/* Manu Esbozo — Estructura y estilo inspirados en Rayo (rayo-old) */
@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700;1,9..40,400&family=DM+Serif+Display:ital@0;1&display=swap');

/* Variables al estilo Rayo */
:root {
  --_size: 1.8rem;
  --_radius-s: 1rem;
  --_radius-m: 1.6rem;
  --_radius-l: 3.8rem;
  --_radius-xl: 6rem;
  --_animspeed-fast: 0.1s;
  --_animspeed-medium: 0.3s;
  --_animspeed-slow: 0.6s;
  --_animbezier: cubic-bezier(0.23, 0.65, 0.74, 1.09);

  /* Light scheme (Rayo) */
  --base: #FAF7F6;
  --base-tint: #FFFFFF;
  --base-shade: #e0dddb;
  --base-opp: #161616;
  --accent: #9F8BE7;
  --accent-rgb: 159, 139, 231;
  --t-bright: #161616;
  --t-medium: #303030;
  --t-muted: #585858;
  --t-muted-extra: #B2AEAD;

  /* Aliases para el theme actual */
  --bg: var(--base);
  --bg-card: var(--base-tint);
  --text: var(--t-bright);
  --text-soft: var(--t-medium);
  --muted: var(--t-muted);
  --accent-hover: var(--base-opp);
  --border: var(--base-shade);
  --radius: var(--_radius-s);
  --radius-sm: 0.5rem;
  --transition: var(--_animspeed-medium) var(--_animbezier);
}

@media only screen and (min-width: 768px) {
  :root {
    --_radius-m: 2.6rem;
    --_radius-l: 5rem;
    --_radius-xl: 8rem;
  }
}

@media only screen and (min-width: 1200px) {
  :root {
    --_radius-xl: 8rem;
  }
}

@media only screen and (min-width: 1400px) {
  :root {
    --_size: 2.2rem;
  }
}

* { box-sizing: border-box; }

::selection {
  background: var(--accent);
  color: #fff;
  text-shadow: none;
}

html {
  scroll-behavior: smooth;
  font-size: 62.5%;
}

body {
  font-family: 'DM Sans', system-ui, -apple-system, sans-serif;
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  font-size: 1.6rem;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  max-width: 72rem;
  margin: 0 auto;
  padding: 0 2rem;
}

@media only screen and (min-width: 1200px) {
  .wrap {
    max-width: 87rem;
    padding: 0 3rem;
  }
}

/* ——— Header (Rayo: limpio, logo + nav) ——— */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  padding: 2rem 0;
  transition: padding var(--_animspeed-medium) var(--_animbezier);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  padding-top: 0;
  padding-bottom: 0;
}

.logo {
  height: 4.6rem;
  width: auto;
  display: block;
  transition: opacity var(--_animspeed-medium);
}

.logo:hover { opacity: 0.85; }

@media only screen and (min-width: 768px) {
  .logo { height: 5.6rem; }
}

nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

nav a {
  color: var(--t-muted);
  text-decoration: none;
  font-weight: 500;
  font-size: 1.5rem;
  transition: color var(--_animspeed-medium);
}

nav a:hover { color: var(--t-bright); }

.lang {
  font-size: 1.4rem;
  color: var(--t-muted);
}

.lang a {
  color: var(--t-muted);
  text-decoration: none;
  padding: 0.3rem 0.6rem;
  border-radius: var(--_radius-s);
  transition: color var(--_animspeed-medium), background var(--_animspeed-medium);
}

.lang a:hover {
  color: var(--t-bright);
  background: var(--base-shade);
}

/* ——— Main ——— */
.site-main {
  flex: 1;
  animation: fadeIn var(--_animspeed-slow) ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.site-main .wrap {
  padding-top: 3.3rem;
  padding-bottom: 4rem;
}

@media only screen and (min-width: 768px) {
  .site-main .wrap {
    padding-top: 4rem;
    padding-bottom: 5rem;
  }
}

/* Tipografía (escala Rayo: --_size, font-accent para títulos) */
h1 {
  font-family: 'DM Serif Display', Georgia, serif;
  font-size: 2.8rem;
  font-weight: 400;
  margin: 0 0 0.5rem;
  letter-spacing: -0.02em;
  line-height: 1.15;
  color: var(--t-bright);
}

@media only screen and (min-width: 768px) {
  h1 { font-size: 3.2rem; }
}

h2 {
  font-size: 1.8rem;
  font-weight: 600;
  margin: 3rem 0 1rem;
  color: var(--t-bright);
  letter-spacing: -0.01em;
}

h3.portfolio-cat {
  font-size: 1.2rem;
  font-weight: 600;
  margin: 3rem 0 1rem;
  color: var(--t-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

p {
  margin: 0 0 1.4rem;
  color: var(--t-medium);
  font-size: 1.6rem;
}

.tagline {
  font-size: 1.6rem;
  color: var(--t-muted);
  margin: 0 0 0.75rem;
  font-weight: 500;
  letter-spacing: 0.02em;
}

.lead {
  font-size: 1.8rem;
  color: var(--t-bright);
  font-weight: 500;
  margin-bottom: 1.75rem;
  line-height: 1.4;
}

/* Secciones numeradas */
.section-title {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
}

.section-num {
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--t-muted);
}

.section-intro {
  margin-top: -0.25rem;
  margin-bottom: 1.5rem;
}

/* Portfolio grid — radios y transiciones tipo Rayo */
.project-meta {
  display: block;
  font-size: 1.3rem;
  font-weight: 400;
  color: var(--t-muted);
  margin-top: 0.35rem;
}

.why-me {
  margin: 2rem 0 2.5rem;
  padding-left: 1.5rem;
  color: var(--t-medium);
  font-size: 1.6rem;
}

.why-me li {
  margin-bottom: 1rem;
}

.why-me li:last-child {
  margin-bottom: 0;
}

.why-me strong {
  color: var(--t-bright);
}

main a:not(.cta) {
  color: var(--t-bright);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: opacity var(--_animspeed-medium);
}

main a:not(.cta):hover { opacity: 0.75; }

/* CTA — botón con acento Rayo */
a.cta {
  display: inline-block;
  margin-top: 1.5rem;
  padding: 1rem 2rem;
  background: var(--base-opp);
  color: #fff;
  text-decoration: none;
  border-radius: var(--_radius-m);
  font-weight: 600;
  font-size: 1.5rem;
  transition: background var(--_animspeed-medium) var(--_animbezier), transform var(--_animspeed-medium) var(--_animbezier);
}

a.cta:hover {
  background: var(--t-medium);
}

a.cta:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* Grid portfolio — cards con radius-l (Rayo) */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(26rem, 1fr));
  gap: 2rem;
  margin: 2.5rem 0 3rem;
}

@media only screen and (min-width: 768px) {
  .grid {
    gap: 2.5rem;
    margin: 3rem 0 4rem;
  }
}

.grid a {
  text-decoration: none;
  color: inherit;
  display: block;
  background: var(--bg-card);
  border-radius: var(--_radius-l);
  overflow: hidden;
  border: 1px solid var(--border);
  transition: border-color var(--_animspeed-medium), box-shadow var(--_animspeed-medium);
}

.grid a:hover {
  border-color: var(--t-medium);
  box-shadow: 0 0.4rem 1.2rem rgba(0, 0, 0, 0.06);
}

.grid figure { margin: 0; }

.grid img {
  width: 100%;
  height: auto;
  display: block;
  aspect-ratio: 4/3;
  object-fit: cover;
  transition: transform var(--_animspeed-slow) var(--_animbezier);
}

.grid a:hover img {
  transform: scale(1.02);
}

.grid figcaption {
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--t-bright);
  padding: 1.4rem 1.5rem;
}

/* Footer */
.site-footer {
  margin-top: auto;
  padding: 3rem 0 4rem;
  border-top: 1px solid var(--border);
  background: var(--bg);
  font-size: 1.4rem;
  color: var(--t-muted);
}

.site-footer .wrap {
  padding-top: 0;
  padding-bottom: 0;
}

footer {
  font-size: 1.4rem;
  color: var(--t-muted);
}

footer a {
  color: var(--t-muted);
  text-decoration: none;
  transition: color var(--_animspeed-medium);
}

footer a:hover { color: var(--t-bright); }

.social {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin-bottom: 1.25rem;
}

.social a {
  font-weight: 500;
}

footer p {
  margin: 0 0 0.6rem;
  color: var(--t-muted);
  font-size: 1.4rem;
}

footer p:last-child { margin-bottom: 0; }

/* Home hero — más aire (Rayo: padding-top-default) */
body.home .site-main .wrap h1 {
  margin-top: 0.75rem;
}

body.home .site-main .wrap .lead {
  margin-bottom: 2rem;
}

/* Contact */
.cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1.5rem;
}

.cta-group .cta { margin-top: 0; }

/* ——— Página de proyecto ——— */
.back-link.body {
  display: inline-block;
  font-size: 1.4rem;
  color: var(--t-muted);
  text-decoration: none;
  margin-bottom: 2rem;
  transition: color var(--_animspeed-medium);
}
.back-link.body:hover { color: var(--t-bright); }

.project-article {
  margin-top: 0;
}
.project-hero {
  margin: 0 0 2rem;
  border-radius: var(--_radius-l);
  overflow: hidden;
  background: var(--base-shade);
}
.project-hero img {
  width: 100%;
  height: auto;
  display: block;
  vertical-align: top;
}
.project-header {
  margin-bottom: 1.5rem;
}
.project-meta-cat {
  font-size: 1.2rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin: 0 0 0.25rem;
}
.project-header h1 {
  margin: 0 0 0.35rem;
}
.project-header .project-meta {
  margin-top: 0;
  font-size: 1.4rem;
}
.project-description {
  margin: 1.5rem 0 2rem;
  max-width: 52ch;
}
.project-description p {
  margin: 0 0 1rem;
}
.project-description p:last-child { margin-bottom: 0; }

/* Back link en header (nav) */
nav .back-link {
  margin-right: 0.5rem;
  font-size: 1.35rem;
  color: var(--t-muted);
  text-decoration: none;
}
nav .back-link:hover { color: var(--t-bright); }