:root {
  --bg: #f5efe2;
  --bg-deep: #ead7b4;
  --panel: rgba(255, 250, 240, 0.88);
  --panel-strong: rgba(255, 246, 228, 0.98);
  --ink: #15233b;
  --muted: #5a6577;
  --accent: #c95e2a;
  --accent-strong: #8f2a11;
  --accent-soft: #ffd38a;
  --line: rgba(21, 35, 59, 0.14);
  --line-strong: rgba(21, 35, 59, 0.26);
  --success: #2c8f5b;
  --shadow: 0 20px 60px rgba(77, 52, 18, 0.16);
  --shadow-soft: 0 16px 30px rgba(21, 35, 59, 0.08);
  --radius-xl: 28px;
  --radius-lg: 20px;
  --radius-md: 14px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(255, 211, 138, 0.72), transparent 28%),
    radial-gradient(circle at top right, rgba(201, 94, 42, 0.16), transparent 22%),
    linear-gradient(145deg, #fcf7ea 0%, #efe1c5 54%, #f9f3e7 100%);
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
}

a {
  color: inherit;
  text-decoration: none;
}

.login-page,
.dashboard-page {
  min-height: 100vh;
}

.login-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 2rem;
}

.login-panel {
  width: min(460px, 100%);
  background: linear-gradient(180deg, rgba(255, 247, 233, 0.98), rgba(255, 241, 215, 0.94));
  border: 1px solid rgba(21, 35, 59, 0.12);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
  padding: 2.4rem;
  position: relative;
  overflow: hidden;
}

.login-panel::after {
  content: "";
  position: absolute;
  inset: auto -10% -18% 42%;
  height: 220px;
  background: radial-gradient(circle, rgba(201, 94, 42, 0.18), transparent 70%);
  pointer-events: none;
}

.login-badge,
.brand-label,
.hero-kicker,
.metric-topline {
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.72rem;
  color: var(--accent-strong);
}

.login-kicker {
  margin: 1rem 0 0.35rem;
  color: var(--muted);
}

.login-panel h1 {
  margin: 0;
  font-size: clamp(2rem, 5vw, 3rem);
  line-height: 0.98;
}

.login-copy {
  color: var(--muted);
  line-height: 1.6;
  margin: 1rem 0 1.4rem;
}

.login-form {
  display: grid;
  gap: 1rem;
}

.login-form label {
  display: grid;
  gap: 0.45rem;
  font-size: 0.95rem;
}

.login-form span {
  color: var(--muted);
}

.login-form input {
  width: 100%;
  border: 1px solid rgba(21, 35, 59, 0.14);
  background: rgba(255, 255, 255, 0.82);
  border-radius: 12px;
  padding: 0.9rem 1rem;
  font: inherit;
  color: var(--ink);
  outline: none;
  transition: border-color 160ms ease, transform 160ms ease, box-shadow 160ms ease;
}

.login-form input:focus {
  border-color: rgba(201, 94, 42, 0.64);
  box-shadow: 0 0 0 4px rgba(201, 94, 42, 0.12);
  transform: translateY(-1px);
}

.login-form button,
.hero-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-strong) 100%);
  color: #fff8ef;
  border: 0;
  border-radius: 999px;
  padding: 0.95rem 1.2rem;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 12px 24px rgba(143, 42, 17, 0.22);
  transition: transform 180ms ease, box-shadow 180ms ease, opacity 180ms ease;
}

.login-form button:hover,
.hero-link:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 32px rgba(143, 42, 17, 0.26);
}

.login-error {
  margin: 0;
  color: #9b271c;
  font-weight: 700;
}

.dashboard-shell {
  display: grid;
  grid-template-columns: 360px minmax(0, 1fr);
  gap: 1.4rem;
  min-height: 100vh;
  padding: 1.2rem;
}

.sidebar,
.content-panel {
  min-width: 0;
}

.sidebar {
  position: sticky;
  top: 1.2rem;
  height: calc(100vh - 2.4rem);
  overflow: auto;
  display: grid;
  gap: 1rem;
  align-content: start;
}

.brand-block,
.metric-card,
.phase-card,
.hero-card,
.document-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(14px);
}

.brand-block {
  padding: 1.4rem;
  background:
    linear-gradient(145deg, rgba(255, 245, 222, 0.98), rgba(255, 232, 196, 0.95)),
    radial-gradient(circle at top right, rgba(201, 94, 42, 0.18), transparent 34%);
}

.brand-block h1 {
  margin: 0.35rem 0 0;
  font-size: 1.7rem;
  line-height: 1.04;
}

.brand-subtitle {
  margin: 0.7rem 0 0;
  color: var(--muted);
  line-height: 1.5;
}

.metric-card,
.phase-card {
  padding: 1rem 1.1rem;
}

.metric-value {
  margin-top: 0.45rem;
  font-size: 2.5rem;
  font-weight: 700;
}

.metric-meta,
.phase-progress,
.hero-copy {
  color: var(--muted);
}

.metric-meta {
  display: flex;
  justify-content: space-between;
  gap: 0.8rem;
  margin-top: 0.5rem;
  font-size: 0.88rem;
}

.progress-bar {
  margin-top: 0.85rem;
  height: 10px;
  border-radius: 999px;
  background: rgba(21, 35, 59, 0.08);
  overflow: hidden;
}

.progress-bar span {
  display: block;
  height: 100%;
  width: 0;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent) 0%, var(--accent-soft) 100%);
  transition: width 180ms ease;
}

.phase-nav {
  display: grid;
  gap: 0.9rem;
}

.phase-title {
  display: block;
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: 0.65rem;
}

.phase-progress {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.8rem;
  font-size: 0.88rem;
}

.phase-progress strong {
  font-size: 1.25rem;
  color: var(--ink);
}

.phase-task-links {
  list-style: none;
  padding: 0;
  margin: 0.9rem 0 0;
  display: grid;
  gap: 0.4rem;
}

.phase-task-link {
  display: block;
  padding: 0.55rem 0.7rem;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.48);
  color: var(--muted);
  font-size: 0.92rem;
  transition: transform 160ms ease, background 160ms ease, color 160ms ease;
}

.phase-task-link:hover {
  transform: translateX(3px);
  background: rgba(255, 255, 255, 0.78);
  color: var(--ink);
}

.phase-task-link.is-complete {
  color: var(--success);
  background: rgba(44, 143, 91, 0.1);
}

.content-panel {
  display: grid;
  gap: 1rem;
  align-content: start;
}

.hero-card {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.35rem 1.45rem;
  background:
    linear-gradient(125deg, rgba(255, 249, 236, 0.95), rgba(255, 238, 203, 0.93)),
    radial-gradient(circle at right top, rgba(21, 35, 59, 0.1), transparent 24%);
}

.hero-card h2 {
  margin: 0.3rem 0 0;
  font-size: clamp(1.6rem, 3.5vw, 2.6rem);
  line-height: 1.05;
  max-width: 920px;
}

.hero-copy {
  margin: 0.7rem 0 0;
  max-width: 860px;
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.6rem;
}

.hero-link {
  padding: 0.78rem 1rem;
  font-size: 0.92rem;
}

.document-card {
  overflow: hidden;
}

.document-body {
  padding: 2rem;
}

.markdown-body > *:first-child {
  margin-top: 0;
}

.markdown-body h1,
.markdown-body h2,
.markdown-body h3,
.markdown-body h4 {
  scroll-margin-top: 1.4rem;
}

.markdown-body h1 {
  font-size: 2.4rem;
  margin-bottom: 1.1rem;
}

.markdown-body h2 {
  margin-top: 2.5rem;
  font-size: 1.7rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--line);
}

.markdown-body h3 {
  margin-top: 1.8rem;
  font-size: 1.28rem;
}

.markdown-body p,
.markdown-body li {
  line-height: 1.72;
}

.markdown-body ul,
.markdown-body ol {
  padding-left: 1.35rem;
}

.markdown-body code,
.task-label code {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.92em;
  background: rgba(21, 35, 59, 0.07);
  padding: 0.16rem 0.3rem;
  border-radius: 6px;
}

.markdown-body pre {
  background: #182239;
  color: #fef4dd;
  padding: 1.1rem;
  border-radius: 18px;
  overflow: auto;
}

.markdown-body pre code {
  background: transparent;
  padding: 0;
}

.markdown-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0 1.5rem;
}

.markdown-body th,
.markdown-body td {
  text-align: left;
  padding: 0.8rem;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

.task-list {
  list-style: none;
  padding: 0;
  margin: 1rem 0 1.25rem;
  display: grid;
  gap: 0.75rem;
}

.task-item {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: start;
  gap: 0.65rem;
  padding: 0.95rem 1rem;
  border: 1px solid rgba(21, 35, 59, 0.12);
  border-radius: 16px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.78), rgba(255, 250, 238, 0.92));
  scroll-margin-top: 1.2rem;
  transition: transform 160ms ease, border-color 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

.task-item:hover,
.task-item:target {
  transform: translateY(-1px);
  border-color: rgba(201, 94, 42, 0.35);
  box-shadow: 0 10px 18px rgba(201, 94, 42, 0.08);
}

.task-item.is-complete {
  background: linear-gradient(180deg, rgba(233, 249, 241, 0.96), rgba(247, 252, 249, 0.92));
  border-color: rgba(44, 143, 91, 0.28);
}

.task-control {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.8rem;
  align-items: start;
}

.task-checkbox {
  appearance: none;
  width: 1.3rem;
  height: 1.3rem;
  margin-top: 0.18rem;
  border-radius: 8px;
  border: 2px solid rgba(21, 35, 59, 0.22);
  background: #fff;
  cursor: pointer;
  position: relative;
  transition: border-color 160ms ease, background 160ms ease, transform 160ms ease;
}

.task-checkbox:hover {
  transform: translateY(-1px);
  border-color: rgba(201, 94, 42, 0.48);
}

.task-checkbox:checked {
  background: linear-gradient(135deg, var(--success), #59b77f);
  border-color: var(--success);
}

.task-checkbox:checked::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(45deg, transparent 44%, #fff 44%, #fff 56%, transparent 56%) 54% 54% / 42% 18% no-repeat,
    linear-gradient(135deg, transparent 36%, #fff 36%, #fff 48%, transparent 48%) 34% 56% / 20% 44% no-repeat;
}

.task-label {
  font-size: 1rem;
}

.task-label p {
  margin: 0;
}

.task-anchor {
  color: var(--muted);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.9rem;
  padding: 0.15rem 0.25rem;
}

.task-anchor:hover {
  color: var(--accent-strong);
}

.mermaid {
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid rgba(21, 35, 59, 0.1);
  border-radius: 18px;
  padding: 1rem;
  overflow: auto;
}

@media (max-width: 1080px) {
  .dashboard-shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
    height: auto;
  }

  .hero-card {
    flex-direction: column;
  }

  .hero-actions {
    justify-content: flex-start;
  }
}

@media (max-width: 720px) {
  .dashboard-shell {
    padding: 0.8rem;
  }

  .document-body {
    padding: 1.25rem;
  }

  .metric-meta,
  .phase-progress {
    flex-direction: column;
    align-items: flex-start;
  }
}