:root {
  --ink: #f3f8ff;
  --muted: #9fb4d6;
  --deep: #030712;
  --navy: #07142b;
  --panel: rgba(6, 18, 42, 0.78);
  --panel-strong: rgba(9, 25, 58, 0.92);
  --line: rgba(63, 220, 255, 0.34);
  --soft-line: rgba(155, 122, 255, 0.24);
  --cyan: #40e9ff;
  --blue: #2f8cff;
  --emerald: #46ffb1;
  --purple: #9b5cff;
  --magenta: #ff3fb4;
  --yellow: #ffe76a;
  --danger: #ff4d7d;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.42);
  --glow-blue: 0 0 22px rgba(64, 233, 255, 0.22);
  --glow-purple: 0 0 22px rgba(155, 92, 255, 0.24);
  --font: "DotGothic16", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: var(--deep);
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  font-family: var(--font);
  background:
    radial-gradient(circle at 16% 18%, rgba(64, 233, 255, 0.16), transparent 18rem),
    radial-gradient(circle at 82% 12%, rgba(155, 92, 255, 0.18), transparent 20rem),
    radial-gradient(circle at 58% 92%, rgba(255, 63, 180, 0.1), transparent 18rem),
    linear-gradient(145deg, #02050e 0%, #07142b 46%, #120a33 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle, rgba(255, 255, 255, 0.88) 0 1px, transparent 1.5px) 14px 20px / 92px 92px,
    radial-gradient(circle, rgba(64, 233, 255, 0.7) 0 1px, transparent 1.6px) 48px 66px / 134px 134px,
    radial-gradient(circle, rgba(155, 92, 255, 0.75) 0 1px, transparent 1.5px) 18px 18px / 188px 188px,
    linear-gradient(105deg, transparent 0 34%, rgba(64, 233, 255, 0.05) 42%, transparent 54% 100%);
  opacity: 0.45;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse at 50% 0%, rgba(31, 140, 255, 0.12), transparent 36rem),
    radial-gradient(ellipse at 24% 76%, rgba(70, 255, 177, 0.08), transparent 28rem);
  mix-blend-mode: screen;
}

button,
input,
textarea,
select {
  font-family: var(--font);
  font-size: inherit;
}

button {
  color: inherit;
}

.app-shell {
  position: relative;
  z-index: 1;
  width: min(1220px, calc(100% - 28px));
  margin: 0 auto;
  padding: 22px 0 44px;
}

.app-header,
.calendar-panel,
.event-dialog {
  border: 1px solid var(--line);
  border-radius: 16px;
  color: var(--ink);
  background:
    linear-gradient(135deg, rgba(10, 29, 68, 0.78), rgba(5, 12, 32, 0.86)),
    var(--panel);
  box-shadow: var(--shadow), inset 0 0 0 1px rgba(255, 255, 255, 0.04), var(--glow-blue);
  backdrop-filter: blur(18px);
}

.app-header {
  display: grid;
  gap: 14px;
  padding: 16px;
}

.month-console {
  display: grid;
  grid-template-columns: 48px minmax(180px, 1fr) 48px auto;
  gap: 10px;
  align-items: center;
}

.month-panel-console {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr) 44px auto;
  gap: 8px;
  align-items: center;
  margin-bottom: 10px;
  border: 1px solid rgba(64, 233, 255, 0.2);
  border-radius: 12px;
  padding: 8px;
  background: rgba(1, 8, 24, 0.34);
  box-shadow: inset 0 0 18px rgba(64, 233, 255, 0.04);
}

.month-title {
  margin: 0;
  color: var(--ink);
  font-size: clamp(1.8rem, 4vw, 3.2rem);
  font-weight: 900;
  letter-spacing: 0;
  text-align: center;
  text-shadow: 0 0 18px rgba(64, 233, 255, 0.42), 0 0 32px rgba(155, 92, 255, 0.2);
}

.month-panel-title {
  margin: 0;
  color: var(--ink);
  font-size: clamp(1.25rem, 3vw, 2rem);
  font-weight: 900;
  letter-spacing: 0;
  text-align: center;
  text-shadow: 0 0 16px rgba(64, 233, 255, 0.52), 0 0 26px rgba(155, 92, 255, 0.28);
}

.nav-button,
.today-button,
.soft-button,
.primary-button,
.secondary-button,
.danger-button,
.dialog-close,
.add-event-button {
  border: 1px solid rgba(64, 233, 255, 0.52);
  cursor: pointer;
  font-weight: 800;
  letter-spacing: 0;
  background: linear-gradient(135deg, rgba(47, 140, 255, 0.22), rgba(64, 233, 255, 0.12));
  box-shadow: 0 0 16px rgba(64, 233, 255, 0.16), inset 0 0 16px rgba(64, 233, 255, 0.08);
  transition: transform 160ms ease, border-color 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

.nav-button:hover,
.today-button:hover,
.soft-button:hover,
.primary-button:hover,
.secondary-button:hover,
.dialog-close:hover,
.add-event-button:hover,
.event-label:hover,
.event-card:hover,
.day-cell:hover {
  transform: translateY(-1px);
  border-color: var(--cyan);
  box-shadow: 0 0 24px rgba(64, 233, 255, 0.32), inset 0 0 18px rgba(64, 233, 255, 0.1);
}

.danger-button:hover {
  transform: translateY(-1px);
  border-color: var(--danger);
  box-shadow: 0 0 24px rgba(255, 77, 125, 0.34), inset 0 0 18px rgba(255, 77, 125, 0.1);
}

.nav-button {
  display: grid;
  width: 48px;
  height: 48px;
  place-items: center;
  border-radius: 12px;
  color: var(--cyan);
  font-size: 2rem;
  line-height: 1;
}

.compact-nav-button {
  width: 44px;
  height: 40px;
  border-radius: 10px;
  font-size: 1.65rem;
}

.compact-today-button {
  min-height: 40px;
  padding: 0 13px;
  border-radius: 10px;
}

.today-button,
.soft-button,
.primary-button,
.secondary-button,
.danger-button {
  min-height: 42px;
  border-radius: 12px;
  padding: 0 18px;
}

.primary-button {
  color: #02101f;
  border-color: rgba(64, 233, 255, 0.86);
  background: linear-gradient(135deg, var(--cyan), var(--blue));
}

.secondary-button {
  color: var(--ink);
  border-color: rgba(155, 92, 255, 0.44);
  background: rgba(155, 92, 255, 0.14);
}

.danger-button {
  color: #fff6fb;
  border-color: rgba(255, 77, 125, 0.72);
  background: linear-gradient(135deg, rgba(255, 63, 180, 0.44), rgba(255, 77, 125, 0.28));
}

.today-panel {
  display: grid;
  gap: 4px;
  overflow: hidden;
  border: 1px solid rgba(155, 92, 255, 0.25);
  border-radius: 14px;
  padding: 12px 14px;
  background:
    linear-gradient(135deg, rgba(8, 24, 56, 0.86), rgba(14, 8, 42, 0.7)),
    rgba(5, 12, 32, 0.68);
  box-shadow: inset 0 0 22px rgba(64, 233, 255, 0.05);
}

.today-date,
.dialog-date,
.week-range,
.selected-date-label {
  margin: 0;
  color: var(--muted);
  font-weight: 700;
}

h1,
h2 {
  margin: 0;
  font-weight: 900;
  letter-spacing: 0;
}

h1 {
  color: var(--ink);
  font-size: clamp(1.45rem, 3vw, 2.15rem);
  text-shadow: 0 0 6px rgba(255, 255, 255, 0.34), 0 0 16px rgba(64, 233, 255, 0.58), 0 0 32px rgba(155, 92, 255, 0.28);
}

.today-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 8px 0 0;
  padding: 0;
  list-style: none;
}

.today-empty {
  min-height: 34px;
  border: 1px solid rgba(64, 233, 255, 0.2);
  border-radius: 999px;
  padding: 6px 12px;
  color: var(--muted);
  background: rgba(2, 8, 22, 0.42);
  font-weight: 700;
}

.calendar-panel {
  position: relative;
  overflow: hidden;
  margin-top: 18px;
  padding: 16px;
}

.panel-toolbar,
.week-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.week-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.weekday-row,
.month-grid {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
}

.weekday-row {
  gap: 8px;
  margin-bottom: 8px;
}

.weekday-row span {
  border: 1px solid rgba(64, 233, 255, 0.18);
  border-radius: 10px;
  padding: 7px 0;
  color: #d8e7ff;
  background: rgba(2, 8, 22, 0.54);
  font-weight: 900;
  text-align: center;
}

.month-grid {
  gap: 8px;
}

.day-cell {
  position: relative;
  min-height: 68px;
  overflow: hidden;
  border: 1px solid rgba(64, 233, 255, 0.18);
  border-radius: 12px;
  padding: 7px;
  color: var(--ink);
  text-align: left;
  background: rgba(1, 8, 24, 0.62);
  cursor: pointer;
  box-shadow: inset 0 0 18px rgba(64, 233, 255, 0.04);
  transition: transform 160ms ease, border-color 160ms ease, box-shadow 160ms ease;
}

.day-cell.is-outside {
  opacity: 0.42;
}

.day-cell.is-selected {
  border-color: var(--purple);
  box-shadow: 0 0 0 2px rgba(155, 92, 255, 0.24), 0 0 26px rgba(155, 92, 255, 0.28), inset 0 0 18px rgba(155, 92, 255, 0.08);
}

.day-cell.is-today {
  border-color: var(--emerald);
  box-shadow: 0 0 0 2px rgba(70, 255, 177, 0.18), 0 0 22px rgba(70, 255, 177, 0.22);
}

.day-number {
  display: grid;
  width: 28px;
  height: 28px;
  place-items: center;
  border: 1px solid rgba(64, 233, 255, 0.24);
  border-radius: 10px;
  color: #dff7ff;
  background: rgba(4, 18, 45, 0.84);
  font-weight: 900;
}

.day-cell.is-today .day-number {
  color: #001816;
  border-color: var(--emerald);
  background: linear-gradient(135deg, var(--cyan), var(--emerald));
}

.month-event-marker {
  position: absolute;
  right: 8px;
  bottom: 7px;
  display: inline-flex;
  min-height: 18px;
  align-items: center;
  gap: 4px;
}

.event-dot {
  width: 9px;
  height: 9px;
  border-radius: 999px;
  background: var(--magenta);
  box-shadow: 0 0 10px rgba(255, 63, 180, 0.75), 0 0 18px rgba(70, 255, 177, 0.22);
}

.event-count-small {
  color: var(--emerald);
  font-size: 0.68rem;
  font-weight: 900;
  line-height: 1;
  text-shadow: 0 0 8px rgba(70, 255, 177, 0.42);
}

.event-label {
  overflow: hidden;
  min-height: 28px;
  border: 1px solid rgba(64, 233, 255, 0.32);
  border-radius: 999px;
  padding: 4px 9px;
  color: #ebfbff;
  background: rgba(47, 140, 255, 0.16);
  box-shadow: inset 0 0 14px rgba(64, 233, 255, 0.08);
  cursor: pointer;
  font-weight: 800;
  text-align: left;
  text-overflow: ellipsis;
  text-shadow: 0 0 8px rgba(64, 233, 255, 0.18);
  white-space: nowrap;
}

.today-event-button {
  min-height: 34px;
  padding-inline: 12px;
}

.week-panel {
  padding-bottom: 24px;
}

.week-grid {
  display: grid;
  grid-template-columns: repeat(7, minmax(160px, 1fr));
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 6px;
}

.week-day {
  display: grid;
  grid-template-rows: auto minmax(150px, 1fr) auto;
  min-height: 282px;
  border: 1px solid rgba(64, 233, 255, 0.18);
  border-radius: 13px;
  padding: 10px;
  background: rgba(1, 8, 24, 0.58);
  box-shadow: inset 0 0 18px rgba(64, 233, 255, 0.04);
}

.week-day.is-selected {
  border-color: var(--purple);
  box-shadow: 0 0 0 2px rgba(155, 92, 255, 0.2), 0 0 22px rgba(155, 92, 255, 0.24);
}

.week-day.is-today .week-date strong {
  color: #001816;
  background: linear-gradient(135deg, var(--cyan), var(--emerald));
}

.week-date {
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: space-between;
  border: 1px solid rgba(64, 233, 255, 0.24);
  border-radius: 11px;
  padding: 8px 9px;
  color: var(--cyan);
  background: rgba(4, 18, 45, 0.78);
  cursor: pointer;
  font-weight: 900;
}

.week-date strong {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border-radius: 10px;
  color: #eaf8ff;
  background: rgba(47, 140, 255, 0.16);
}

.week-events {
  display: grid;
  align-content: start;
  gap: 8px;
  margin-top: 10px;
}

.week-empty {
  margin: 14px 0 0;
  color: #677da3;
  font-weight: 700;
  text-align: center;
}

.event-card {
  display: grid;
  gap: 4px;
  width: 100%;
  border: 1px solid rgba(64, 233, 255, 0.24);
  border-left: 5px solid var(--cyan);
  border-radius: 11px;
  min-height: 52px;
  padding: 10px;
  color: var(--ink);
  text-align: left;
  background: rgba(47, 140, 255, 0.12);
  cursor: pointer;
  text-shadow: 0 0 8px rgba(64, 233, 255, 0.14);
}

.event-card strong,
.event-card span {
  overflow: hidden;
  text-overflow: ellipsis;
}

.event-card strong {
  white-space: nowrap;
}

.event-card span {
  color: var(--muted);
  font-size: 0.82rem;
  white-space: nowrap;
}

.add-event-button {
  min-height: 40px;
  border-radius: 12px;
}

.event-dialog {
  width: min(560px, calc(100% - 24px));
  padding: 0;
}

.event-dialog::backdrop {
  background: rgba(0, 4, 14, 0.72);
  backdrop-filter: blur(6px);
}

.event-form,
.event-detail,
.confirm-content {
  display: grid;
  gap: 14px;
  padding: 20px;
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(8, 24, 56, 0.96), rgba(4, 10, 28, 0.96));
}

.dialog-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.dialog-head h2,
.confirm-content h2 {
  color: var(--ink);
  font-size: 1.7rem;
  text-shadow: 0 0 14px rgba(64, 233, 255, 0.42);
}

.dialog-close {
  display: grid;
  width: 40px;
  height: 40px;
  place-items: center;
  border-radius: 10px;
  color: var(--cyan);
  font-size: 1.25rem;
}

label {
  display: grid;
  gap: 7px;
  color: #dbe9ff;
  font-weight: 900;
}

input,
textarea {
  width: 100%;
  border: 1px solid rgba(64, 233, 255, 0.28);
  border-radius: 11px;
  padding: 12px 14px;
  color: var(--ink);
  background: rgba(1, 8, 24, 0.72);
  outline: none;
  text-shadow: 0 0 8px rgba(64, 233, 255, 0.14);
}

input::placeholder,
textarea::placeholder {
  color: #7890b8;
  font-family: var(--font);
}

input:focus,
textarea:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px rgba(64, 233, 255, 0.16), 0 0 18px rgba(64, 233, 255, 0.16);
}

textarea {
  resize: vertical;
}

.dialog-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 10px;
}

.detail-actions {
  justify-content: flex-end;
}

.detail-list {
  display: grid;
  gap: 12px;
  margin: 0;
}

.detail-list div {
  display: grid;
  gap: 4px;
  border: 1px solid rgba(64, 233, 255, 0.18);
  border-radius: 11px;
  padding: 10px 12px;
  background: rgba(1, 8, 24, 0.42);
}

.detail-list dt {
  color: var(--cyan);
  font-size: 0.78rem;
  font-weight: 900;
}

.detail-list dd {
  margin: 0;
  color: var(--ink);
  overflow-wrap: anywhere;
}

.confirm-content p {
  margin: 0;
  color: var(--ink);
  font-size: 1.05rem;
  font-weight: 700;
}

[hidden] {
  display: none !important;
}

@media (max-width: 820px) {
  .day-cell {
    min-height: 62px;
  }
}

@media (max-width: 640px) {
  .app-shell {
    width: min(100% - 14px, 1220px);
    padding-top: 10px;
  }

  .app-header,
  .calendar-panel {
    padding: 12px;
    border-radius: 14px;
  }

  .month-console {
    grid-template-columns: 44px 1fr 44px;
  }

  .month-panel-console {
    grid-template-columns: 40px minmax(0, 1fr) 40px auto;
    gap: 6px;
    padding: 7px;
  }

  .month-panel-title {
    font-size: 1.08rem;
  }

  .compact-nav-button {
    width: 40px;
    height: 38px;
  }

  .compact-today-button {
    grid-column: auto;
    min-height: 38px;
    padding: 0 8px;
    font-size: 0.8rem;
  }

  .today-button {
    grid-column: 1 / -1;
  }

  .nav-button {
    width: 44px;
    height: 44px;
  }

  .month-title {
    font-size: 1.8rem;
  }

  .today-panel {
    padding: 10px 12px;
  }

  h1 {
    font-size: 1.45rem;
  }

  .panel-toolbar,
  .week-toolbar {
    display: grid;
  }

  .weekday-row,
  .month-grid {
    gap: 4px;
  }

  .weekday-row span {
    padding: 5px 0;
    font-size: 0.82rem;
  }

  .day-cell {
    min-height: 54px;
    border-radius: 10px;
    padding: 5px;
  }

  .day-number {
    width: 24px;
    height: 24px;
    border-radius: 8px;
    font-size: 0.82rem;
  }

  .month-event-marker {
    right: 5px;
    bottom: 5px;
  }

  .event-dot {
    width: 7px;
    height: 7px;
  }

  .event-count-small {
    font-size: 0.58rem;
  }

  .week-grid {
    grid-template-columns: repeat(7, minmax(160px, 1fr));
  }

  .event-form,
  .event-detail,
  .confirm-content {
    padding: 16px;
  }

  .dialog-head h2,
  .confirm-content h2 {
    font-size: 1.45rem;
  }

  .dialog-actions > button {
    flex: 1 1 130px;
  }

  .month-panel-console .compact-today-button {
    grid-column: auto;
    width: auto;
  }
}

:root {
  --neon-pink: #ff2bd6;
  --neon-red: #ff355e;
  --neon-orange: #ff7a18;
  --neon-yellow: #ffe600;
  --neon-cyan: #00eaff;
  --neon-green: #39ff88;
  --neon-purple: #9d4edd;
  --today-color: #ff2bd6;
  --week-color: #00eaff;
  --month-color: #ffe600;
}

body {
  background:
    radial-gradient(circle at 14% 16%, color-mix(in srgb, var(--today-color) 26%, transparent), transparent 20rem),
    radial-gradient(circle at 84% 10%, color-mix(in srgb, var(--week-color) 26%, transparent), transparent 22rem),
    radial-gradient(circle at 62% 92%, color-mix(in srgb, var(--month-color) 22%, transparent), transparent 20rem),
    radial-gradient(circle at 30% 88%, rgba(255, 122, 24, 0.12), transparent 18rem),
    linear-gradient(145deg, #01030b 0%, #06122c 42%, #180733 100%);
}

body::before {
  opacity: 0.68;
  background:
    radial-gradient(circle, rgba(255, 255, 255, 0.95) 0 1px, transparent 1.5px) 14px 20px / 86px 86px,
    radial-gradient(circle, color-mix(in srgb, var(--today-color) 82%, transparent) 0 1px, transparent 1.6px) 48px 66px / 126px 126px,
    radial-gradient(circle, color-mix(in srgb, var(--week-color) 82%, transparent) 0 1px, transparent 1.5px) 18px 18px / 168px 168px,
    radial-gradient(circle, color-mix(in srgb, var(--month-color) 78%, transparent) 0 1px, transparent 1.5px) 70px 34px / 210px 210px,
    linear-gradient(105deg, transparent 0 30%, rgba(0, 234, 255, 0.08) 42%, transparent 58% 100%);
}

.app-header,
.calendar-panel {
  background:
    linear-gradient(135deg, rgba(8, 22, 58, 0.84), rgba(4, 8, 28, 0.9)),
    var(--panel);
}

.month-console {
  border: 1px solid color-mix(in srgb, var(--month-color) 42%, transparent);
  border-radius: 14px;
  padding: 8px;
  background: linear-gradient(135deg, color-mix(in srgb, var(--month-color) 14%, transparent), rgba(1, 8, 24, 0.36));
  box-shadow: 0 0 18px color-mix(in srgb, var(--month-color) 22%, transparent), inset 0 0 18px color-mix(in srgb, var(--month-color) 8%, transparent);
}

.month-title {
  color: var(--month-color);
  text-shadow:
    0 0 5px rgba(255, 255, 255, 0.55),
    0 0 16px var(--month-color),
    0 0 34px color-mix(in srgb, var(--month-color) 62%, transparent);
}

.today-panel {
  border-color: color-mix(in srgb, var(--today-color) 72%, transparent);
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--today-color) 18%, transparent), rgba(6, 13, 38, 0.78)),
    rgba(3, 8, 24, 0.78);
  box-shadow:
    0 0 5px color-mix(in srgb, var(--today-color) 65%, transparent),
    0 0 22px color-mix(in srgb, var(--today-color) 38%, transparent),
    0 0 46px color-mix(in srgb, var(--today-color) 18%, transparent),
    inset 0 0 22px color-mix(in srgb, var(--today-color) 10%, transparent);
}

.today-panel h1,
.today-panel .today-date {
  color: var(--today-color);
  text-shadow:
    0 0 5px rgba(255, 255, 255, 0.54),
    0 0 16px var(--today-color),
    0 0 34px color-mix(in srgb, var(--today-color) 58%, transparent);
}

.today-panel .event-label,
.today-empty {
  border-color: color-mix(in srgb, var(--today-color) 58%, transparent);
  background: color-mix(in srgb, var(--today-color) 16%, rgba(2, 8, 22, 0.74));
  box-shadow:
    0 0 12px color-mix(in srgb, var(--today-color) 26%, transparent),
    inset 0 0 14px color-mix(in srgb, var(--today-color) 12%, transparent);
}

.week-panel {
  border-color: color-mix(in srgb, var(--week-color) 70%, transparent);
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--week-color) 14%, transparent), rgba(4, 10, 30, 0.86)),
    var(--panel);
  box-shadow:
    0 0 5px color-mix(in srgb, var(--week-color) 65%, transparent),
    0 0 24px color-mix(in srgb, var(--week-color) 34%, transparent),
    0 0 52px color-mix(in srgb, var(--week-color) 16%, transparent),
    var(--shadow);
}

.week-range {
  color: var(--week-color);
  text-shadow:
    0 0 5px rgba(255, 255, 255, 0.44),
    0 0 14px var(--week-color),
    0 0 30px color-mix(in srgb, var(--week-color) 55%, transparent);
}

.week-panel .soft-button,
.week-panel .add-event-button,
.week-date {
  border-color: color-mix(in srgb, var(--week-color) 58%, transparent);
  color: var(--week-color);
  background: linear-gradient(135deg, color-mix(in srgb, var(--week-color) 20%, transparent), rgba(1, 8, 24, 0.7));
  box-shadow: 0 0 18px color-mix(in srgb, var(--week-color) 24%, transparent), inset 0 0 16px color-mix(in srgb, var(--week-color) 10%, transparent);
}

.week-day {
  border-color: color-mix(in srgb, var(--week-color) 24%, transparent);
  background: linear-gradient(160deg, color-mix(in srgb, var(--week-color) 8%, transparent), rgba(1, 8, 24, 0.68));
}

.week-day.is-selected {
  border-color: var(--week-color);
  box-shadow:
    0 0 0 2px color-mix(in srgb, var(--week-color) 36%, transparent),
    0 0 26px color-mix(in srgb, var(--week-color) 42%, transparent),
    inset 0 0 22px color-mix(in srgb, var(--week-color) 12%, transparent);
}

.week-day.is-today .week-date::after {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: #ffffff;
  box-shadow: 0 0 10px #ffffff, 0 0 18px var(--neon-cyan);
}

.week-day.is-today .week-date strong {
  background: linear-gradient(135deg, #ffffff, var(--neon-cyan));
}

.week-panel .event-card {
  border-color: color-mix(in srgb, var(--week-color) 42%, transparent);
  border-left-color: var(--week-color);
  background: color-mix(in srgb, var(--week-color) 14%, rgba(1, 8, 24, 0.72));
  box-shadow: 0 0 14px color-mix(in srgb, var(--week-color) 22%, transparent), inset 0 0 14px color-mix(in srgb, var(--week-color) 9%, transparent);
}

.month-panel {
  border-color: color-mix(in srgb, var(--month-color) 72%, transparent);
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--month-color) 13%, transparent), rgba(5, 10, 28, 0.88)),
    var(--panel);
  box-shadow:
    0 0 5px color-mix(in srgb, var(--month-color) 65%, transparent),
    0 0 24px color-mix(in srgb, var(--month-color) 36%, transparent),
    0 0 52px color-mix(in srgb, var(--month-color) 18%, transparent),
    var(--shadow);
}

.month-panel-console,
.weekday-row span,
.day-cell {
  border-color: color-mix(in srgb, var(--month-color) 34%, transparent);
}

.month-panel-console {
  background: linear-gradient(135deg, color-mix(in srgb, var(--month-color) 16%, transparent), rgba(1, 8, 24, 0.48));
  box-shadow: 0 0 18px color-mix(in srgb, var(--month-color) 24%, transparent), inset 0 0 18px color-mix(in srgb, var(--month-color) 8%, transparent);
}

.month-panel-title,
.selected-date-label {
  color: var(--month-color);
  text-shadow:
    0 0 5px rgba(255, 255, 255, 0.48),
    0 0 14px var(--month-color),
    0 0 30px color-mix(in srgb, var(--month-color) 58%, transparent);
}

.month-panel .nav-button,
.month-panel .today-button {
  border-color: color-mix(in srgb, var(--month-color) 62%, transparent);
  color: var(--month-color);
  background: linear-gradient(135deg, color-mix(in srgb, var(--month-color) 22%, transparent), rgba(1, 8, 24, 0.72));
  box-shadow: 0 0 18px color-mix(in srgb, var(--month-color) 28%, transparent), inset 0 0 16px color-mix(in srgb, var(--month-color) 10%, transparent);
}

.day-cell {
  background: linear-gradient(160deg, color-mix(in srgb, var(--month-color) 7%, transparent), rgba(1, 8, 24, 0.68));
}

.day-cell:hover {
  border-color: var(--month-color);
  box-shadow: 0 0 20px color-mix(in srgb, var(--month-color) 38%, transparent), inset 0 0 18px color-mix(in srgb, var(--month-color) 10%, transparent);
}

.day-cell.is-selected {
  border-color: var(--neon-purple);
  box-shadow:
    0 0 0 2px rgba(157, 78, 221, 0.42),
    0 0 28px rgba(157, 78, 221, 0.48),
    inset 0 0 18px rgba(157, 78, 221, 0.16);
}

.day-cell.is-today {
  border-color: var(--neon-cyan);
  box-shadow:
    0 0 0 2px rgba(0, 234, 255, 0.28),
    0 0 24px rgba(0, 234, 255, 0.44);
}

.event-dot {
  background: var(--month-color);
  box-shadow:
    0 0 9px var(--month-color),
    0 0 20px color-mix(in srgb, var(--month-color) 72%, transparent),
    0 0 34px color-mix(in srgb, var(--month-color) 42%, transparent);
}

.event-count-small {
  color: var(--month-color);
  text-shadow: 0 0 8px var(--month-color), 0 0 16px color-mix(in srgb, var(--month-color) 45%, transparent);
}

.nav-button:hover,
.today-button:hover,
.soft-button:hover,
.add-event-button:hover,
.event-label:hover,
.event-card:hover {
  box-shadow:
    0 0 10px currentColor,
    0 0 24px color-mix(in srgb, currentColor 54%, transparent),
    inset 0 0 18px color-mix(in srgb, currentColor 14%, transparent);
}

.primary-button {
  border-color: var(--neon-green);
  background: linear-gradient(135deg, var(--neon-green), #00eaff);
  box-shadow: 0 0 18px rgba(57, 255, 136, 0.42), 0 0 34px rgba(57, 255, 136, 0.22);
}

.danger-button {
  border-color: var(--neon-red);
  background: linear-gradient(135deg, rgba(255, 53, 94, 0.62), rgba(255, 43, 214, 0.36));
  box-shadow: 0 0 18px rgba(255, 53, 94, 0.42), 0 0 34px rgba(255, 43, 214, 0.2);
}

.dialog-close {
  border-color: var(--neon-cyan);
  color: var(--neon-cyan);
  box-shadow: 0 0 18px rgba(0, 234, 255, 0.32);
}

/* Keep random neon on frames and glow only; text stays white for readability. */
body,
button,
input,
textarea,
select,
.app-header,
.calendar-panel,
.event-dialog,
.month-title,
.month-panel-title,
.today-panel h1,
.today-panel .today-date,
.week-range,
.selected-date-label,
.weekday-row span,
.day-cell,
.day-number,
.week-date,
.week-date strong,
.event-label,
.event-card,
.event-card strong,
.event-card span,
.today-empty,
.dialog-head h2,
.confirm-content h2,
.dialog-date,
.detail-list dt,
.detail-list dd,
.confirm-content p,
label,
.event-count-small {
  color: #ffffff;
}

.today-date,
.dialog-date,
.week-range,
.selected-date-label,
.today-empty,
input::placeholder,
textarea::placeholder {
  color: rgba(255, 255, 255, 0.78);
}

.month-title,
.month-panel-title {
  text-shadow:
    0 0 5px rgba(255, 255, 255, 0.5),
    0 0 14px color-mix(in srgb, var(--month-color) 52%, transparent),
    0 0 30px color-mix(in srgb, var(--month-color) 32%, transparent);
}

.today-panel h1,
.today-panel .today-date {
  text-shadow:
    0 0 5px rgba(255, 255, 255, 0.44),
    0 0 14px color-mix(in srgb, var(--today-color) 52%, transparent),
    0 0 28px color-mix(in srgb, var(--today-color) 32%, transparent);
}

.week-range {
  text-shadow:
    0 0 5px rgba(255, 255, 255, 0.44),
    0 0 14px color-mix(in srgb, var(--week-color) 52%, transparent),
    0 0 28px color-mix(in srgb, var(--week-color) 32%, transparent);
}

.selected-date-label {
  text-shadow:
    0 0 5px rgba(255, 255, 255, 0.44),
    0 0 14px color-mix(in srgb, var(--month-color) 52%, transparent),
    0 0 28px color-mix(in srgb, var(--month-color) 32%, transparent);
}

.event-label,
.event-card,
.detail-list dd,
.confirm-content p,
input,
textarea {
  text-shadow: 0 0 8px rgba(255, 255, 255, 0.16);
}

.nav-button,
.today-button,
.soft-button,
.primary-button,
.secondary-button,
.danger-button,
.dialog-close,
.add-event-button {
  color: #ffffff;
  background: linear-gradient(135deg, rgba(3, 10, 28, 0.92), rgba(7, 18, 43, 0.76));
  text-shadow: 0 0 8px rgba(255, 255, 255, 0.24);
}

.month-console .nav-button,
.month-console .today-button,
.month-panel .nav-button,
.month-panel .today-button {
  color: #ffffff;
  border-color: color-mix(in srgb, var(--month-color) 62%, transparent);
  box-shadow: 0 0 18px color-mix(in srgb, var(--month-color) 28%, transparent), inset 0 0 16px color-mix(in srgb, var(--month-color) 10%, transparent);
}

.week-panel .soft-button,
.week-panel .add-event-button,
.week-date {
  color: #ffffff;
  border-color: color-mix(in srgb, var(--week-color) 58%, transparent);
}

.primary-button {
  color: #ffffff;
  border-color: var(--neon-green);
  background: linear-gradient(135deg, rgba(3, 18, 20, 0.94), rgba(6, 36, 46, 0.78));
}

.danger-button {
  color: #ffffff;
  border-color: var(--neon-red);
  background: linear-gradient(135deg, rgba(32, 4, 16, 0.94), rgba(50, 6, 28, 0.78));
}

.dialog-close,
.secondary-button {
  color: #ffffff;
}

.month-console .nav-button:hover,
.month-console .today-button:hover,
.month-panel .nav-button:hover,
.month-panel .today-button:hover,
.day-cell:hover {
  box-shadow:
    0 0 10px color-mix(in srgb, var(--month-color) 70%, transparent),
    0 0 24px color-mix(in srgb, var(--month-color) 48%, transparent),
    inset 0 0 18px color-mix(in srgb, var(--month-color) 14%, transparent);
}

.week-panel .soft-button:hover,
.week-panel .add-event-button:hover,
.week-panel .event-card:hover,
.week-date:hover {
  box-shadow:
    0 0 10px color-mix(in srgb, var(--week-color) 70%, transparent),
    0 0 24px color-mix(in srgb, var(--week-color) 48%, transparent),
    inset 0 0 18px color-mix(in srgb, var(--week-color) 14%, transparent);
}

.today-panel .event-label:hover {
  box-shadow:
    0 0 10px color-mix(in srgb, var(--today-color) 70%, transparent),
    0 0 24px color-mix(in srgb, var(--today-color) 48%, transparent),
    inset 0 0 18px color-mix(in srgb, var(--today-color) 14%, transparent);
}

.week-panel .soft-button,
.week-panel .add-event-button,
.week-date {
  background: linear-gradient(135deg, rgba(3, 10, 28, 0.94), rgba(7, 18, 43, 0.78));
}

.day-cell.is-today .day-number,
.week-day.is-today .week-date strong {
  color: #ffffff;
  background: rgba(4, 18, 45, 0.88);
  text-shadow: 0 0 8px rgba(255, 255, 255, 0.24);
}

.day-cell.is-today .day-number {
  border-color: var(--neon-cyan);
  box-shadow: 0 0 12px rgba(0, 234, 255, 0.42), inset 0 0 10px rgba(0, 234, 255, 0.12);
}

.week-day.is-today .week-date strong {
  box-shadow: 0 0 12px rgba(0, 234, 255, 0.42), inset 0 0 10px rgba(0, 234, 255, 0.12);
}

.week-empty {
  color: rgba(255, 255, 255, 0.72);
}