.timer-utility-page {
  --timer-bg: #08111f;
  --timer-panel: #111f33;
  --timer-panel-soft: #182a42;
  --timer-border: #334a67;
  --timer-text: #f6f8fc;
  --timer-muted: #aebed2;
  --timer-primary: #1f76ff;
  --timer-success: #1f9d66;
  background: #f5f7fa;
  color: #243142;
  min-height: 100vh;
  padding: 2rem 0 4rem;
}

.timer-utility-container {
  max-width: 1180px;
}

.timer-utility-header {
  margin: 0 auto 1.4rem;
  max-width: 900px;
  text-align: center;
}

.timer-utility-header h1 {
  color: #172335;
  font-size: clamp(2rem, 5vw, 3.4rem);
  font-weight: 800;
  margin-bottom: 0.6rem;
}

.timer-utility-header p {
  color: #596779;
  font-size: 1.1rem;
  margin: 0 auto;
  max-width: 760px;
}

.timer-tool-panel {
  background:
    radial-gradient(circle at top, rgba(36, 85, 141, 0.34), transparent 45%),
    var(--timer-bg);
  border-radius: 24px;
  box-shadow: 0 20px 55px rgba(18, 32, 51, 0.2);
  color: var(--timer-text);
  margin: 0 auto;
  max-width: 940px;
  min-height: 430px;
  padding: clamp(1.4rem, 4vw, 3rem);
  position: relative;
  text-align: center;
}

.timer-tool-exit {
  background: rgba(8, 17, 31, 0.72);
  border: 1px solid var(--timer-border);
  border-radius: 999px;
  color: var(--timer-text);
  font-size: 1.8rem;
  height: 48px;
  position: absolute;
  right: 1rem;
  top: 1rem;
  width: 48px;
  z-index: 5;
}

.timer-tool-panel:fullscreen,
.timer-tool-panel:-webkit-full-screen,
.timer-tool-panel.timer-tool-panel--focus {
  align-items: center;
  border-radius: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  max-width: none;
  min-height: 100vh;
  width: 100vw;
}

body.timer-utility-focus {
  overflow: hidden;
}

body.timer-utility-focus .timer-tool-panel.timer-tool-panel--focus {
  inset: 0;
  overflow-y: auto;
  position: fixed;
  z-index: 9999;
}

.counter-tool__status {
  align-items: center;
  color: var(--timer-muted);
  display: flex;
  font-weight: 700;
  gap: 0.55rem;
  justify-content: center;
}

.counter-tool__status-dot {
  background: #7991ac;
  border-radius: 50%;
  box-shadow: 0 0 0 7px rgba(121, 145, 172, 0.12);
  height: 12px;
  width: 12px;
}

.counter-tool__status-dot.is-saved {
  background: #35c985;
  box-shadow: 0 0 0 7px rgba(53, 201, 133, 0.13);
}

.counter-tool__display {
  color: var(--timer-text);
  display: block;
  font-size: clamp(5.5rem, 18vw, 12rem);
  font-variant-numeric: tabular-nums;
  font-weight: 800;
  letter-spacing: -0.06em;
  line-height: 1;
  margin: 1.2rem auto 1.5rem;
  max-width: 100%;
  overflow-wrap: anywhere;
}

.counter-tool__actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
}

.counter-action {
  border: 0;
  border-radius: 18px;
  color: white;
  font-size: 3rem;
  font-weight: 700;
  height: 92px;
  line-height: 1;
  min-width: 150px;
  transition: transform 120ms ease, filter 120ms ease;
}

.counter-action:hover,
.counter-action:focus-visible {
  filter: brightness(1.1);
  transform: translateY(-2px);
}

.counter-action:active {
  transform: translateY(1px) scale(0.98);
}

.counter-action--primary {
  background: var(--timer-primary);
}

.counter-action--secondary {
  background: #43566e;
}

.counter-tool__settings {
  align-items: end;
  display: grid;
  gap: 0.5rem 0.8rem;
  grid-template-columns: minmax(170px, 2fr) minmax(100px, 1fr);
  margin: 1.5rem auto 0;
  max-width: 540px;
  text-align: left;
}

.counter-tool__settings label {
  color: var(--timer-muted);
  font-size: 0.9rem;
  font-weight: 700;
}

.counter-tool__settings .form-control,
.date-countdown-form .form-control {
  background: var(--timer-panel);
  border: 1px solid var(--timer-border);
  color: var(--timer-text);
  min-height: 48px;
}

.counter-tool__settings .form-control:focus,
.date-countdown-form .form-control:focus {
  background: var(--timer-panel);
  border-color: #78aaff;
  box-shadow: 0 0 0 0.2rem rgba(31, 118, 255, 0.2);
  color: var(--timer-text);
}

.counter-tool__shortcuts,
.date-countdown-note {
  color: var(--timer-muted);
  font-size: 0.88rem;
  margin: 1rem 0 0;
}

.timer-tool-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  justify-content: center;
  margin-top: 1.35rem;
}

.timer-tool-buttons .btn {
  border-radius: 12px;
  font-weight: 700;
  min-height: 46px;
  padding: 0.65rem 1.15rem;
}

.timer-tool-feedback {
  color: #9fd5ff;
  margin: 0.8rem 0 0;
  min-height: 1.5rem;
}

.date-countdown-presets {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  justify-content: center;
  margin-bottom: 1.4rem;
}

.date-countdown-preset {
  background: var(--timer-panel);
  border: 1px solid var(--timer-border);
  border-radius: 999px;
  color: var(--timer-muted);
  font-weight: 700;
  padding: 0.58rem 0.95rem;
}

.date-countdown-preset.is-active,
.date-countdown-preset:hover,
.date-countdown-preset:focus-visible {
  background: var(--timer-primary);
  border-color: var(--timer-primary);
  color: white;
}

.date-countdown-form {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr 1fr;
  margin: 0 auto 1.5rem;
  max-width: 720px;
  text-align: left;
}

.date-countdown-field label {
  color: var(--timer-muted);
  display: block;
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 0.45rem;
}

.date-countdown-summary p {
  color: var(--timer-muted);
  font-size: 1.1rem;
  font-weight: 700;
  margin: 0;
}

.date-countdown-summary time {
  align-items: baseline;
  display: flex;
  justify-content: center;
  line-height: 1;
  margin: 0.5rem 0 1rem;
}

.date-countdown-summary time span {
  font-size: clamp(4.8rem, 15vw, 9rem);
  font-variant-numeric: tabular-nums;
  font-weight: 800;
  letter-spacing: -0.05em;
}

.date-countdown-summary time small {
  color: var(--timer-muted);
  font-size: clamp(1.2rem, 3vw, 2rem);
  font-weight: 700;
  margin-left: 0.6rem;
}

.date-countdown-parts {
  display: grid;
  gap: 0.7rem;
  grid-template-columns: repeat(4, minmax(90px, 1fr));
  margin: 0 auto;
  max-width: 720px;
}

.date-countdown-part {
  background: var(--timer-panel);
  border: 1px solid var(--timer-border);
  border-radius: 14px;
  padding: 0.8rem;
}

.date-countdown-part strong {
  display: block;
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-variant-numeric: tabular-nums;
}

.date-countdown-part span {
  color: var(--timer-muted);
  font-size: 0.82rem;
}

.date-countdown-part--workdays {
  border-color: rgba(53, 201, 133, 0.55);
}

.timer-utility-ad {
  margin: 1.4rem auto;
  min-height: 90px;
  text-align: center;
}

.timer-utility-layout {
  margin-top: 0.5rem;
}

.timer-utility-content {
  background: white;
  border: 1px solid #dce3eb;
  border-radius: 18px;
  overflow: hidden;
}

.timer-utility-section {
  padding: clamp(1.3rem, 3vw, 2rem);
}

.timer-utility-section + .timer-utility-section {
  border-top: 1px solid #e3e8ef;
}

.timer-utility-section h2 {
  color: #1d2b3d;
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 800;
  margin-bottom: 1rem;
}

.timer-utility-section p,
.timer-utility-section li {
  color: #4d5d70;
  line-height: 1.75;
}

.timer-use-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(3, 1fr);
}

.timer-use-card {
  background: #f5f8fc;
  border: 1px solid #dce5ef;
  border-radius: 14px;
  padding: 1rem;
}

.timer-use-card strong {
  color: #24364b;
  display: block;
  margin-bottom: 0.4rem;
}

.timer-use-card p {
  margin: 0;
}

.timer-cluster-links {
  border-top: 1px solid #e3e8ef;
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  padding: 1.2rem clamp(1.3rem, 3vw, 2rem);
}

.timer-cluster-links a {
  background: #eef4ff;
  border-radius: 999px;
  color: #1858b5;
  font-weight: 700;
  padding: 0.55rem 0.9rem;
  text-decoration: none;
}

.timer-utility-sidebar {
  margin-top: 0;
}

@media (max-width: 767px) {
  .timer-utility-page {
    padding-top: 1rem;
  }

  .timer-tool-panel {
    border-radius: 18px;
    min-height: 0;
    padding: 1.25rem 1rem 1.5rem;
  }

  .counter-action {
    height: 78px;
    min-width: 42%;
  }

  .counter-tool__settings,
  .date-countdown-form {
    grid-template-columns: 1fr;
  }

  .date-countdown-parts {
    grid-template-columns: repeat(2, 1fr);
  }

  .timer-use-grid {
    grid-template-columns: 1fr;
  }

  .date-countdown-presets {
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: 0.35rem;
  }

  .date-countdown-preset {
    flex: 0 0 auto;
  }
}