/* ─── Barra de navegació ─────────────────────────────────────────────────── */

.nav {
  display: none;
  align-items: flex-end;
  gap: var(--space-1);
  flex: 1 1 auto;
  justify-content: center;
  position: relative;
}

.nav-list {
  list-style: none;
  display: flex;
  align-items: flex-end;
  gap: var(--space-1);
  padding: 0;
  margin: 0;
}

.nav-item {
  position: relative;
}

.nav-link,
.nav-trigger {
  font-family: var(--font-ui);
  font-weight: var(--ctrl-font-weight);
  color: var(--text-strong);
  font-size: var(--ctrl-font-size);
  letter-spacing: var(--ctrl-letter-spacing);
  min-height: var(--ctrl-min-height);
  padding: var(--ctrl-pad-y) 14px;
  border-radius: var(--ctrl-radius);
  box-sizing: border-box;
  cursor: pointer;
  transition: background 0.15s ease;
  background: transparent;
  border: none;
  appearance: none;
  -webkit-appearance: none;
  display: inline-flex;
  align-items: center;
}

.nav-link {
  display: inline-flex;
  align-items: center;
}

.nav-link:hover {
  background: var(--ui-overlay-hover);
  color: var(--text-max);
}

.nav-item:not(.active) > .nav-trigger:hover {
  background: var(--color-primary-solid-70);
  color: var(--card);
}

.nav-trigger[data-state="open"] {
  background: var(--color-primary-solid-70);
  color: var(--card);
  position: relative;
  z-index: 101;
  border-radius: var(--ctrl-radius) 13px 0 0;
}

.nav-item.active > .nav-link,
.nav-item.active > .nav-trigger:not([data-state="open"]) {
  border-radius: var(--ctrl-radius);
  background: var(--color-primary);
  color: var(--card);
  box-shadow: none;
}

/* ─── Viewport (capa inicial) ─────────────────────────────────────────────── */

.nav-viewport {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  background: var(--mm-panel-bg);
  border: none;
  /* Mateix to que .nav-trigger:hover i [data-state="open"] (--color-primary-solid-70). */
  border-top: 8px solid var(--color-primary-solid-70);
  border-radius: var(--radius-xl);
  padding: 24px;
  box-sizing: border-box;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  z-index: 100;
  width: 0;
  height: 0;
  margin-top: -2px;
  transition:
    width 250ms var(--ease-smooth),
    height 250ms var(--ease-smooth),
    opacity 250ms var(--ease-smooth),
    transform 250ms var(--ease-smooth),
    visibility 250ms;
  color: var(--ink);
  font-weight: 400;
  text-transform: none;
}

.nav-viewport[data-state="open"] {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

.nav-viewport[data-motion="from-end"] {
  --enter-x: 200px;
  --exit-x: -200px;
}

.nav-viewport[data-motion="from-start"] {
  --enter-x: -200px;
  --exit-x: 200px;
}

.nav-viewport-inner {
  position: relative;
  width: 100%;
  height: 100%;
}

.nav-viewport .megamenu {
  position: absolute;
  top: 0;
  left: 0;
  width: max-content;
  max-width: 95vw;
  border: none;
  background: transparent;
  padding: 0;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateX(var(--enter-x));
  transition:
    transform 250ms var(--ease-smooth),
    opacity 250ms var(--ease-smooth);
}

.nav-viewport .megamenu[data-state="open"] {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(0);
}

.nav-viewport .megamenu[data-state="closed"][data-exiting="true"] {
  visibility: visible;
  transform: translateX(var(--exit-x));
}

/* ─── Disposició del megamenu ─────────────────────────────────────────────── */

.agenda-mm {
  width: max-content;
  max-width: 95vw;
  display: flex;
  gap: 24px;
}

/* Mateixa amplada de columna que el sidebar del layout (300px); el .month inclou vora com .card */
.mm-ag-left {
  flex: 0 0 300px;
  min-width: 0;
}

.mm-ag-right {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* Agenda, només megamenú desktop: filtres de la columna dreta dins una card blanca (no sidebar / drawer). */
.nav-viewport .agenda-mm .mm-ag-right {
  box-sizing: border-box;
  min-width: 0;
  background: var(--card);
  border: 3px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 11px 14px;
}

.megamenu-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--space-5);
}

.megamenu-col {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.megamenu-section h3 {
  font-family: var(--font-ui);
  font-size: var(--font-base);
  font-weight: 800;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin: 0 0 12px 0;
}

.megamenu-section ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

/* --- Debat: submenú a dues columnes amb primera opció a amplada completa --- */
.megamenu-grid[data-mm-rowgap="tight"] {
  row-gap: var(--space-2);
}

.megamenu-grid > .megamenu-section[data-span="all"] {
  grid-column: 1 / -1;
}

.megamenu-section a {
  display: block;
  font-size: var(--font-lg);
  font-weight: 600;
  color: var(--ink);
  padding: 8px 12px;
  border-radius: var(--radius-md);
  transition:
    background 0.15s ease,
    color 0.15s ease;
}

.megamenu-section a:hover {
  background: var(--mm-option-hover-bg);
  color: var(--ink);
}

/* ─── Vel (scrim) ───────────────────────────────────────────────────────── */

.mm-scrim {
  position: fixed;
  inset: 0;
  background: var(--ui-scrim);
  opacity: 0;
  pointer-events: none;
  transition: opacity 200ms var(--mm-ease);
  z-index: 49;
}

body.mm-open .mm-scrim {
  opacity: 1;
  pointer-events: auto;
}

/* ─── Tokens d'animació de la navegació ──────────────────────────────────── */

.nav {
  --mm-viewport-dur: 350ms;
  --mm-content-dur: 250ms;
  --mm-ease: var(--ease-smooth);
}

.nav-trigger[data-state="open"] {
  -webkit-clip-path: inset(0 0 3px 0 round 13px 13px 0 0);
  clip-path: inset(0 0 3px 0 round 13px 13px 0 0);
  border-radius: var(--radius-lg) 13px 0 0;
}

/* ─── Viewport (capa d'animació) ─────────────────────────────────────────── */

.nav-viewport {
  border-radius: 0 0 14px 14px;
  margin-top: -8px;
  overflow: hidden;
  transition:
    width var(--mm-viewport-dur) var(--mm-ease),
    height var(--mm-viewport-dur) var(--mm-ease),
    opacity 200ms var(--mm-ease),
    transform 200ms var(--mm-ease);
}

.nav-viewport[data-state="closed"] {
  opacity: 0;
  transform: translateX(-50%) translateY(10px) scale(0.985);
  pointer-events: none;
}

.nav-viewport[data-state="open"] {
  opacity: 1;
  transform: translateX(-50%) translateY(0) scale(1);
  pointer-events: auto;
}

.nav-viewport .megamenu {
  position: absolute;
  top: 0;
  left: 0;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateX(0);

  transition: none;
  will-change: transform, opacity;
}

.nav-viewport .megamenu[data-state="open"] {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  z-index: 1;
}

.nav-viewport .megamenu[data-state="closed"][data-exiting="true"] {
  opacity: 1;
  visibility: visible;
  pointer-events: none;
  z-index: 2;
}

.nav-viewport .megamenu[data-motion] {
  animation-duration: var(--mm-content-dur);
  animation-timing-function: var(--mm-ease);
  animation-fill-mode: both;
}

.nav-viewport .megamenu[data-motion="from-start"] {
  animation-name: mmEnterFromLeft;
}

.nav-viewport .megamenu[data-motion="from-end"] {
  animation-name: mmEnterFromRight;
}

.nav-viewport .megamenu[data-motion="to-start"] {
  animation-name: mmExitToLeft;
}

.nav-viewport .megamenu[data-motion="to-end"] {
  animation-name: mmExitToRight;
}

/* ─── @keyframes ─────────────────────────────────────────────────────────── */

@keyframes mmEnterFromRight {
  from {
    opacity: 0;
    transform: translateX(200px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes mmEnterFromLeft {
  from {
    opacity: 0;
    transform: translateX(-200px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes mmExitToRight {
  from {
    opacity: 1;
    transform: translateX(0);
  }
  to {
    opacity: 0;
    transform: translateX(200px);
  }
}

@keyframes mmExitToLeft {
  from {
    opacity: 1;
    transform: translateX(0);
  }
  to {
    opacity: 0;
    transform: translateX(-200px);
  }
}

/* ─── Estret (≤ 980 px) ───────────────────────────────────────────────────── */

@media (max-width: 980px) {
  .nav {
    display: none;
  }
  .subnav-panel-body .megamenu-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-5);
  }
  /* --- CORRECCIÓ: submenús a la navegació inferior (full tipus bottom sheet) ---
   Si el submenú només té una columna, ha d'ocupar el 100% (no el 50%). */
  .subnav-panel-body .megamenu-grid > .megamenu-col:only-child,
  .subnav-panel-body .megamenu-grid > .megamenu-section:only-child {
    grid-column: 1 / -1;
  }

  /* --- Debat: submenú a dues columnes amb primera opció a amplada completa --- */
  .subnav-panel-body .megamenu-grid[data-mm-rowgap="tight"] {
    row-gap: var(--space-2);
  }
  .subnav-panel-body .megamenu-grid > .megamenu-section[data-span="all"] {
    grid-column: 1 / -1;
  }
}

/* ─── Ample (≥ 981 px) ───────────────────────────────────────────────────── */

@media (min-width: 981px) {
  .nav {
    display: flex;
  }
}

/* ─── Moviment reduït ────────────────────────────────────────────────────── */

@media (prefers-reduced-motion: reduce) {
  .nav-viewport {
    transition: none !important;
  }
  .nav-viewport .megamenu[data-motion] {
    animation: none !important;
  }
}