 16px;
	border-top: 2px solid var(--line);
	vertical-align: top;
}

tbody tr:nth-child(even) td {
	background: color-mix(in srgb, var(--ink) 4%, transparent);
}

td.num {
	font-family: var(--mono);
	white-space: nowrap;
	font-size: 0.88rem;
}

tfoot td {
	padding: 14px 16px;
	border-top: var(--border) solid var(--line);
	font-weight: 800;
	background: var(--yellow);
	color: #0a0a0a;
}

/* ---------- Visión ---------- */

.vision {
	border: var(--border) solid var(--line);
	background: var(--paper-2);
	box-shadow: var(--shadow-lg);
	padding: 0;
	overflow: hidden;
}

.vision-row {
	display: grid;
	grid-template-columns: 190px 1fr;
	border-bottom: 2px solid var(--line);
}

.vision-row:last-child {
	border-bottom: none;
}

.vision-row .k {
	background: var(--blue);
	color: var(--on-accent);
	font-family: var(--mono);
	font-size: 0.72rem;
	letter-spacing: 0.12em;
	text-transform: uppercase;
	font-weight: 700;
	padding: 20px 18px;
	border-right: 2px solid var(--line);
	display: flex;
	align-items: center;
}

.vision-row .v {
	padding: 20px 22px;
	font-size: 1.05rem;
}

@media (max-width: 640px) {
	.vision-row {
		grid-template-columns: 1fr;
	}
	.vision-row .k {
		border-right: none;
		border-bottom: 2px solid var(--line);
		padding: 10px 18px;
	}
}

/* ---------- Backlog ---------- */

.theme {
	border: var(--border) solid var(--line);
	background: var(--paper-2);
	box-shadow: var(--shadow);
	margin-bottom: 20px;
	overflow: hidden;
}

.theme-head {
	display: flex;
	gap: 16px;
	align-items: flex-start;
	padding: 20px 22px;
	border-bottom: 2px solid var(--line);
}

.theme-prio {
	font-family: var(--mono);
	font-weight: 800;
	font-size: 0.78rem;
	letter-spacing: 0.08em;
	border: 2px solid var(--line);
	padding: 6px 10px;
	white-space: nowrap;
	align-self: flex-start;
}

.theme-body {
	padding: 20px 22px;
}

.theme-body p {
	margin-bottom: 12px;
}

.chips {
	display: flex;
	gap: 7px;
	flex-wrap: wrap;
	margin-top: 4px;
}

.chip {
	font-family: var(--mono);
	font-size: 0.66rem;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	font-weight: 700;
	border: 2px solid var(--line);
	background: var(--paper);
	padding: 3px 8px;
}

/* ---------- Historias de usuario ---------- */

.hu {
	border: var(--border) solid var(--line);
	background: var(--paper-2);
	box-shadow: var(--shadow-sm);
	overflow: hidden;
	display: flex;
	flex-direction: column;
}

.hu-head {
	display: flex;
	justify-content: space-between;
	align-items: center;
	gap: 10px;
	padding: 11px 16px;
	border-bottom: 2px solid var(--line);
	background: var(--ink);
	color: var(--paper);
}

.hu-id {
	font-family: var(--mono);
	font-size: 0.74rem;
	font-weight: 800;
	letter-spacing: 0.1em;
}

.hu-tema {
	font-family: var(--mono);
	font-size: 0.64rem;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	opacity: 0.85;
}

.hu-body {
	padding: 18px 16px;
	flex: 1;
}

.hu-story {
	font-size: 1rem;
	margin-bottom: 16px;
	line-height: 1.55;
}

.hu-story b {
	font-weight: 800;
}

.hu-story .w {
	background: color-mix(in srgb, var(--blue) 16%, transparent);
	padding: 0 3px;
}

.hu-ca-t {
	font-family: var(--mono);
	font-size: 0.66rem;
	letter-spacing: 0.1em;
	text-transform: uppercase;
	font-weight: 700;
	border-top: 2px solid var(--line);
	padding-top: 12px;
	margin-bottom: 8px;
	display: block;
	color: var(--ink-soft);
}

.hu ul {
	margin: 0;
	padding-left: 20px;
	font-size: 0.92rem;
	line-height: 1.55;
}

.hu ul li {
	margin-bottom: 6px;
}

.hu ul li::marker {
	color: var(--blue);
	font-weight: 800;
}

/* ---------- Riesgos ---------- */

.badge {
	display: inline-block;
	font-family: var(--mono);
	font-size: 0.64rem;
	font-weight: 800;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	border: 2px solid var(--line);
	padding: 2px 7px;
	white-space: nowrap;
}

.b-alta {
	background: var(--pink);
	color: #fff;
}
.b-media {
	background: var(--yellow);
	color: #0a0a0a;
}
.b-baja {
	background: var(--green);
	color: #0a0a0a;
}

/* ---------- Timeline / fases SBOK ---------- */

.phases {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
	gap: 0;
	border: var(--border) solid var(--line);
	box-shadow: var(--shadow);
	background: var(--paper-2);
	overflow: hidden;
}

.phase {
	padding: 20px 18px;
	border-right: 2px solid var(--line);
}

.phase:last-child {
	border-right: none;
}

.phase h4 {
	margin-bottom: 10px;
}

.phase ol {
	margin: 0;
	padding-left: 18px;
	font-size: 0.88rem;
	line-height: 1.5;
	color: var(--ink-soft);
}

.phase ol li {
	margin-bottom: 4px;
}

@media (max-width: 900px) {
	.phase {
		border-right: none;
		border-bottom: 2px solid var(--line);
	}
	.phase:last-child {
		border-bottom: none;
	}
}

/* ---------- Callout ---------- */

.callout {
	border: var(--border) solid var(--line);
	background: var(--yellow);
	color: #0a0a0a;
	padding: 22px 24px;
	box-shadow: var(--shadow);
	margin: 26px 0;
}

.callout.blue {
	background: var(--blue);
	color: var(--on-accent);
}

.callout.ink {
	background: var(--ink);
	color: var(--paper);
}

.callout p:last-child {
	margin-bottom: 0;
}

.callout .mono {
	display: block;
	margin-bottom: 8px;
	opacity: 0.85;
}

/* ---------- Listas ---------- */

.checklist {
	list-style: none;
	padding: 0;
	margin: 0;
}

.checklist li {
	padding-left: 30px;
	position: relative;
	margin-bottom: 11px;
	line-height: 1.55;
}

.checklist li::before {
	content: '';
	position: absolute;
	left: 0;
	top: 7px;
	width: 13px;
	height: 13px;
	border: 3px solid var(--line);
	background: var(--green);
}

.checklist.out li::before {
	background: var(--pink);
}

/* ---------- Footer ---------- */

footer {
	border-top: var(--border) solid var(--line);
	background: var(--ink);
	color: var(--paper);
	padding: 56px 0 40px;
}

footer a {
	color: var(--paper);
}

footer .mono {
	opacity: 0.65;
}

.foot-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
	gap: 28px;
	margin-bottom: 34px;
}

.foot-grid h4 {
	margin-bottom: 12px;
	font-size: 0.8rem;
	font-family: var(--mono);
	letter-spacing: 0.12em;
	text-transform: uppercase;
	opacity: 0.6;
}

.foot-grid ul {
	list-style: none;
	padding: 0;
	margin: 0;
	font-size: 0.94rem;
	line-height: 1.9;
}

/* ---------- Utilidades ---------- */

.hr {
	height: var(--border);
	background: var(--line);
	border: none;
	margin: 40px 0;
}

@media print {
	nav.top {
		display: none;
	}
	.btn,
	footer {
		box-shadow: none;
	}
	section {
		page-break-inside: avoid;
	}
}