:root {
  --ink: #1d1e1a;
  --paper: #f6f1e8;
  --sand: #d8c6a5;
  --amber: #e0a33b;
  --amber-deep: #b86915;
  --teal: #0f6c78;
  --teal-soft: #8fd4d2;
  --alert: #b3362d;
  --ok: #2f7d4d;
  --panel: rgba(255, 248, 237, 0.84);
  --line: rgba(29, 30, 26, 0.12);
  --shadow: 0 24px 60px rgba(60, 42, 12, 0.18);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  font-family: "Avenir Next", "Segoe UI", "Trebuchet MS", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(224, 163, 59, 0.32), transparent 28%),
    radial-gradient(circle at right 20%, rgba(15, 108, 120, 0.18), transparent 24%),
    linear-gradient(180deg, #efe4cf 0%, #f7f2ea 38%, #f3ebdf 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(29, 30, 26, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(29, 30, 26, 0.03) 1px, transparent 1px);
  background-size: 28px 28px;
  mask-image: radial-gradient(circle at center, black 45%, transparent 100%);
}

a {
  color: inherit;
}

.page-shell {
  width: min(1240px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 2rem 0 3rem;
}

.hero,
.panel,
.machine-panel,
.auth-card,
.admin-shell {
  position: relative;
  overflow: hidden;
  background: var(--panel);
  border: 1px solid rgba(255, 255, 255, 0.55);
  border-radius: 28px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(260px, 1fr);
  gap: 1.5rem;
  padding: 2rem;
  margin-bottom: 1.5rem;
}

.hero__actions {
  grid-column: 1 / -1;
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.hero__lede,
.panel p,
.slot-card__metrics p,
.admin-shell p,
.field-help,
.auth-card p {
  color: rgba(29, 30, 26, 0.72);
  line-height: 1.55;
}

.eyebrow {
  margin: 0 0 0.35rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-size: 0.75rem;
  color: rgba(29, 30, 26, 0.52);
}

h1,
h2,
h3 {
  margin: 0;
  font-family: "Gill Sans", "Trebuchet MS", sans-serif;
  font-weight: 700;
}

h1 {
  font-size: clamp(2.3rem, 5vw, 4.4rem);
  line-height: 0.95;
  max-width: 11ch;
}

h2 {
  font-size: 1.45rem;
}

.hero__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  align-content: start;
}

.stat-card {
  padding: 1rem;
  border-radius: 22px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.78), rgba(255, 255, 255, 0.35));
  border: 1px solid rgba(29, 30, 26, 0.08);
}

.stat-card strong {
  display: block;
  margin-top: 0.35rem;
  font-size: 2rem;
}

.stat-card--alert strong {
  color: var(--alert);
}

.button,
button {
  appearance: none;
  border: 0;
  cursor: pointer;
  text-decoration: none;
  font: inherit;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0.8rem 1.15rem;
  border-radius: 999px;
  transition: transform 140ms ease, box-shadow 140ms ease, background 140ms ease;
}

.button:hover,
button:hover {
  transform: translateY(-1px);
}

.button--primary {
  color: white;
  background: linear-gradient(135deg, var(--amber-deep), var(--amber));
  box-shadow: 0 12px 22px rgba(184, 105, 21, 0.28);
}

.button--ghost {
  background: rgba(255, 255, 255, 0.52);
  border: 1px solid rgba(29, 30, 26, 0.08);
}

.dashboard {
  display: grid;
  gap: 1.5rem;
}

.panel {
  padding: 1.5rem;
}

.panel__header,
.machine-panel__head,
.admin-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
}

.panel--controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.chip-row {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.chip {
  min-height: 40px;
  padding: 0.65rem 0.95rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.68);
  color: rgba(29, 30, 26, 0.72);
  border: 1px solid rgba(29, 30, 26, 0.08);
}

.chip--active {
  background: linear-gradient(135deg, var(--teal), #124f58);
  color: white;
}

.machine-grid,
.slot-grid {
  display: grid;
  gap: 1rem;
}

.machine-grid {
  grid-template-columns: 1fr;
}

.machine-panel {
  padding: 1.4rem;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.85), rgba(239, 228, 207, 0.55));
}

.slot-grid {
  margin-top: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.slot-card {
  display: grid;
  gap: 1rem;
  padding: 1rem;
  border-radius: 24px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.72);
}

.slot-card--critical {
  background: linear-gradient(180deg, rgba(255, 234, 233, 0.96), rgba(255, 246, 238, 0.9));
  border-color: rgba(179, 54, 45, 0.18);
}

.slot-card--ok {
  background: linear-gradient(180deg, rgba(237, 252, 245, 0.92), rgba(255, 255, 255, 0.78));
  border-color: rgba(47, 125, 77, 0.14);
}

.slot-card__head,
.slot-card__body {
  display: flex;
  gap: 1rem;
  justify-content: space-between;
}

.slot-card__label {
  margin: 0 0 0.25rem;
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: rgba(29, 30, 26, 0.5);
}

.status-pill {
  display: inline-flex;
  align-items: center;
  height: fit-content;
  padding: 0.4rem 0.7rem;
  border-radius: 999px;
  font-size: 0.85rem;
}

.status-pill--critical {
  background: rgba(179, 54, 45, 0.14);
  color: var(--alert);
}

.status-pill--ok {
  background: rgba(47, 125, 77, 0.14);
  color: var(--ok);
}

.status-pill--unknown {
  background: rgba(29, 30, 26, 0.08);
  color: rgba(29, 30, 26, 0.62);
}

.fill-tube {
  position: relative;
  width: 82px;
  min-width: 82px;
  height: 190px;
  border-radius: 32px;
  padding: 8px;
  background: linear-gradient(180deg, rgba(29, 30, 26, 0.08), rgba(255, 255, 255, 0.72));
  border: 1px solid rgba(29, 30, 26, 0.08);
  overflow: hidden;
}

.fill-tube__liquid {
  position: absolute;
  inset: auto 8px 8px;
  border-radius: 24px;
  background: linear-gradient(180deg, var(--amber), #f2d785 60%, #fee6b7);
  box-shadow: inset 0 12px 24px rgba(255, 255, 255, 0.34);
}

.slot-card--critical .fill-tube__liquid {
  background: linear-gradient(180deg, #d55b51, #f4a38e 62%, #ffd8d1);
}

.slot-card--ok .fill-tube__liquid {
  background: linear-gradient(180deg, var(--teal), var(--teal-soft) 62%, #e2f7f5);
}

.fill-tube__gloss {
  position: absolute;
  top: 14px;
  left: 16px;
  width: 18px;
  height: 120px;
  border-radius: 999px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.75), transparent);
}

.slot-card__metrics {
  display: grid;
  gap: 0.25rem;
  align-content: start;
}

.slot-card__metrics strong,
.timestamp {
  color: var(--ink);
}

.alert-list {
  display: grid;
  gap: 0.8rem;
}

.alert-entry {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  padding: 1rem 1.15rem;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.64);
  border: 1px solid var(--line);
}

.alert-entry--critical {
  border-color: rgba(179, 54, 45, 0.2);
}

.alert-entry--ok {
  border-color: rgba(47, 125, 77, 0.18);
}

.alert-entry__title {
  margin: 0 0 0.2rem;
  font-weight: 700;
}

.empty-state {
  margin: 0;
  padding: 1rem;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.55);
}

.auth-page,
.admin-page {
  width: min(1180px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 2rem 0 3rem;
}

.auth-card {
  width: min(520px, 100%);
  margin: 8vh auto 0;
  padding: 2rem;
}

.auth-card form,
.admin-form {
  display: grid;
  gap: 1rem;
}

.admin-shell {
  padding: 1.5rem;
  display: grid;
  gap: 1.5rem;
}

.admin-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.form-section {
  padding: 1.2rem;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.64);
  border: 1px solid var(--line);
}

.field-grid {
  display: grid;
  gap: 0.9rem;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

label {
  display: grid;
  gap: 0.35rem;
  font-weight: 600;
  font-size: 0.95rem;
}

input,
textarea,
select {
  width: 100%;
  min-height: 44px;
  padding: 0.7rem 0.85rem;
  border-radius: 14px;
  border: 1px solid rgba(29, 30, 26, 0.14);
  background: rgba(255, 255, 255, 0.85);
  color: var(--ink);
  font: inherit;
}

textarea {
  min-height: 90px;
  resize: vertical;
}

.config-textarea {
  min-height: 420px;
  font-family: "Courier New", "SFMono-Regular", Consolas, monospace;
  line-height: 1.45;
  white-space: pre;
}

.inline-actions,
.section-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  align-items: center;
}

.button--secondary {
  background: rgba(15, 108, 120, 0.14);
  color: var(--teal);
}

.button--danger {
  background: rgba(179, 54, 45, 0.12);
  color: var(--alert);
}

.message {
  padding: 0.9rem 1rem;
  border-radius: 18px;
  font-weight: 600;
}

.message--success {
  background: rgba(47, 125, 77, 0.12);
  color: var(--ok);
}

.message--error {
  background: rgba(179, 54, 45, 0.12);
  color: var(--alert);
}

.repeat-stack {
  display: grid;
  gap: 1rem;
}

.repeat-card,
.slot-editor {
  padding: 1rem;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.76);
  border: 1px solid var(--line);
}

.repeat-card h4,
.slot-editor h5 {
  margin: 0 0 0.85rem;
  font-family: "Gill Sans", "Trebuchet MS", sans-serif;
}

.slot-editor h5 {
  font-size: 1rem;
}

.field-help code {
  font-family: "Courier New", monospace;
}

@media (max-width: 820px) {
  .hero,
  .panel__header,
  .machine-panel__head,
  .admin-header,
  .alert-entry,
  .slot-card__body {
    grid-template-columns: 1fr;
    flex-direction: column;
  }

  .hero__stats {
    grid-template-columns: 1fr;
  }

  .fill-tube {
    width: 100%;
    height: 42px;
    min-width: 0;
  }

  .fill-tube__liquid {
    inset: 8px auto 8px 8px;
    height: auto !important;
    width: max(0px, calc(var(--fill, 0%) - 16px));
  }

  .fill-tube__gloss {
    display: none;
  }
}