.app-shell {
  width: 100%;
  min-height: 100vh;
  margin: 0;
  padding: 0 0 64px;
}

main {
  width: min(1540px, calc(100% - 36px));
  margin: 0 auto;
  padding-top: 46px;
}

.page[hidden] {
  display: none !important;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  gap: 22px;
  align-items: center;
  min-height: 74px;
  padding: 14px clamp(18px, 4.2vw, 76px);
  border-bottom: 1px solid rgba(220, 238, 230, 0.86);
  background: rgba(255, 255, 255, 0.86);
  box-shadow: 0 12px 34px rgba(6, 78, 59, 0.07);
  backdrop-filter: blur(22px);
}

.brand {
  justify-self: start;
  display: inline-flex;
  gap: 12px;
  align-items: center;
}

.brand img {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  box-shadow: 0 12px 28px rgba(6, 78, 59, 0.24);
}

.brand span {
  display: inline-flex;
  gap: 7px;
  align-items: baseline;
  line-height: 1.05;
}

.brand strong,
.brand small {
  font-size: clamp(1rem, 1.1vw, 1.12rem);
  font-weight: 950;
  letter-spacing: 0.085em;
}

.brand strong {
  color: var(--primary-mid);
}

.brand small {
  color: var(--text-strong);
}

.main-nav {
  justify-self: center;
  display: inline-flex;
  gap: 4px;
  padding: 5px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 8px 24px rgba(6, 78, 59, 0.06);
}

.main-nav a {
  display: inline-flex;
  gap: 9px;
  align-items: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 999px;
  color: var(--muted-strong);
  font-size: 0.94rem;
  font-weight: 850;
  transition: background 0.18s ease, box-shadow 0.18s ease, color 0.18s ease, transform 0.18s ease;
}

.nav-icon {
  width: 19px;
  height: 19px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2.2;
}

.main-nav a.is-active,
.main-nav a:hover {
  color: #ffffff;
  background: var(--primary-gradient);
  box-shadow: var(--shadow-primary);
  transform: translateY(-1px);
}

.header-actions {
  justify-self: end;
  display: inline-flex;
  gap: 12px;
  align-items: center;
}

.theme-button,
.login-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.82);
  color: var(--primary-strong);
}

.theme-button {
  width: 46px;
  height: 46px;
}

.theme-button svg {
  width: 21px;
  height: 21px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2;
}

.login-button {
  min-width: 128px;
  min-height: 46px;
  padding: 0 20px;
  color: var(--primary-mid);
  border-color: rgba(4, 120, 87, 0.24);
  font-weight: 900;
}

.landing-hero {
  display: grid;
  grid-template-columns: minmax(360px, 0.85fr) minmax(640px, 1.35fr);
  gap: clamp(24px, 4vw, 52px);
  align-items: center;
  min-height: calc(100vh - 138px);
  padding: clamp(22px, 3vw, 46px) 0 20px;
}

.landing-copy {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 26px;
}

.landing-copy h1 {
  max-width: 620px;
  margin: 0;
  color: var(--text-strong);
  font-size: clamp(2.4rem, 4.2vw, 5.2rem);
  line-height: 1.3;
  letter-spacing: -0.048em;
}

.landing-copy h1 span {
  display: inline-block;
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-lead {
  max-width: 620px;
  margin: -8px 0 0;
  color: var(--muted-strong);
  font-size: clamp(1rem, 1.3vw, 1.16rem);
  line-height: 1.72;
}

.feature-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  max-width: 690px;
}

.preview-panel,
.panel,
.create-card,
.settings-hero,
.edit-dialog form {
  border: 1px solid rgba(255, 255, 255, 0.78);
  background: var(--surface);
  box-shadow: var(--shadow);
  backdrop-filter: blur(22px);
}

.preview-panel {
  position: relative;
  min-height: 660px;
  padding: clamp(22px, 3.3vw, 36px);
  border-radius: 34px;
}

.preview-panel::after {
  position: absolute;
  right: -70px;
  bottom: -90px;
  z-index: -1;
  width: 360px;
  height: 360px;
  content: "";
  border-radius: 999px;
  background: radial-gradient(circle, rgba(16, 185, 129, 0.18), transparent 68%);
}

.preview-head {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 22px;
}

.preview-head h2 {
  margin: 0 0 7px;
  font-size: clamp(1.25rem, 1.8vw, 1.6rem);
  letter-spacing: -0.04em;
}

.preview-head p {
  margin: 0;
  color: var(--muted-strong);
  font-weight: 650;
}

.preview-month {
  position: relative;
  min-width: 260px;
}

.preview-month > button {
  display: inline-flex;
  gap: 10px;
  align-items: center;
  width: 100%;
  min-height: 52px;
  padding: 0 16px;
  border: 1px solid var(--primary-border);
  border-radius: 16px;
  color: var(--text);
  background: #ffffff;
  font-weight: 900;
}

.preview-month svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: var(--primary-mid);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2.2;
}

.preview-month-popover {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  z-index: 3;
  width: 310px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 28px 70px rgba(6, 78, 59, 0.14);
}

.preview-month-popover header,
.preview-month-popover footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.preview-month-popover header {
  margin-bottom: 12px;
}

.preview-month-popover header span,
.preview-month-popover footer small {
  color: var(--primary-mid);
  font-weight: 900;
}

.preview-month-popover div {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
}

.preview-month-popover div span {
  display: grid;
  place-items: center;
  min-height: 38px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #ffffff;
  font-size: 0.82rem;
  font-weight: 850;
}

.preview-month-popover div span.active {
  color: #ffffff;
  border-color: transparent;
  background: var(--primary-gradient);
  box-shadow: 0 12px 22px rgba(6, 78, 59, 0.22);
}

.preview-month-popover footer {
  margin-top: 16px;
}

.preview-stats,
.summary-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.preview-stats article {
  min-height: 146px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 14px 34px rgba(6, 78, 59, 0.06);
}

.preview-stats small,
.preview-stats em {
  display: block;
  color: var(--muted);
  font-style: normal;
  font-weight: 750;
}

.preview-stats strong {
  display: block;
  margin: 7px 0;
  font-size: clamp(1.15rem, 1.4vw, 1.32rem);
  letter-spacing: -0.04em;
}

.mini-icon {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  margin-bottom: 22px;
  border-radius: 14px;
  background: var(--primary-gradient-soft);
}

.mini-icon::before {
  width: 18px;
  height: 18px;
  content: "";
  border-radius: 5px;
  background: var(--primary-gradient);
}

.mini-icon.check::before {
  border-radius: 999px;
}

.preview-table {
  margin-top: 26px;
}

.preview-table-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.preview-table-head h3 {
  margin: 0;
}

.preview-table-head button {
  min-height: 40px;
  padding: 0 14px;
  border: 1px solid var(--primary-border);
  border-radius: 12px;
  color: var(--primary-mid);
  background: var(--primary-soft);
  font-weight: 900;
}

.preview-table table {
  width: 100%;
  border-collapse: collapse;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #ffffff;
}

.preview-table th,
.preview-table td {
  padding: 13px 12px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  font-size: 0.82rem;
}

.preview-table th {
  color: var(--muted);
  background: #f6fbf8;
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.preview-table tr:last-child td {
  border-bottom: 0;
}

.manager-hero {
  display: flex;
  gap: 24px;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 22px;
  padding: clamp(24px, 3vw, 34px);
  border: 1px solid rgba(255, 255, 255, 0.78);
  border-radius: var(--radius-xl);
  background: var(--surface);
  box-shadow: var(--shadow);
  backdrop-filter: blur(22px);
}

.manager-hero h1 {
  margin: 12px 0 8px;
  font-size: clamp(2rem, 4vw, 4rem);
  line-height: 1.3;
  letter-spacing: -0.00em;
}

.manager-hero p:last-child {
  margin: 0;
  color: var(--muted-strong);
  font-weight: 650;
}

.summary-grid {
  margin: 22px 0;
}

.panel {
  padding: 24px;
  border-radius: var(--radius-xl);
}

.panel-heading {
  display: flex;
  gap: 18px;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
}

.section-kicker {
  margin: 0 0 6px;
  color: var(--primary-mid);
  font-size: 0.77rem;
  font-weight: 950;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.panel-heading h2,
.settings-hero h1 {
  margin: 0;
  font-size: clamp(1.35rem, 2vw, 2.05rem);
  letter-spacing: -0.045em;
}

.filters {
  display: grid;
  grid-template-columns: minmax(260px, 1.4fr) repeat(3, minmax(170px, 0.7fr));
  gap: 12px;
  align-items: end;
  margin-bottom: 18px;
}

.table-wrap {
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: var(--surface-solid);
}

.settings-hero {
  max-width: 980px;
  padding: clamp(28px, 5vw, 56px);
  border-radius: var(--radius-xl);
}

.settings-hero p:last-child {
  max-width: 680px;
  color: var(--muted-strong);
  line-height: 1.7;
}

@media (max-width: 1240px) {
  .landing-hero {
    grid-template-columns: 1fr;
  }

  .preview-panel {
    min-height: auto;
  }
}

@media (max-width: 980px) {
  .site-header {
    grid-template-columns: 1fr auto;
    gap: 14px;
  }

  .main-nav {
    grid-column: 1 / -1;
    order: 3;
    width: 100%;
    justify-content: center;
  }

  .feature-row,
  .preview-stats,
  .summary-grid,
  .filters {
    grid-template-columns: 1fr;
  }

  .preview-head,
  .manager-hero,
  .panel-heading {
    align-items: flex-start;
    flex-direction: column;
  }

  .preview-month,
  .manager-hero .btn {
    width: 100%;
  }
}

@media (max-width: 680px) {
  main {
    width: min(100% - 20px, 1540px);
    padding-top: 22px;
  }

  .site-header {
    position: static;
    grid-template-columns: 1fr;
    padding: 12px;
  }

  .brand,
  .header-actions {
    justify-self: stretch;
    justify-content: space-between;
  }

  .main-nav {
    overflow-x: auto;
    justify-content: flex-start;
  }

  .main-nav a {
    min-width: max-content;
  }

  .landing-copy h1 {
    font-size: clamp(2.55rem, 14vw, 4.2rem);
  }

  .create-form,
  .created-link-box div {
    grid-template-columns: 1fr;
  }

  .preview-month-popover,
  .month-popover {
    right: 0;
    width: 100%;
  }
}