/* =============================================
   calculadHora - Calendario de horas
   Dark Mode · Bento UI · Space Mono + Syne
   ============================================= */

/* ---------- Variables ---------- */
:root {
  --bg:          #0a0a0f;
  --surface:     #111118;
  --card:        #161620;
  --card-hover:  #1c1c2a;
  --border:      #2a2a3a;
  --border-glow: #ff7262;
  --accent:      #ff7262;
  --accent-dim:  #b35045;
  --accent-glow: rgba(255, 114, 98, 0.35);
  --green:       #34d399;
  --green-dim:   rgba(52, 211, 153, 0.12);
  --text-1:      #f0f0ff;
  --text-2:      #9090b0;
  --text-3:      #55556a;
  --radius-sm:   10px;
  --radius-md:   16px;
  --radius-lg:   22px;
  --shadow-sm:   0 2px 8px rgba(0,0,0,.45);
  --shadow-md:   0 6px 28px rgba(0,0,0,.6);
  --shadow-glow: 0 0 30px rgba(255, 114, 98, 0.12);
  --font-display: 'Helvetica', sans-serif;
  --font-mono:    'Helvetica Mono', monospace
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  background-color: var(--bg);
  color: var(--text-1);
  font-family: var(--font-mono);
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
}

/* ---------- Fondo decorativo ---------- */
.bg-grid {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 48px 48px;
  opacity: .25;
  pointer-events: none;
  z-index: 0;
}

.bg-glow {
  position: fixed;
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 900px;
  height: 500px;
  background: radial-gradient(ellipse at center, rgba(255, 114, 98, 0.15) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

/* ---------- Header ---------- */
.site-header {
  position: relative;
  z-index: 1;
  padding: 56px 24px 40px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
}
@media (max-width: 480px)
{
  .header-inner{
    flex-direction: column;
  }
}
.header-tag {
  font-family: var(--font-mono);
  font-size: 1rem;
  letter-spacing: .18em;
  color: var(--text-3);
  text-transform: uppercase;
  border: 1px solid var(--border);
  padding: 4px 10px;
  border-radius: 50px;
  white-space: nowrap;
}

.site-title {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 8vw, 6rem);
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
  background: linear-gradient(135deg, #fff 30%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  position: relative;
}

.site-title::after {
  content: '';
  display: block;
  height: 2px;
  margin-top: 8px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  border-radius: 2px;
}

.header-logo {
  width: 320px;
  height: auto;
  filter: drop-shadow(0 0 4px rgba(255, 114, 98, 0.3));
}
@media (max-width: 480px) {
  .header-logo { width: 260px; }
}

/* ---------- Rate Config ---------- */
.header-rate {
  display: flex;
  width: fit-content;
  align-items: center;
  gap: 8px;
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 6px 16px;
  border-radius: 50px;
  font-family: var(--font-mono);
  font-size: 1.6rem;
  color: var(--text-2);
}

.header-rate input {
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--accent-dim);
  color: var(--accent);
  width: 80px;
  text-align: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.6rem;
  outline: none;
}

.header-rate input:focus {
  border-bottom-color: var(--accent);
}

/* ---------- Calendar Wrapper ---------- */
.calendar-wrapper {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
  justify-content: center;
  padding: 20px 24px 80px;
  max-width: 1340px;
  margin: 0 auto;
}

/* ---------- Month Card (Bento) ---------- */
.month-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 24px 22px;
  flex: 1 1 580px;
  max-width: 680px;
  box-shadow: var(--shadow-md), var(--shadow-glow);
  transition: box-shadow .3s ease;

  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.month-card:hover {
  box-shadow: var(--shadow-md), 0 0 48px rgba(255, 114, 98, 0.18);
}

/* Nombre del mes */
.month-name {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--text-1);
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.month-name::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--accent);
}

/* Cabecera días de la semana */
.weekdays {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 6px;
  margin-bottom: 8px;
}

.weekday-label {
  font-size: .6rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--text-3);
  text-align: center;
  padding: 4px 0;
}

/* Grilla de días */
.days-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 6px;
}

/* Casillero de día */
.day-cell {
  aspect-ratio: 1 / 1;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  position: relative;
  transition:
    background .18s ease,
    border-color .18s ease,
    transform .18s ease,
    box-shadow .18s ease;
  overflow: hidden;
  min-width: 0;
}

.day-cell:not(.empty):hover {
  background: var(--card-hover);
  border-color: var(--border-glow);
  transform: scale(1.04);
  box-shadow: 0 0 16px rgba(255, 114, 98, 0.2);
  z-index: 2;
}

.day-cell.empty {
  cursor: default;
  background: transparent;
  border-color: transparent;
}

/* Número del día (pequeño) */
.day-number {
  font-family: var(--font-mono);
  font-size: .6rem;
  color: var(--text-3);
  position: absolute;
  top: 5px;
  left: 6px;
  line-height: 1;
  pointer-events: none;
}

/* Valor ingresado por el usuario */
.day-value {
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 700;
  color: var(--text-1);
  line-height: 1;
  pointer-events: none;
  transition: transform .25s cubic-bezier(.34,1.56,.64,1), opacity .2s ease;
}

/* Celda con valor → acento visual */
.day-cell.has-value {
  background: rgba(255, 114, 98, 0.07);
  border-color: var(--accent-dim);
}

.day-cell.has-value .day-value {
  color: var(--accent);
  text-shadow: 0 0 14px rgba(255, 114, 98, 0.5);
}

/* Animación al guardar (bounce) */
@keyframes bounce-in {
  0%   { transform: scale(0.5); opacity: 0; }
  60%  { transform: scale(1.15); }
  80%  { transform: scale(0.95); }
  100% { transform: scale(1); opacity: 1; }
}

.day-value.animate {
  animation: bounce-in .38s cubic-bezier(.34,1.56,.64,1) forwards;
}

/* Animación de la celda al guardar */
@keyframes cell-flash {
  0%   { box-shadow: 0 0 0 2px var(--accent); }
  100% { box-shadow: 0 0 18px 4px transparent; }
}

.day-cell.flash {
  animation: cell-flash .5s ease-out forwards;
}

/* Botón calcular */
.calc-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 18px;
  gap: 12px;
  flex-wrap: wrap;
}

.calc-footer-buttons {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.btn-calc {
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--text-1);
  background: linear-gradient(135deg, var(--accent-dim), rgba(255, 114, 98, 0.12));
  border: 1px solid var(--accent-dim);
  border-radius: 50px;
  padding: 10px 22px;
  cursor: pointer;
  transition: background .2s, box-shadow .2s, transform .15s;
}

.btn-calc:hover {
  background: linear-gradient(135deg, var(--accent), var(--accent-dim));
  box-shadow: 0 0 24px rgba(255, 114, 98, 0.4);
  transform: translateY(-1px);
}

.btn-calc:active { transform: scale(.97); }

/* Botón captura */
.btn-capture {
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--text-2);
  background: transparent;
  border: 1px solid var(--border-glow);
  border-radius: 50px;
  padding: 10px 20px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  transition: background .2s, color .2s, border-color .2s, box-shadow .2s, transform .15s;
}

.btn-capture:hover {
  background: rgba(240, 240, 255, .06);
  color: var(--text-1);
  border-color: var(--text-2);
  box-shadow: 0 0 16px rgba(255,255,255,.06);
  transform: translateY(-1px);
}

.btn-capture:active { transform: scale(.97); }

.btn-capture:disabled {
  opacity: .65;
  cursor: not-allowed;
  transform: none;
}

/* Botón borrar */
.btn-delete {
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: #f87171;
  background: transparent;
  border: 1px solid rgba(248, 113, 113, .3);
  border-radius: 50px;
  padding: 10px 20px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  transition: background .2s, color .2s, border-color .2s, box-shadow .2s, transform .15s;
}

.btn-delete:hover {
  background: rgba(248, 113, 113, .1);
  color: #fca5a5;
  border-color: #f87171;
  box-shadow: 0 0 16px rgba(248, 113, 113, .15);
  transform: translateY(-1px);
}

.btn-delete:active { transform: scale(.97); }

/* Resultado */
.calc-result {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--green);
  background: var(--green-dim);
  border: 1px solid rgba(52,211,153,.25);
  border-radius: 50px;
  padding: 8px 20px;
  opacity: 0;
  transform: translateY(4px);
  transition: opacity .3s ease, transform .3s ease;
  white-space: nowrap;
}

.calc-result.visible {
  opacity: 1;
  transform: translateY(0);
}

.calc-result i {
  font-size: .85rem;
  vertical-align: middle;
  margin-right: 2px;
}

.result-divider {
  margin: 0 8px;
  color: rgba(52, 211, 153, .45);
  font-weight: 400;
}

/* ---------- Modal ---------- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.72);
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  opacity: 0;
  pointer-events: none;
  transition: opacity .22s ease;
}

.modal-overlay.open {
  opacity: 1;
  pointer-events: all;
}

.modal-box {
  background: var(--card);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-lg);
  padding: 36px 32px 28px;
  width: min(360px, 90vw);
  position: relative;
  box-shadow: 0 16px 60px rgba(0,0,0,.7), 0 0 40px rgba(255, 114, 98, 0.12);
  transform: scale(.92) translateY(12px);
  transition: transform .25s cubic-bezier(.34,1.56,.64,1);
}

.modal-overlay.open .modal-box {
  transform: scale(1) translateY(0);
}

.modal-close {
  position: absolute;
  top: 14px;
  right: 16px;
  background: none;
  border: none;
  color: var(--text-3);
  font-size: 1rem;
  cursor: pointer;
  line-height: 1;
  transition: color .15s;
  font-family: var(--font-mono);
}

.modal-close:hover { color: var(--text-1); }

.modal-label {
  font-family: var(--font-display);
  font-size: .95rem;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--text-2);
  margin-bottom: 18px;
}

.modal-input {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-sm);
  color: var(--text-1);
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 800;
  text-align: center;
  padding: 16px 12px;
  outline: none;
  transition: border-color .2s, box-shadow .2s;
  appearance: textfield;
  -moz-appearance: textfield;
}

.modal-input::-webkit-outer-spin-button,
.modal-input::-webkit-inner-spin-button { -webkit-appearance: none; }

.modal-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 20px rgba(255, 114, 98, 0.25);
}

.modal-actions {
  display: flex;
  gap: 10px;
  margin-top: 18px;
}

.btn-clear {
  flex: 1;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--text-2);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 50px;
  padding: 11px 0;
  cursor: pointer;
  transition: background .2s, color .2s;
}

.btn-clear:hover {
  background: var(--card-hover);
  color: var(--text-1);
}

.btn-save {
  flex: 2;
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--accent-dim));
  border: none;
  border-radius: 50px;
  padding: 11px 0;
  cursor: pointer;
  transition: box-shadow .2s, transform .15s;
}

.btn-save:hover {
  box-shadow: 0 0 24px rgba(255, 114, 98, 0.45);
  transform: translateY(-1px);
}

.btn-save:active { transform: scale(.97); }

/* ---------- Responsive ---------- */
@media (max-width: 640px) {
  .month-card { padding: 20px 14px 16px; }
  .days-grid, .weekdays { gap: 4px; }
  .day-value { font-size: 20px; }
  .month-name { font-size: 1.2rem; }
  .header-tag { display: none; }
}

@media (max-width: 400px) {
  .day-value { font-size: 16px; }
  .day-number { font-size: .5rem; }
}