:root {
  --paper: #f7f7f4;
  --rule-line: #c7d3e6;
  --margin-line: #c4432b;
  --ink: #1c2333;
  --ink-soft: #4b5567;
  --accent: #c4432b;
  --accent-soft: #e7c3ba;
  --done: #2f6f62;
  --card-bg: #ffffff;
  --border: #dcdfe6;
  --focus: #2f5eff;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    repeating-linear-gradient(
      to bottom,
      transparent 0,
      transparent 31px,
      var(--rule-line) 32px
    ),
    var(--paper);
  background-position: 0 90px;
  font-family: "Source Sans 3", system-ui, sans-serif;
  color: var(--ink);
  display: flex;
  justify-content: center;
  padding: 48px 20px 80px;
}

.sheet {
  width: 100%;
  max-width: 520px;
  position: relative;
  padding-left: 28px;
}

.sheet::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 4px;
  width: 2px;
  background: var(--margin-line);
  opacity: 0.55;
}

.sheet__header {
  margin-bottom: 32px;
}

.sheet__title {
  font-family: "Fraunces", serif;
  font-weight: 600;
  font-size: 40px;
  margin: 0;
  letter-spacing: -0.01em;
}

.sheet__subtitle {
  margin: 4px 0 0;
  color: var(--ink-soft);
  font-size: 15px;
}

.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 28px;
  box-shadow: 0 1px 2px rgba(28, 35, 51, 0.04);
}

.card__topline {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
}

.card__heading {
  font-family: "Fraunces", serif;
  font-weight: 500;
  font-size: 22px;
  margin: 0 0 4px;
}

.card__hint {
  color: var(--ink-soft);
  font-size: 14px;
  margin: 0 0 20px;
}

.form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field__label {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-soft);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

input, select {
  font: inherit;
  font-size: 15px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: #fff;
  color: var(--ink);
}

input:focus, select:focus, .button:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 1px;
}

.button {
  align-self: flex-start;
  font: inherit;
  font-weight: 600;
  font-size: 15px;
  padding: 10px 20px;
  border-radius: 6px;
  border: none;
  background: var(--ink);
  color: #fff;
  cursor: pointer;
}

.button:hover {
  background: #333c52;
}

.button--ghost {
  background: none;
  color: var(--ink-soft);
  border: 1px solid var(--border);
  padding: 6px 14px;
  font-size: 13px;
}

.button--ghost:hover {
  background: #f2f2f0;
  color: var(--ink);
}

.button:disabled {
  opacity: 0.55;
  cursor: default;
}

.form__error {
  color: var(--accent);
  font-size: 14px;
  margin: -6px 0 0;
}

.status {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px dashed var(--border);
}

.status__mark {
  font-family: "JetBrains Mono", monospace;
  font-size: 28px;
  font-weight: 600;
  line-height: 1;
  color: var(--accent);
  transform: rotate(-6deg);
  display: inline-block;
}

.status__mark--done {
  color: var(--done);
}

.status__mark--failed {
  color: var(--accent);
}

.status__title {
  margin: 0 0 2px;
  font-weight: 600;
}

.status__detail {
  margin: 0;
  color: var(--ink-soft);
  font-size: 14px;
  font-family: "JetBrains Mono", monospace;
}