/* ===== Reset & Base ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  color-scheme: light dark;

  /* iOS system accents */
  --accent: #007aff;
  --accent-strong: #0a84ff;
  --accent-dark: #0060df;
  --green: #1b8a3f;
  --red: #ff3b30;

  /* Continuous-corner radii (squircle feel) */
  --r-xl: 28px;
  --r-lg: 22px;
  --r-md: 16px;
  --r-sm: 12px;

  /* Glass blur strength */
  --blur: blur(24px) saturate(180%);
  --blur-strong: blur(40px) saturate(190%);

  /* ---- Light theme ---- */
  --bg-1: #e9eefb;
  --bg-2: #dfe7f8;
  --bg-3: #efe6fb;
  --bg-4: #e4f0fb;

  --text: #1c1c1e;
  --text-2: rgba(60, 60, 67, 0.62);
  --text-3: rgba(60, 60, 67, 0.32);

  --glass-bg: rgba(255, 255, 255, 0.55);
  --glass-bg-strong: rgba(255, 255, 255, 0.72);
  --glass-bg-faint: rgba(255, 255, 255, 0.32);
  --glass-edge: rgba(255, 255, 255, 0.65);
  --glass-highlight: rgba(255, 255, 255, 0.55);
  --hairline: rgba(60, 60, 67, 0.13);

  --field-bg: rgba(255, 255, 255, 0.5);
  --fill: rgba(118, 118, 128, 0.12);
  --fill-strong: rgba(118, 118, 128, 0.2);

  --shadow-glass: 0 10px 34px rgba(31, 38, 95, 0.14);
  --shadow-float: 0 14px 40px rgba(31, 38, 95, 0.22);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg-1: #07070c;
    --bg-2: #0f0f18;
    --bg-3: #18112a;
    --bg-4: #0b1622;

    --text: #f2f2f7;
    --text-2: rgba(235, 235, 245, 0.6);
    --text-3: rgba(235, 235, 245, 0.3);

    --glass-bg: rgba(44, 44, 52, 0.5);
    --glass-bg-strong: rgba(54, 54, 64, 0.66);
    --glass-bg-faint: rgba(60, 60, 70, 0.28);
    --glass-edge: rgba(255, 255, 255, 0.14);
    --glass-highlight: rgba(255, 255, 255, 0.16);
    --hairline: rgba(255, 255, 255, 0.11);

    --field-bg: rgba(20, 20, 26, 0.5);
    --fill: rgba(118, 118, 128, 0.24);
    --fill-strong: rgba(118, 118, 128, 0.36);

    --accent: #0a84ff;
    --green: #30d158;
    --shadow-glass: 0 10px 34px rgba(0, 0, 0, 0.5);
    --shadow-float: 0 14px 44px rgba(0, 0, 0, 0.6);
  }
}

html, body {
  height: 100%;
  font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'Segoe UI', Roboto, sans-serif;
  font-size: 16px;
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  -webkit-text-size-adjust: 100%;
  -webkit-tap-highlight-color: transparent;
}

body {
  min-height: 100dvh;
  background:
    radial-gradient(120% 90% at 12% 0%, var(--bg-3) 0%, transparent 55%),
    radial-gradient(110% 80% at 95% 8%, var(--bg-4) 0%, transparent 50%),
    radial-gradient(140% 120% at 50% 100%, var(--bg-2) 0%, var(--bg-1) 70%);
  background-attachment: fixed;
  overscroll-behavior-y: none;
}

[x-cloak] { display: none !important; }

/* Shared glass surface mixin via utility-ish rules */
.glass {
  background: var(--glass-bg);
  -webkit-backdrop-filter: var(--blur);
  backdrop-filter: var(--blur);
  border: 1px solid var(--glass-edge);
  box-shadow: var(--shadow-glass), inset 0 1px 0 var(--glass-highlight);
}

/* ===== Login Screen ===== */
.login-screen {
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.login-card {
  background: var(--glass-bg-strong);
  -webkit-backdrop-filter: var(--blur-strong);
  backdrop-filter: var(--blur-strong);
  border: 1px solid var(--glass-edge);
  border-radius: var(--r-xl);
  padding: 44px 32px;
  width: 100%;
  max-width: 360px;
  box-shadow: var(--shadow-float), inset 0 1px 0 var(--glass-highlight);
  text-align: center;
}

.app-logo {
  font-size: 52px;
  margin-bottom: 6px;
  filter: drop-shadow(0 4px 10px rgba(0, 0, 0, 0.15));
}

.login-card h1 {
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
  margin-bottom: 32px;
}

/* ===== Fields ===== */
.field {
  margin-bottom: 16px;
  text-align: left;
}

.field label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-2);
  margin-bottom: 7px;
  padding-left: 2px;
}

.field input {
  width: 100%;
  padding: 13px 15px;
  border: 1px solid var(--glass-edge);
  border-radius: var(--r-sm);
  font-size: 17px;
  color: var(--text);
  background: var(--field-bg);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  transition: border-color 0.18s, box-shadow 0.18s, background 0.18s;
  -webkit-appearance: none;
  appearance: none;
}

.field input::placeholder { color: var(--text-3); }

.field input:focus {
  outline: none;
  border-color: var(--accent);
  background: var(--glass-bg-strong);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 22%, transparent);
}

.field input:disabled {
  opacity: 0.5;
}

/* Native 24h time pickers inherit theme */
.field input[type="time"],
.field input[type="number"] {
  font-variant-numeric: tabular-nums;
}

.optional {
  font-weight: 400;
  color: var(--text-3);
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 22px;
  border: 1px solid transparent;
  border-radius: var(--r-md);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: -0.01em;
  cursor: pointer;
  -webkit-user-select: none;
  user-select: none;
  transition: transform 0.12s, filter 0.15s, background 0.15s, opacity 0.15s;
}

.btn:active { transform: scale(0.97); }

.btn:disabled {
  opacity: 0.55;
  cursor: default;
  transform: none;
}

.btn-primary {
  background: linear-gradient(180deg, var(--accent-strong), var(--accent-dark));
  color: #fff;
  width: 100%;
  border-color: rgba(255, 255, 255, 0.25);
  box-shadow: 0 6px 18px color-mix(in srgb, var(--accent) 40%, transparent),
              inset 0 1px 0 rgba(255, 255, 255, 0.4);
}
.btn-primary:not(:disabled):hover { filter: brightness(1.05); }

.btn-secondary {
  background: var(--fill);
  color: var(--text);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}
.btn-secondary:not(:disabled):hover { background: var(--fill-strong); }

.btn-danger {
  background: color-mix(in srgb, var(--red) 16%, transparent);
  color: var(--red);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}
.btn-danger:not(:disabled):hover { background: color-mix(in srgb, var(--red) 26%, transparent); }

/* ===== Error ===== */
.error-msg {
  color: var(--red);
  font-size: 13px;
  margin-bottom: 12px;
  text-align: left;
}

/* ===== Main App ===== */
.app {
  display: flex;
  flex-direction: column;
  min-height: 100dvh;
}

/* ===== Header (glass nav bar) ===== */
.app-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  padding-top: calc(10px + env(safe-area-inset-top));
  background: var(--glass-bg);
  -webkit-backdrop-filter: var(--blur);
  backdrop-filter: var(--blur);
  border-bottom: 1px solid var(--hairline);
  box-shadow: inset 0 1px 0 var(--glass-highlight);
}

.month-title {
  flex: 1;
  text-align: center;
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
  text-transform: capitalize;
}

.nav-btn {
  background: var(--fill);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  border: 1px solid var(--glass-edge);
  color: var(--accent);
  font-size: 22px;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s, transform 0.12s;
}
.nav-btn:hover { background: var(--fill-strong); }
.nav-btn:active { transform: scale(0.92); }

.today-btn {
  background: var(--fill);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  border: 1px solid var(--glass-edge);
  color: var(--accent);
  font-size: 14px;
  font-weight: 600;
  height: 34px;
  padding: 0 13px;
  border-radius: 17px;
  cursor: pointer;
  transition: background 0.15s, transform 0.12s;
}
.today-btn:hover { background: var(--fill-strong); }
.today-btn:active { transform: scale(0.94); }

.logout-btn {
  background: var(--fill);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  border: 1px solid var(--glass-edge);
  color: var(--text-2);
  font-size: 13px;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-left: 2px;
  transition: background 0.15s, transform 0.12s;
}
.logout-btn:hover { background: var(--fill-strong); }
.logout-btn:active { transform: scale(0.92); }

/* ===== Total bar ===== */
.total-bar {
  position: sticky;
  top: calc(58px + env(safe-area-inset-top));
  z-index: 15;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: 12px 12px 0;
  padding: 13px 18px;
  border-radius: var(--r-lg);
  background: var(--glass-bg);
  -webkit-backdrop-filter: var(--blur);
  backdrop-filter: var(--blur);
  border: 1px solid var(--glass-edge);
  box-shadow: var(--shadow-glass), inset 0 1px 0 var(--glass-highlight);
  font-size: 14px;
  font-weight: 500;
  color: var(--text-2);
}

.total-bar strong {
  font-size: 21px;
  font-weight: 700;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
  color: var(--green);
}

/* ===== Loading ===== */
.loading-msg {
  padding: 48px;
  text-align: center;
  color: var(--text-3);
}

/* ===== Entry List (inset grouped glass panel) ===== */
.entry-list {
  flex: 1;
  margin: 12px;
  padding: 4px 0;
  border-radius: var(--r-lg);
  background: var(--glass-bg);
  -webkit-backdrop-filter: var(--blur);
  backdrop-filter: var(--blur);
  border: 1px solid var(--glass-edge);
  box-shadow: var(--shadow-glass), inset 0 1px 0 var(--glass-highlight);
  overflow: hidden;
  margin-bottom: calc(96px + env(safe-area-inset-bottom));
}

.week-badge {
  min-width: 30px;
  text-align: right;
  font-size: 10px;
  font-weight: 700;
  color: var(--text-3);
  letter-spacing: 0.02em;
  font-variant-numeric: tabular-nums;
}

.day-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 16px;
  border-bottom: 1px solid var(--hairline);
  background: transparent;
  min-height: 58px;
  transition: background 0.12s;
}
.day-row:last-child { border-bottom: none; }
.day-row:active { background: var(--fill); }

.day-weekend {
  opacity: 0.52;
}

.day-today {
  background: color-mix(in srgb, var(--accent) 12%, transparent);
}

.day-today .day-num {
  background: linear-gradient(180deg, var(--accent-strong), var(--accent-dark));
  color: #fff;
  border-radius: 50%;
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 3px 10px color-mix(in srgb, var(--accent) 45%, transparent),
              inset 0 1px 0 rgba(255, 255, 255, 0.4);
}

.day-label {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 42px;
  gap: 2px;
}

.day-name {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.day-num {
  font-size: 17px;
  font-weight: 600;
  color: var(--text);
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-variant-numeric: tabular-nums;
}

.day-entry {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.entry-times {
  font-size: 15px;
  font-weight: 500;
  color: var(--text);
  font-variant-numeric: tabular-nums;
}

.entry-lunch {
  font-size: 12px;
  color: var(--text-3);
}

.entry-worked {
  margin-left: auto;
  font-size: 16px;
  font-weight: 700;
  color: var(--green);
  font-variant-numeric: tabular-nums;
}

.day-empty {
  flex: 1;
}

.empty-label {
  color: var(--text-3);
}

.edit-btn {
  background: var(--fill);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  border: 1px solid var(--glass-edge);
  color: var(--accent);
  width: 34px;
  height: 34px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background 0.15s, transform 0.12s;
}
.edit-btn:hover { background: var(--fill-strong); }
.edit-btn:active { transform: scale(0.9); }

/* ===== Modal (glass sheet) ===== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.32);
  -webkit-backdrop-filter: blur(2px);
  backdrop-filter: blur(2px);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  z-index: 100;
  padding: 0;
}

@media (min-width: 600px) {
  .modal-overlay {
    align-items: center;
    padding: 24px;
  }
}

.modal-card {
  position: relative;
  background: var(--glass-bg-strong);
  -webkit-backdrop-filter: var(--blur-strong);
  backdrop-filter: var(--blur-strong);
  border: 1px solid var(--glass-edge);
  border-bottom: none;
  border-radius: var(--r-xl) var(--r-xl) 0 0;
  padding: 28px 20px calc(24px + env(safe-area-inset-bottom));
  width: 100%;
  max-width: 480px;
  max-height: 92dvh;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  box-shadow: var(--shadow-float), inset 0 1px 0 var(--glass-highlight);
  animation: sheet-up 0.32s cubic-bezier(0.22, 1, 0.36, 1);
}

/* Grabber handle */
.modal-card::before {
  content: "";
  position: absolute;
  top: 9px;
  left: 50%;
  transform: translateX(-50%);
  width: 38px;
  height: 5px;
  border-radius: 3px;
  background: var(--text-3);
}

@keyframes sheet-up {
  from { transform: translateY(100%); }
  to { transform: translateY(0); }
}

@media (min-width: 600px) {
  .modal-card {
    border: 1px solid var(--glass-edge);
    border-radius: var(--r-xl);
    padding-bottom: 24px;
    animation: sheet-pop 0.25s cubic-bezier(0.22, 1, 0.36, 1);
  }
  .modal-card::before { display: none; }
}

@keyframes sheet-pop {
  from { transform: scale(0.94); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

.modal-title {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
  margin-bottom: 20px;
  text-transform: capitalize;
}

.form-row {
  display: flex;
  gap: 12px;
}
.form-row .field { flex: 1; }

.worked-preview {
  font-size: 14px;
  color: var(--text-2);
  background: color-mix(in srgb, var(--green) 16%, transparent);
  border: 1px solid color-mix(in srgb, var(--green) 28%, transparent);
  border-radius: var(--r-sm);
  padding: 10px 14px;
  margin-bottom: 16px;
}
.worked-preview strong {
  color: var(--green);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.modal-actions {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-top: 18px;
}

.spacer { flex: 1; }

.modal-actions .btn {
  width: auto;
  padding: 12px 18px;
}

/* ===== FAB (prominent glass) ===== */
.fab-today {
  position: fixed;
  bottom: calc(24px + env(safe-area-inset-bottom));
  right: 20px;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: linear-gradient(180deg, var(--accent-strong), var(--accent-dark));
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.3);
  font-size: 30px;
  font-weight: 300;
  line-height: 1;
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  box-shadow: 0 10px 28px color-mix(in srgb, var(--accent) 45%, transparent),
              inset 0 1px 0 rgba(255, 255, 255, 0.5);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 50;
  transition: filter 0.15s, transform 0.12s;
}
.fab-today:hover { filter: brightness(1.06); }
.fab-today:active { transform: scale(0.92); }

/* ===== Tappable day rows ===== */
.day-row[role="button"] { cursor: pointer; }
.day-row[role="button"]:focus-visible {
  outline: none;
  box-shadow: inset 0 0 0 2px var(--accent);
}

.day-trailing {
  display: flex;
  align-items: center;
  gap: 9px;
  flex-shrink: 0;
}

.day-chevron {
  width: 24px;
  text-align: center;
  color: var(--text-3);
  font-size: 22px;
  font-weight: 400;
  line-height: 1;
}

.pending-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 22%, transparent);
  flex-shrink: 0;
}

/* ===== Time wheels (the headline control) ===== */
.wheels { margin: 2px 0 14px; }

.wheel-labels {
  display: flex;
  gap: 8px;
  margin-bottom: 7px;
}
.wheel-labels span {
  flex: 1;
  text-align: center;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-3);
}
.wheel-labels span:nth-child(2) { flex: 0 0 24px; }

.wheels-track {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.wheel {
  position: relative;
  z-index: 1;
  flex: 1;
  min-width: 0;
  height: 132px;               /* 3 rows * 44px (ROW_H in app.js) */
  overflow-y: scroll;
  scroll-snap-type: y mandatory;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  -webkit-mask-image: linear-gradient(180deg, transparent, #000 26%, #000 74%, transparent);
          mask-image: linear-gradient(180deg, transparent, #000 26%, #000 74%, transparent);
}
.wheel::-webkit-scrollbar { display: none; }

.wheel-pad { height: 44px; }   /* one row of padding so the ends can center */

.wheel-item {
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  scroll-snap-align: center;
  font-size: 23px;
  font-weight: 600;
  letter-spacing: -0.01em;
  font-variant-numeric: tabular-nums;
  color: var(--text-3);
  transition: color 0.16s ease, transform 0.16s ease;
}
.wheel-item.is-sel {
  color: var(--text);
  transform: scale(1.08);
}

.wheel-arrow {
  flex: 0 0 24px;
  text-align: center;
  color: var(--text-3);
  font-size: 17px;
}

/* Center selection band — sits behind the crisp numbers */
.wheel-band {
  position: absolute;
  z-index: 0;
  left: 0;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  height: 44px;
  pointer-events: none;
  border-radius: var(--r-sm);
  background: var(--glass-bg-faint);
  border: 1px solid var(--glass-edge);
  box-shadow: inset 0 1px 0 var(--glass-highlight),
              inset 0 -1px 0 color-mix(in srgb, var(--text) 6%, transparent);
}

/* ===== "Type instead" link ===== */
.link-btn {
  display: block;
  margin: 0 auto 14px;
  background: none;
  border: none;
  color: var(--accent);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  padding: 6px 10px;
}
.link-btn:active { opacity: 0.6; }

/* ===== Chips (lunch + presets) ===== */
.chip-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
}
.chip-row-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-2);
  margin-right: 2px;
}

.chip {
  min-height: 40px;
  padding: 0 15px;
  border-radius: 20px;
  background: var(--fill);
  border: 1px solid var(--glass-edge);
  color: var(--text);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: -0.01em;
  cursor: pointer;
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  -webkit-user-select: none;
  user-select: none;
  transition: transform 0.12s, background 0.15s, color 0.15s, border-color 0.15s, box-shadow 0.15s;
}
.chip:active { transform: scale(0.94); }
.chip.active {
  background: linear-gradient(180deg, var(--accent-strong), var(--accent-dark));
  color: #fff;
  border-color: rgba(255, 255, 255, 0.25);
  box-shadow: 0 5px 16px color-mix(in srgb, var(--accent) 36%, transparent),
              inset 0 1px 0 rgba(255, 255, 255, 0.35);
}
.chip.add {
  color: var(--accent);
  font-size: 19px;
  padding: 0 14px;
}

.lunch-custom {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: -2px 0 12px;
}
.lunch-custom input {
  width: 96px;
  padding: 11px 13px;
  border: 1px solid var(--glass-edge);
  border-radius: var(--r-sm);
  background: var(--field-bg);
  color: var(--text);
  font-size: 16px;
  font-variant-numeric: tabular-nums;
  -webkit-appearance: none;
  appearance: none;
}
.lunch-custom span { color: var(--text-2); font-size: 14px; }

/* ===== Duration slider ===== */
.duration { margin: 4px 0 14px; }

.duration-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 16px;
  border-radius: 8px;
  background: var(--fill-strong);
  border: 1px solid var(--glass-edge);
  box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.12);
  outline: none;
  cursor: pointer;
}
.duration-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: radial-gradient(120% 120% at 50% 25%, #ffffff, #e9edf5);
  border: 1px solid var(--glass-edge);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.28), inset 0 1px 0 #fff;
  cursor: grab;
}
.duration-slider::-webkit-slider-thumb:active { cursor: grabbing; }
.duration-slider::-moz-range-thumb {
  width: 32px;
  height: 32px;
  border: 1px solid var(--glass-edge);
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.28);
}
.duration-slider:disabled { opacity: 0.5; }

.duration-readout {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-top: 11px;
  font-size: 14px;
  color: var(--text-2);
}
.duration-readout strong {
  font-size: 25px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--green);
  font-variant-numeric: tabular-nums;
}
.duration-readout strong.invalid { color: var(--red); }

/* ===== Liquid Glass polish: specular sheen on key surfaces ===== */
.modal-card::after,
.total-bar::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.45), rgba(255, 255, 255, 0) 38%);
  opacity: 0.6;
}
@media (prefers-color-scheme: dark) {
  .modal-card::after,
  .total-bar::after { opacity: 0.2; }
}

/* ===== Accessibility / performance fallbacks ===== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

@media (prefers-reduced-transparency: reduce) {
  :root {
    --glass-bg: rgba(244, 246, 252, 0.97);
    --glass-bg-strong: rgba(246, 248, 253, 0.99);
    --glass-bg-faint: rgba(255, 255, 255, 0.9);
    --field-bg: rgba(255, 255, 255, 0.96);
  }
  .glass, .login-card, .app-header, .total-bar, .entry-list, .modal-card,
  .field input, .nav-btn, .today-btn, .logout-btn, .chip, .fab-today,
  .modal-overlay, .duration-slider {
    -webkit-backdrop-filter: none !important;
    backdrop-filter: none !important;
  }
  .modal-card::after, .total-bar::after { display: none; }
}
@media (prefers-reduced-transparency: reduce) and (prefers-color-scheme: dark) {
  :root {
    --glass-bg: rgba(26, 26, 32, 0.98);
    --glass-bg-strong: rgba(32, 32, 40, 0.99);
    --glass-bg-faint: rgba(48, 48, 58, 0.92);
    --field-bg: rgba(20, 20, 26, 0.96);
  }
}