/* ==========================================================================
   Brazadaq — hoja de estilo
   Cuaderno de aguas abiertas desde Mar del Plata
   ========================================================================== */

:root {
  --color-primary: #1E3A6E;
  --color-primary-dark: #14274C;
  --color-secondary: #DCE5F2;
  --color-accent: #C43C52;
  --color-accent-bright: #E4576B;
  --color-neutral-dark: #101A2E;
  --color-neutral-light: #F3F6FB;
  --color-line: #C6D3E6;
  --color-muted: #52607A;

  --font-heading: 'Crimson Pro', Georgia, 'Times New Roman', serif;
  --font-body: 'Figtree', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  --max-w: 1140px;
  --radius: 2px;
}

*, *::before, *::after { box-sizing: border-box; }

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

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.72;
  color: var(--color-neutral-dark);
  background: var(--color-neutral-light);
  -webkit-font-smoothing: antialiased;
}

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

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.16;
  margin: 0 0 .55em;
  color: var(--color-primary-dark);
}
h1 { font-size: clamp(2.15rem, 1.3rem + 3.6vw, 3.5rem); letter-spacing: -.012em; }
h2 { font-size: clamp(1.6rem, 1.15rem + 1.9vw, 2.4rem); }
h3 { font-size: 1.22rem; }

p { margin: 0 0 1.05em; }
p:last-child { margin-bottom: 0; }

a { color: var(--color-primary); text-underline-offset: 3px; }
a:hover { color: var(--color-accent); }

ul, ol { padding-left: 1.15em; }
li + li { margin-top: .35em; }

:focus-visible { outline: 3px solid var(--color-accent); outline-offset: 2px; }

.skip-link {
  position: absolute; left: -999px; top: 0; z-index: 200;
  background: var(--color-primary-dark); color: #fff; padding: .7rem 1.1rem;
}
.skip-link:focus { left: 0; color: #fff; }

/* --- Estructura ----------------------------------------------------------- */

.holder { width: min(100% - 2.4rem, var(--max-w)); margin-inline: auto; }
.holder--tight { width: min(100% - 2.4rem, 690px); }

.block { padding: clamp(3rem, 2rem + 5vw, 5.5rem) 0; }
.block--tinted { background: var(--color-secondary); }
.block--deep { background: var(--color-primary-dark); color: rgba(243, 246, 251, .84); }
.block--deep h2, .block--deep h3 { color: #fff; }

.tag {
  display: flex; align-items: center; gap: .7rem;
  font-size: .72rem; font-weight: 700;
  letter-spacing: .22em; text-transform: uppercase;
  color: var(--color-accent);
  margin: 0 0 1rem;
}
.tag::before { content: ''; width: 26px; height: 2px; background: var(--color-accent-bright); flex: none; }
.block--deep .tag { color: #F5A9B4; }
.block--deep .tag::before { background: #F5A9B4; }

.intro { font-size: 1.14rem; color: var(--color-muted); }
.block--deep .intro { color: rgba(243, 246, 251, .8); }
.block-head { max-width: 44rem; margin-bottom: 2.4rem; }

/* --- Botones -------------------------------------------------------------- */

.button {
  display: inline-block;
  font-family: var(--font-body);
  font-weight: 700; font-size: .95rem; line-height: 1.2;
  padding: .9rem 1.5rem;
  border: 2px solid var(--color-primary);
  border-radius: var(--radius);
  background: var(--color-primary);
  color: #F4F7FC; text-decoration: none; cursor: pointer;
  transition: background .18s ease, border-color .18s ease, color .18s ease;
}
.button:hover { background: var(--color-primary-dark); border-color: var(--color-primary-dark); color: #F4F7FC; }
.button--outline { background: transparent; color: var(--color-primary); }
.button--outline:hover { background: var(--color-primary); color: #F4F7FC; }
.button--onDark { background: var(--color-accent); border-color: var(--color-accent); color: #FFF4F6; }
.button--onDark:hover { background: #A82F44; border-color: #A82F44; color: #FFF4F6; }
.button-row { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 1.7rem; }

/* --- Cabecera ------------------------------------------------------------- */

.masthead { background: var(--color-neutral-light); border-bottom: 1px solid var(--color-line); position: relative; z-index: 100; }
.masthead-inner { display: flex; align-items: center; justify-content: space-between; gap: 1.4rem; min-height: 74px; }

.brandmark { display: flex; align-items: center; gap: .6rem; text-decoration: none; }
.brandmark img { width: 32px; height: 32px; }
.brandmark-word { font-family: var(--font-heading); font-size: 1.32rem; font-weight: 600; color: var(--color-primary-dark); }
.brandmark-word em {
  display: block; font-style: normal;
  font-family: var(--font-body); font-size: .6rem;
  letter-spacing: .24em; text-transform: uppercase; color: var(--color-muted);
}

.menu ul { display: flex; gap: 1.5rem; list-style: none; margin: 0; padding: 0; }
.menu li { margin: 0; }
.menu a { text-decoration: none; color: var(--color-neutral-dark); font-size: .93rem; font-weight: 500; padding: .3rem 0; position: relative; }
.menu a:hover { color: var(--color-accent); }
.menu a.is-current::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: -2px; height: 2px; background: var(--color-accent-bright);
}

.masthead-side { display: flex; align-items: center; gap: .75rem; }
.masthead-side .button { padding: .6rem 1rem; font-size: .86rem; }

.menu-toggle {
  display: none; width: 42px; height: 42px;
  align-items: center; justify-content: center;
  background: transparent; border: 1px solid var(--color-line);
  border-radius: var(--radius); cursor: pointer;
}
.menu-toggle span, .menu-toggle span::before, .menu-toggle span::after {
  display: block; width: 19px; height: 2px; background: var(--color-primary-dark);
}
.menu-toggle span { position: relative; }
.menu-toggle span::before, .menu-toggle span::after { content: ''; position: absolute; left: 0; }
.menu-toggle span::before { top: -6px; }
.menu-toggle span::after { top: 6px; }

/* --- Portada a pantalla completa ------------------------------------------ */

.cover {
  position: relative;
  min-height: clamp(470px, 64vh, 680px);
  display: flex; align-items: flex-end;
  background: var(--color-primary-dark);
  overflow: hidden;
}
.cover-bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.cover-veil {
  position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(16,26,46,.16) 0%, rgba(16,26,46,.56) 56%, rgba(16,26,46,.9) 100%),
    linear-gradient(90deg, rgba(16,26,46,.72) 0%, rgba(16,26,46,.32) 54%, rgba(16,26,46,0) 84%);
}
.cover-inner { position: relative; padding: 3.5rem 0 3.2rem; color: #fff; max-width: 40rem; }
.cover-inner h1 { color: #fff; }
.cover-inner p { color: rgba(255,255,255,.88); font-size: 1.12rem; }
.cover-meta {
  list-style: none; margin: 1.8rem 0 0; padding: 1.3rem 0 0;
  border-top: 1px solid rgba(255,255,255,.26);
  display: flex; flex-wrap: wrap; gap: 1rem 2.2rem;
  font-size: .87rem; color: rgba(255,255,255,.8);
}
.cover-meta li { margin: 0; }
.cover-meta strong { color: #fff; }

/* --- Plaquetas ------------------------------------------------------------ */

.plate-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(235px, 1fr)); gap: 1.6rem; }
.plate {
  background: var(--color-neutral-light);
  border-left: 4px solid var(--color-accent-bright);
  padding: 1.6rem 1.5rem 1.7rem;
}
.block--tinted .plate { background: #fff; }
.plate-mark { width: 38px; height: 38px; margin-bottom: 1rem; color: var(--color-primary); }
.plate-mark svg { width: 100%; height: 100%; }
.plate h3 { margin-bottom: .4rem; }
.plate p { font-size: .96rem; color: var(--color-muted); }

/* --- Escala de temperatura ------------------------------------------------ */

.scale { margin: 0; }
.scale svg { width: 100%; height: auto; }
.scale figcaption { margin-top: .9rem; font-size: .92rem; color: var(--color-muted); }
.block--deep .scale figcaption { color: rgba(243,246,251,.72); }

/* --- Lista de notas ------------------------------------------------------- */

.entry-list { list-style: none; padding: 0; margin: 0; }
.entry-list li { margin: 0; border-bottom: 1px solid var(--color-line); }
.entry-list a {
  display: grid; grid-template-columns: 7.5rem 1fr; gap: 1.4rem; align-items: baseline;
  padding: 1.5rem 0; text-decoration: none; color: inherit;
}
.entry-list a:hover h3 { color: var(--color-accent); }
.entry-list time { font-size: .78rem; letter-spacing: .12em; text-transform: uppercase; color: var(--color-muted); }
.entry-list h3 { margin: 0 0 .35rem; }
.entry-list p { font-size: .96rem; color: var(--color-muted); margin: 0; }

/* --- Cita ----------------------------------------------------------------- */

.pull { max-width: 44rem; margin: 0 auto; text-align: center; padding: 0 1rem; }
.pull blockquote {
  margin: 0;
  font-family: var(--font-heading);
  font-size: clamp(1.3rem, 1rem + 1.3vw, 1.8rem);
  line-height: 1.4; font-style: italic;
  color: var(--color-primary-dark);
}
.pull cite {
  display: block; margin-top: 1.2rem;
  font-family: var(--font-body); font-style: normal;
  font-size: .75rem; letter-spacing: .2em; text-transform: uppercase; color: var(--color-muted);
}

/* --- Llamada -------------------------------------------------------------- */

.callout { background: var(--color-primary); color: rgba(255,255,255,.88); padding: clamp(2.6rem, 2rem + 3vw, 4rem) 0; }
.callout h2 { color: #fff; }
.callout p { max-width: 38rem; }
.callout-inner { display: flex; align-items: center; justify-content: space-between; gap: 2rem; flex-wrap: wrap; }
.callout .button-row { margin-top: 0; }

/* --- Contenido ------------------------------------------------------------ */

.prose h2 { margin-top: 2.3rem; }
.prose h3 { margin-top: 1.7rem; }
.prose > :first-child { margin-top: 0; }

.aside-note {
  border-left: 3px solid var(--color-accent);
  background: var(--color-secondary);
  padding: 1rem 1.25rem;
  font-size: .96rem;
  margin: 1.7rem 0;
}
.aside-note--warn { border-left-color: var(--color-accent-bright); background: #FBE7EA; }

.def { margin: 1.5rem 0 0; }
.def dt { font-weight: 700; margin-top: 1rem; }
.def dd { margin: .2rem 0 0; color: var(--color-muted); }

.ticks { list-style: none; padding: 0; margin: 1.8rem 0 0; }
.ticks li { position: relative; padding-left: 1.6rem; margin-top: .8rem; }
.ticks li::before {
  content: ''; position: absolute; left: 0; top: .58em;
  width: 9px; height: 9px; border-radius: 50%; background: var(--color-accent-bright);
}

/* --- Formulario ----------------------------------------------------------- */

.form-rows { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem 1.3rem; margin-top: 1.9rem; }
.row { display: flex; flex-direction: column; gap: .3rem; }
.row--wide { grid-column: 1 / -1; }
.row label { font-size: .85rem; font-weight: 700; }
.row input, .row select, .row textarea {
  font-family: inherit; font-size: 1rem;
  padding: .7rem .8rem;
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  background: #fff; color: inherit;
}
.row textarea { min-height: 150px; resize: vertical; }
.hint { font-size: .8rem; color: var(--color-muted); font-weight: 400; }
.consent { display: flex; gap: .55rem; align-items: flex-start; font-size: .89rem; grid-column: 1 / -1; }
.consent input { margin-top: .3rem; }

/* --- Pie ------------------------------------------------------------------ */

.colophon { background: var(--color-primary-dark); color: rgba(243,246,251,.72); padding: 3.2rem 0 1.9rem; font-size: .94rem; }
.colophon-grid { display: grid; grid-template-columns: 1.5fr 1fr 1.2fr; gap: 2.2rem; }
.colophon h4 {
  color: #fff; font-family: var(--font-body);
  font-size: .72rem; letter-spacing: .22em; text-transform: uppercase; margin-bottom: .9rem;
}
.colophon a { color: rgba(243,246,251,.8); text-decoration: none; }
.colophon a:hover { color: #F5A9B4; text-decoration: underline; }
.colophon ul { list-style: none; padding: 0; margin: 0; }
.colophon li + li { margin-top: .45rem; }
.colophon-name { font-family: var(--font-heading); font-size: 1.28rem; color: #fff; margin-bottom: .45rem; }
.colophon-bottom {
  margin-top: 2.4rem; padding-top: 1.3rem;
  border-top: 1px solid rgba(243,246,251,.15);
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: .7rem 1.5rem; font-size: .84rem;
}
.colophon-legal { display: flex; flex-wrap: wrap; gap: .7rem 1.3rem; }

/* --- Cookies -------------------------------------------------------------- */

.cookie-banner {
  position: fixed; inset-inline: 1rem; bottom: 1rem; z-index: 150;
  max-width: 540px;
  background: #fff;
  border: 1px solid var(--color-line);
  border-top: 3px solid var(--color-accent-bright);
  box-shadow: 0 16px 44px -18px rgba(16,26,46,.55);
  padding: 1.3rem 1.4rem;
  display: none;
}
.cookie-banner.is-visible { display: block; }
.cookie-banner h3 { font-size: 1.05rem; margin-bottom: .35rem; }
.cookie-banner p { font-size: .89rem; color: var(--color-muted); }
.cookie-options { display: flex; flex-wrap: wrap; gap: .4rem 1.2rem; margin: .85rem 0 1rem; font-size: .85rem; }
.cookie-options label { display: flex; gap: .4rem; align-items: center; }
.cookie-actions { display: flex; flex-wrap: wrap; gap: .55rem; }
.cookie-actions .button { padding: .56rem 1rem; font-size: .85rem; }

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

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.centered { text-align: center; }
.duo { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(1.8rem, 1rem + 3.5vw, 3rem); align-items: center; }

/* --- Adaptación ----------------------------------------------------------- */

@media (max-width: 940px) { .colophon-grid { grid-template-columns: 1fr 1fr; } }

@media (max-width: 820px) {
  .duo { grid-template-columns: 1fr; }
  .cover-bg { object-position: 68% center; }
}

@media (max-width: 760px) {
  .menu-toggle { display: flex; }
  .masthead-side > .button { display: none; }
  .menu {
    position: absolute; inset-inline: 0; top: 100%;
    background: var(--color-neutral-light);
    border-bottom: 1px solid var(--color-line);
    display: none; padding: .8rem 1.2rem 1.3rem;
  }
  .menu.is-open { display: block; }
  .menu ul { flex-direction: column; gap: 0; }
  .menu li + li { border-top: 1px solid var(--color-line); }
  .menu a { display: block; padding: .78rem 0; }
  .masthead-inner { position: relative; min-height: 64px; }
  .form-rows { grid-template-columns: 1fr; }
  .colophon-grid { grid-template-columns: 1fr; gap: 1.7rem; }
  .callout-inner { flex-direction: column; align-items: flex-start; }
  .entry-list a { grid-template-columns: 1fr; gap: .4rem; }
}

@media (max-width: 520px) {
  body { font-size: 1rem; }
  .holder, .holder--tight { width: min(100% - 1.7rem, var(--max-w)); }
  .cookie-banner { inset-inline: .6rem; bottom: .6rem; padding: 1.05rem; }
  .cover-meta { gap: .8rem 1.6rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition-duration: .01ms !important; }
}

@media print {
  .masthead, .cookie-banner, .callout, .button-row { display: none !important; }
  body { background: #fff; }
}