/* Sección Territorial Canaria · Identidad del programa preliminar. */
@font-face {
  font-family: "Montserrat";
  src: url("assets/montserrat.ttf") format("truetype");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Source Sans 3";
  src: url("assets/source-sans-3.ttf") format("truetype");
  font-weight: 200 900;
  font-style: normal;
  font-display: swap;
}

:root {
  --ink: #111319;
  --text: #50545f;
  --blue: #3039ed;
  --coral: #ff5c3b;
  --paper: #f7f6f2;
  --line: #e1e0dc;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 112px;
}

body {
  margin: 0;
  background: #fff;
  color: var(--text);
  font: 19px/1.65 "Source Sans 3", "Segoe UI", sans-serif;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  color: var(--blue);
  text-underline-offset: 5px;
}

a:focus-visible,
summary:focus-visible {
  outline: 3px solid var(--blue);
  outline-offset: 5px;
}

.wrap {
  width: min(1180px, calc(100% - 48px));
  margin-inline: auto;
}

h1, h2, h3, h4 {
  color: var(--ink);
  line-height: 1.3;
  margin: 0;
}

h1, h2 {
  font-family: "Montserrat", Arial, sans-serif;
  font-weight: 750;
  letter-spacing: -1px;
}

h2 {
  font-size: clamp(28px, 3vw, 39px);
}

h3 {
  font-size: 24px;
}

p {
  margin: 0;
}

.skip-link {
  position: fixed;
  top: -100px;
  left: 18px;
  padding: 12px 20px;
  z-index: 30;
  background: #fff;
}

.skip-link:focus {
  top: 10px;
}

/* Navegación ligera y registro destacado. */
.header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: #fff;
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 96px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--ink);
  flex-shrink: 0;
}

.brand img {
  width: 60px;
}

.brand span {
  font-size: 22px;
  line-height: 1.3;
  font-weight: 750;
}

.brand small {
  display: block;
  margin-top: 4px;
  font-size: 11px;
  letter-spacing: 0.6px;
  color: var(--text);
}

.desktop-nav {
  display: flex;
  gap: 16px;
  align-items: center;
}

.desktop-nav a {
  display: inline-flex;
  align-items: center;
  padding: 12px 8px;
  min-height: 48px;
  color: var(--ink);
  font-size: 18px;
  font-weight: 600;
  text-decoration: none;
  transition: color 160ms ease;
}

.desktop-nav a:hover {
  color: var(--blue);
}

.desktop-nav .nav-download,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  min-height: 48px;
  padding: 12px 21px;
  border-radius: 5px;
  background: var(--blue);
  color: #fff;
  font-size: 17px;
  font-weight: 650;
  line-height: 1.4;
  text-decoration: none;
}

.desktop-nav .nav-download:hover,
.button:hover {
  color: #fff;
  background: #252cc0;
}

.mobile-menu {
  display: none;
}

/* Cabecera inspirada en la portada, con texto real y silueta original. */
.hero {
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.35fr 0.9fr;
  gap: 56px;
  align-items: center;
  padding-block: 50px;
}

.eyebrow {
  color: var(--blue);
  font-size: 14px;
  line-height: 1.5;
  letter-spacing: 1.2px;
  font-weight: 700;
}

.badge {
  display: inline-block;
  padding: 7px 12px;
  background: #fff0eb;
  color: #a62e16;
  font-size: 12px;
  letter-spacing: 0.7px;
}

.hero-kicker {
  color: var(--blue);
  font-size: 14px;
  font-weight: 650;
  letter-spacing: 1.3px;
  margin-top: 24px;
}

h1 {
  font-size: clamp(40px, 4.7vw, 65px);
  line-height: 1.12;
  margin-top: 18px;
  letter-spacing: -2px;
}

.hero-subtitle {
  max-width: 480px;
  margin-top: 20px;
  font-size: 21px;
}

.event-facts {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 24px;
  margin: 30px 0;
  padding-block: 23px;
  border-block: 1px solid #d8d6d1;
}

.event-facts dt {
  color: var(--text);
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 5px;
}

.event-facts dd {
  margin: 0;
  color: var(--ink);
  font-size: 24px;
  font-weight: 700;
  line-height: 1.4;
}

.hero-links {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 26px;
}

.text-link {
  padding-block: 12px;
  font-size: 17px;
  font-weight: 600;
}

.island-visual {
  padding: 26px;
  background: #eeede8;
  border-top: 5px solid var(--blue);
  border-bottom: 5px solid var(--coral);
  border-radius: 6px;
}

.island-visual > p {
  color: #62646b;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 2px;
  margin-bottom: 20px;
}

.island-visual img {
  width: 100%;
}

.island-year {
  display: block;
  text-align: right;
  color: var(--blue);
  font: 750 54px/1 "Montserrat", Arial, sans-serif;
  margin-top: 15px;
}

/* Programa visible, bloques de simposios y agenda separados. */
.program-section {
  padding-block: 64px 72px;
}

.section-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
  margin-bottom: 30px;
}

.day-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  padding-bottom: 26px;
  border-bottom: 1px solid var(--line);
}

.day-nav a {
  padding: 9px 15px;
  border: 1px solid var(--line);
  border-radius: 5px;
  color: var(--ink);
  font-size: 17px;
  font-weight: 600;
  text-decoration: none;
}

.day-nav a:hover {
  background: var(--paper);
  color: var(--blue);
}

.program-day {
  margin-top: 42px;
}

.program-day + .program-day {
  margin-top: 58px;
}

.day-heading {
  margin-bottom: 25px;
}

.day-label {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 14px;
  font-weight: 650;
  letter-spacing: 0.8px;
  margin-bottom: 16px;
}

.day-label span {
  padding: 8px 12px;
  color: #fff;
  background: var(--blue);
}

#sabado .day-label span {
  background: #b6351c;
}

.day-heading > p:last-child {
  margin-top: 12px;
}

.schedule {
  margin: 0;
  padding: 0;
  list-style: none;
  border: 1px solid var(--line);
  border-radius: 7px;
  overflow: hidden;
}

.session {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  gap: 24px;
  padding: 23px 26px;
  border-bottom: 1px solid var(--line);
}

.session:last-child {
  border-bottom: 0;
}

.session-time {
  color: var(--ink);
  font-weight: 650;
  font-size: 18px;
  font-variant-numeric: tabular-nums;
}

.session-title {
  font-size: 22px;
  font-weight: 650;
  line-height: 1.4;
}

.session-detail {
  font-size: 18px;
  line-height: 1.6;
  margin-top: 8px;
}

.session-detail.lab {
  color: var(--blue);
  font-size: 14px;
  letter-spacing: 0.7px;
  font-weight: 700;
  margin-top: 14px;
}

.session.break {
  background: #faf7f3;
}

.session.break .session-title {
  font-style: italic;
}

.session.block,
.session.assembly {
  background: var(--paper);
}

.session.block {
  border-left: 4px solid var(--blue);
  padding-left: 22px;
}

.category-label {
  padding: 15px 26px;
  background: var(--ink);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.5px;
}

.subsessions {
  list-style: none;
  padding: 0;
  margin: 18px 0 0;
}

.subsessions li {
  display: grid;
  grid-template-columns: 125px minmax(0, 1fr);
  gap: 18px;
  border-top: 1px dashed var(--line);
  padding-block: 14px;
}

.sub-time {
  font-size: 16px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

.subsessions h4 {
  font-size: 18px;
  line-height: 1.5;
  font-weight: 650;
}

.subsessions p {
  font-size: 17px;
  line-height: 1.5;
  margin-top: 4px;
}

.agenda-title {
  margin-block: 20px 10px;
  font-size: 14px;
  letter-spacing: 1px;
}

.agenda {
  margin: 0;
  padding-left: 24px;
}

.agenda li {
  padding: 6px 0 6px 8px;
}

.agenda li::marker {
  color: var(--blue);
  font-weight: 700;
}

/* Sede y organización. */
.venue-section {
  padding-block: 58px;
  background: var(--paper);
  border-block: 1px solid var(--line);
}

.venue-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 50px;
  align-items: center;
}

.venue-copy h2 {
  margin-block: 10px 22px;
}

.venue-name {
  font-size: 25px;
  font-weight: 650;
  color: var(--ink);
  margin-bottom: 8px;
}

.map-link {
  display: inline-block;
  padding-block: 12px;
  margin-top: 12px;
  font-weight: 600;
}

.venue-grid iframe {
  width: 100%;
  height: 300px;
  background: #e8e6e1;
  border: 1px solid var(--line);
  border-radius: 6px;
}

.secretariat-section {
  padding-block: 58px 68px;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.contact-card,
.registration-card {
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: 7px;
}

.contact-identity {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-block: 20px;
}

.contact-identity img {
  width: 54px;
}

address {
  font-style: normal;
  line-height: 1.9;
}

.registration-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  gap: 23px;
  background: var(--paper);
}

.registration-url,
address a {
  overflow-wrap: anywhere;
}

.collaborators {
  margin-top: 42px;
}

.collaborators h3 {
  font-size: 17px;
  letter-spacing: 1px;
  margin-bottom: 18px;
  color: #626775;
}

.lab-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
}

.lab-grid > div {
  display: grid;
  place-items: center;
  height: 70px;
  color: #727887;
  border: 1px dashed #d4d5da;
  font-size: 13px;
}

footer {
  background: var(--ink);
  color: #fff;
  padding-block: 28px;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 24px;
}

footer span {
  font-size: 12px;
  color: #b9bbc4;
}

footer p:last-child {
  color: #ff927a;
  font-size: 14px;
  font-weight: 650;
}

.back-top {
  position: fixed;
  right: 20px;
  bottom: 20px;
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  background: var(--blue);
  color: #fff;
  border-radius: 50%;
  border: 1px solid #fff;
  text-decoration: none;
  font-size: 25px;
  z-index: 8;
}

/* Tableta. */
@media (max-width: 1100px) {
  .desktop-nav {
    display: none;
  }

  .mobile-menu {
    display: block;
  }

  .mobile-menu summary {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    min-height: 48px;
    padding: 10px 14px;
    border: 1px solid var(--line);
    border-radius: 5px;
    color: var(--ink);
    font-size: 18px;
    font-weight: 600;
    list-style: none;
  }

  .mobile-menu summary::-webkit-details-marker {
    display: none;
  }

  .mobile-menu nav {
    position: absolute;
    inset: 96px 0 auto;
    display: flex;
    flex-direction: column;
    padding: 16px 24px;
    background: #fff;
    border-bottom: 1px solid var(--line);
    box-shadow: 0 10px 24px #1113190c;
  }

  .mobile-menu nav a {
    padding: 12px;
    min-height: 48px;
    color: var(--ink);
    font-weight: 600;
    text-decoration: none;
  }

  .mobile-menu nav a:hover {
    color: var(--blue);
    background: var(--paper);
  }

  .hero-grid {
    gap: 30px;
    grid-template-columns: 1.3fr 0.8fr;
  }

  h1 {
    font-size: 44px;
  }

  .island-visual {
    padding: 20px;
  }
}

/* Móvil: todo en una columna; horario separado de los títulos. */
@media (max-width: 767px) {
  html {
    scroll-padding-top: 90px;
  }

  .wrap {
    width: calc(100% - 36px);
  }

  .header-inner {
    min-height: 80px;
    gap: 12px;
  }

  .brand img {
    width: 46px;
  }

  .brand small {
    max-width: 135px;
    font-size: 9px;
  }

  .mobile-menu nav {
    top: 80px;
    padding-inline: 18px;
  }

  .hero-grid {
    grid-template-columns: minmax(0, 1fr);
    padding-block: 32px;
    gap: 28px;
  }

  h1 {
    font-size: 40px;
    letter-spacing: -1.5px;
  }

  .hero-subtitle {
    font-size: 19px;
  }

  .event-facts {
    gap: 16px;
  }

  .event-facts dd {
    font-size: 21px;
  }

  .island-visual {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 14px;
    padding: 20px;
  }

  .island-visual > p {
    margin: 0;
    line-height: 1.8;
    font-size: 13px;
  }

  .island-visual img {
    grid-column: 2;
    grid-row: 1 / 3;
  }

  .island-year {
    text-align: left;
    margin: 0;
  }

  .program-section {
    padding-block: 38px 44px;
  }

  .section-heading .button {
    width: 100%;
  }

  .day-nav {
    gap: 10px;
  }

  .day-nav a {
    width: 100%;
  }

  .day-label {
    font-size: 12px;
    gap: 10px;
  }

  .session {
    grid-template-columns: minmax(0, 1fr);
    padding: 20px;
    gap: 8px;
  }

  .session.block {
    padding-left: 16px;
  }

  .session-title {
    font-size: 21px;
  }

  .subsessions li {
    grid-template-columns: minmax(0, 1fr);
    gap: 5px;
  }

  .venue-grid,
  .contact-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 25px;
  }

  .venue-section,
  .secretariat-section {
    padding-block: 38px;
  }

  .contact-card,
  .registration-card {
    padding: 24px;
  }

  .lab-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .footer-inner {
    flex-direction: column;
    gap: 15px;
  }

  .back-top {
    right: 12px;
    bottom: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .desktop-nav a {
    transition: none;
  }
}

.registration-qr {
  width: 120px;
  height: 120px;
  padding: 4px;
  background: #fff;
}

/* Inscripción todavía no disponible: etiqueta informativa sin enlace. */
.registration-soon {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  min-height: 48px;
  padding: 8px 16px;
  color: #4c5060;
  background: #f1f1f5;
  border: 1px solid #e4e4ea;
  border-radius: 5px;
  font-size: 17px;
  font-weight: 600;
  line-height: 1.3;
}

.registration-soon small {
  display: block;
  font-size: 13px;
  font-weight: 400;
  margin-top: 3px;
}

.mobile-menu .registration-soon {
  margin-top: 8px;
}

.contact-single .contact-card {
  border: 0;
  border-top: 1px solid var(--line);
  border-radius: 0;
  padding: 28px 0 0;
}