/* ---------- variables ---------- */
:root {
  --c-bg: #f7f7f7;
  --c-bg-card: #fff;
  --c-text-button: #fff;
  --c-text: #222;
  --c-border: #ccc;
  --c-cancel: #ff4a4a; /* alto contraste */
  --c-accent: #4aa3ff; /* alto contraste */
  --c-bg-sub-accent: #0080ff26;
  --c-done: #2e8b57; /* verde accesible */
  color-scheme: light dark;
}

.dark {
  --c-bg: #1b1b1b;
  --c-bg-card: #262626;
  --c-text: #e8e8e8;
  --c-border: #555;
  --c-accent: #4aa3ff;

  --c-bg-sub-accent: #005b9c31;
  --c-done: #58b66a;
}

@media (prefers-color-scheme: dark) {
  :root {
    --c-bg: #1b1b1b;
    --c-bg-card: #262626;
    --c-bg-button: #fff;
    --c-text: #e8e8e8;
    --c-border: #555;
    --c-accent: #4aa3ff;
    --c-done: #58b66a;
  }
}

/* ---------- base ---------- */
* {
  box-sizing: border-box;
}
html,
body {
  margin: 0;
  padding: 0;
  font-family: system-ui, Arial, sans-serif;
  background: var(--c-bg);
  color: var(--c-text);
  scroll-behavior: smooth;
}
body {
  padding: 1rem;
  line-height: 1.4;
}
#cancelEdit {
  position: absolute;
  right: 0;
  bottom: 0;
  color: white;
  margin-top: 1rem;
  display: block;
}

#timeDash {
  margin-top: 2rem;
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  justify-content: center;
}

button:disabled,
button.disabled {
  opacity: 0.5;
  pointer-events: none;
}

/* ---------- generic buttons ---------- */
button,
.fileBtn,
input[type="button"],
input[type="submit"] {
  color: var(--c-text);
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--c-border);
  background: var(--c-bg-sub-accent);
  border-radius: 4px;
  cursor: pointer;
  transition: 0.2s background, 0.2s border-color, 0.2s color;
  text-decoration: none;
}
.flip-vertical {
  transform: scaleY(-1);
}

button:hover,
.fileBtn:hover,
.focusable {
  background: var(--c-accent);
  color: var(--c-text-button);
  border-color: var(--c-text-button);
}
.donnable {
  background: var(--c-done) !important;
  color: #fff;
  font-weight: bold;
}

button:focus,
.fileBtn:focus {
  outline: none;
  /* box-shadow: 0 0 0 2px var(--c-text); */
}

.fileBtn {
  display: inline-block;
}
input[type="file"][hidden] {
  display: none;
}

#cancelEdit {
  background-color: var(--c-cancel);
}

/* ---------- main tabs ---------- */
#mainTabs {
  display: flex;
  flex-flow: row nowrap;
  gap: 0.5rem;
  z-index: 10;
}
#mainTabs button {
  flex: 1;
  cursor: pointer;
  outline: var(--c-text-button);
  border: 2px solid var(--c-button);
}
#mainTabs button.active {
  background: var(--c-accent);
  color: #fff;
  border-color: var(--c-accent);

  font-weight: bold;
  text-decoration: none;
}

/* ---------- tab panels ---------- */
[data-tab] {
  background: var(--c-bg-card);
  border: 1px solid var(--c-border);
  border-radius: 4px;
  padding: 1rem;
  margin: 1rem 0;
}

/* ---------- progress wizard ---------- */
#progressNav {
  display: flex;
  gap: 0.25rem;
  margin: 0.5rem 0;
}
#progressNav button {
  flex: 1;
  padding: 0.25rem 0;
  border: none;
  background: #0080ff26;
  border-radius: 2px;
  color: #000;
}
#progressNav button.active {
  background: var(--c-done);
  color: #fff;
  font-weight: bold;
}
#progressNav button.done {
  background: var(--c-done);
  color: #fff;
}
#progressContainer {
  background: var(--c-border);
  height: 4px;
  border-radius: 2px;
  margin-bottom: 0.5rem;
}
#progressBar {
  background: var(--c-done);
  height: 4px;
  border-radius: 2px;
  width: 0;
  transition: width 0.3s;
}

/* ---------- forms ---------- */
label {
  display: block;
}
select,
textarea,
input[type="text"],
input[type="datetime-local"],
input[type="time"],
input[type="date"],
input[type="search"] {
  width: 100%;
  padding: 0.5rem;
  border: 1px solid var(--c-border);
  border-radius: 4px;
  background: var(--c-bg-card);
  color: var(--c-text);
}
textarea {
  min-height: 80px;
  resize: vertical;
}

/* ---------- entries list ---------- */
#entryForm {
  position: relative;
}

ul#entries {
  list-style: none;
  padding: 0;
  margin: 1rem 0;
}

/* ---------- layout de la entrada ---------- */
ul#entries li {
  display: grid;
  /* esfera | fecha | hora-rango | botón */
  grid-template-columns: 38px 1fr 150px auto;
  grid-template-rows: auto auto; /* fila1: texto  fila2: fecha-hora */
  gap: 4px;
  position: relative;
  border-radius: 0.5rem;
  padding: 0.25rem 0.5rem;
}

/* esfera */
ul#entries li .ball {
  grid-column: 1;
  grid-row: 1 / span 2;
  place-self: center;
  width: 100%;

  aspect-ratio: 1/1;
  border-radius: 50%;
}
.ball.small {
  transform: scale(0.6);
}
.ball.medium {
  transform: scale(0.8);
}
.ball.large {
  transform: scale(1);
}
.ball.verde {
  background: #228b22;
}
.ball.ambar {
  background: #ff8c00;
}
.ball.rojo {
  background: #dc143c;
}

label {
  display: flex;
  flex-flow: column nowrap;
  gap: 0.5rem;
}

/* fila 1 — texto + lápiz */
ul#entries li .txt {
  grid-column: 2 / 4;
  grid-row: 1;
  font-weight: 700;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
ul#entries li .editBtn {
  grid-column: 3;
  grid-row: 1;
  justify-self: end;
  border: none;
  background: none;
  color: var(--c-accent);
  font-size: 1rem;
  padding: 0.25rem 0.5rem;
}

/* fila 2 — fecha y rango horario juntos */
ul#entries li .date {
  grid-column: 2;
  grid-row: 2;
  font-size: 0.85rem;
}
ul#entries li .timeFull {
  grid-column: 3;
  grid-row: 2;
  font-size: 0.85rem;
  text-align: right;
}

/* otros botones dentro de li */
ul#entries li button {
  border: none;
  background: none;
  color: #b00;
  font-size: 1rem;
  padding: 0.25rem 0.5rem;
}

/* seleccionado / highlight */
ul#entries li.selected {
  background: rgba(0, 128, 255, 0.15);
  border-color: var(--c-accent);
}
@keyframes flashBg {
  0% {
    background: #fffbcc;
  }
  100% {
    background: transparent;
  }
}
ul#entries li.highlight {
  animation: flashBg 2s forwards;
}

/* ---------- swap fechas ---------- */
#swapDates {
  padding: 0.35rem 0.6rem;
  font-size: 1rem;
  border: 1px solid var(--c-border);
  background: var(--c-bg-card);
  margin-left: 0.25rem;
}
#swapDates:hover {
  background: var(--c-accent);
  color: #fff;
  border-color: var(--c-accent);
}

/* ---------- confeti ---------- */
@keyframes confettiFall {
  0% {
    transform: translateY(-100vh) rotate(0deg);
  }
  100% {
    transform: translateY(100vh) rotate(720deg);
  }
}
.confetti-piece {
  position: fixed;
  width: 8px;
  height: 8px;
  background: currentColor;
  top: -10px;
  border-radius: 1px;
  animation: confettiFall 1.2s ease-out forwards;
  pointer-events: none;
  z-index: 999;
}

/* ---------- filter & search ---------- */
#filterPanel {
  display: flex;
  flex-wrap: wrap;

  gap: 0.5rem;
  margin: 0.5rem 0;
  font-size: 0.9rem;
}
#filterPanel label {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  width: 100%;
}
input[type="search"] {
  margin: 0.5rem 0;
}

/* ---------- boton de eliminar ---------- */
#delSelBtn {
  background-color: #ff0000be;
  color: white;
  font-weight: bold;
}
#delSelBtn:disabled {
  background-color: #ff6d6d38;
  font-weight: normal;
}

/* ---------- util ---------- */
[hidden] {
  display: none !important;
}

/* ---------- responsive ---------- */
@media (max-width: 600px) {
  body {
    margin-bottom: 100px;
  }
  #mainTabs {
    position: fixed;
    left: 0;
    bottom: 0;
    width: 100%;
    padding: 1rem;
  }

  ul#entries li {
    margin-top: 0.5rem;
    grid-template-columns: 32px 1fr auto;
  }

  ul#entries li .date {
    grid-column: 2;
    grid-row: 2;
    margin-bottom: 0;
  }
  ul#entries li .time,
  ul#entries li .dash,
  ul#entries li .timeEnd {
    grid-column: 2;
  }
  ul#entries li .editBtn {
    grid-column: 3;
    grid-row: 1;
    align-self: start;
  }
}

/* ---------- date-picker (sin cambios salvo variables) ---------- */
.datepicker {
  position: absolute;
  background: var(--c-bg-card);
  border: 1px solid var(--c-border);
  border-radius: 6px;
  padding: calc(0.5rem * var(--dp-scale));
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  z-index: 50;
  font-size: calc(1rem * var(--dp-scale));
  display: none;
}

.datepicker .calHead {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
  margin-bottom: calc(0.25rem * var(--dp-scale));
}

.datepicker .calHead button {
  border: none;
  background: none;
  cursor: pointer;
  font-size: calc(1.1rem * var(--dp-scale));
}
.datepicker .calGrid {
  display: grid;
  grid-template-columns: repeat(7, calc(3rem * var(--dp-scale)));
  gap: calc(0.15rem * var(--dp-scale));
}
.datepicker .calGrid button {
  border: none;
  cursor: pointer;
  background: var(--c-bg);
  padding: calc(0.45rem * var(--dp-scale));
  border-radius: 4px;
}
.datepicker .calGrid button.off {
  opacity: 0.35;
}
.datepicker .calGrid button:hover {
  background: var(--c-accent);
  color: #fff;
}
.datepicker .calTime {
  display: flex;
  gap: 0.25rem;
  margin-top: calc(0.4rem * var(--dp-scale));
}
.datepicker .calTime input {
  flex: 1;
}
.datepicker .calTime button {
  padding: calc(0.25rem * var(--dp-scale)) calc(0.55rem * var(--dp-scale));
}

/* ---------- snackbar de actualización ---------- */
#updateSnackbar {
  position: fixed;
  bottom: 1rem;
  left: 1rem;
  right: 1rem;
  max-width: 600px;
  margin: auto;
  background: var(--c-bg-card);
  border: 1px solid var(--c-accent);
  border-radius: 6px;
  padding: 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
  z-index: 999;
}

#updateSnackbar button {
  background: var(--c-accent);
  color: #fff;
  font-weight: bold;
  border: none;
  padding: 0.5rem 1rem;
  border-radius: 4px;
  cursor: pointer;
}

#updateSnackbar button#btnDismissUpdate {
  background: #ccc;
  color: #000;
}