:root {
  --bg: #f3f6f8;
  --panel: #ffffff;
  --panel-soft: #eef3f8;
  --ink: #17202a;
  --muted: #5f6b79;
  --line: #d4dee8;
  --accent: #0f766e;
  --accent-soft: #dff4f1;
  --ok: #1f8a4d;
  --warn: #b26d1a;
  --danger: #b33838;
  --radius: 14px;
  --shadow-soft: 0 10px 24px rgba(16, 24, 40, 0.06);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Manrope", "Segoe UI", sans-serif;
  color: var(--ink);
  min-height: 100dvh;
  background:
    radial-gradient(circle at 4% 0%, #dff2ef 0%, transparent 36%),
    radial-gradient(circle at 96% 0%, #e6eef9 0%, transparent 32%),
    var(--bg);
}

h1,
h2,
h3,
h4,
strong,
summary,
button {
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
}

input,
select,
textarea,
button,
summary {
  font: inherit;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: 10px;
  padding: 0.65rem 0.75rem;
}

input:focus,
select:focus,
textarea:focus {
  outline: 2px solid rgba(47, 99, 216, 0.2);
  border-color: var(--accent);
}

button,
summary {
  cursor: pointer;
}

.btn-primary,
.btn-ghost {
  border-radius: 999px;
  border: 1px solid transparent;
  padding: 0.55rem 1rem;
  transition: transform 180ms ease, background-color 180ms ease;
}

.btn-primary {
  background: linear-gradient(120deg, #0f766e 0%, #0a5e8c 100%);
  color: white;
  box-shadow: 0 8px 18px rgba(10, 94, 140, 0.22);
}

.btn-primary:hover {
  transform: translateY(-1px);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.72);
  border-color: var(--line);
  color: var(--ink);
}

.auth-wrap {
  min-height: 100dvh;
  display: grid;
  place-items: center;
  padding: 1rem;
}

.auth-card {
  width: min(460px, 100%);
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(8px);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 1.3rem;
}

.app-shell {
  display: grid;
  grid-template-columns: 240px 1fr;
  min-height: 100dvh;
}

.side-panel {
  border-right: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.74);
  backdrop-filter: blur(8px);
  padding: 1.2rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.side-panel h1 {
  margin: 0;
  letter-spacing: -0.03em;
}

.side-panel p {
  margin: 0;
  color: var(--muted);
}

.nav-link {
  width: 100%;
  text-align: left;
  padding: 0.6rem 0.75rem;
  border: 1px solid transparent;
  border-radius: 10px;
  background: transparent;
}

.nav-link.active {
  border-color: #b9d8d2;
  background: var(--accent-soft);
  color: #0a5f58;
}

.main-panel {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 1.3rem;
}

.main-panel > * {
  margin: 0;
}

.top-panel {
  display: flex;
  gap: 0.8rem;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.5rem;
}

.search {
  max-width: 460px;
}

.chip {
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: 999px;
  padding: 0.35rem 0.7rem;
  color: var(--muted);
}

.notice {
  border: 1px solid #c6e7e2;
  background: #f0faf8;
  border-radius: 10px;
  padding: 0.7rem 0.9rem;
  margin-bottom: 0.3rem;
}

.view-head h2 {
  margin: 0 0 0.5rem 0;
  font-size: clamp(1.2rem, 2vw, 1.8rem);
}

.view-head p {
  margin: 0;
  color: var(--muted);
}

.view-head {
  margin-bottom: 1rem;
}

.row,
.row-wrap {
  display: flex;
  gap: 0.6rem;
  align-items: center;
}

.row-wrap {
  justify-content: space-between;
  flex-wrap: wrap;
}

.between {
  justify-content: space-between;
}

.wrap {
  flex-wrap: wrap;
}

.stack-sm,
.stack-md {
  display: grid;
  gap: 0.45rem;
}

.stack-md {
  gap: 0.7rem;
}

.grid {
  display: grid;
  gap: 1.1rem;
}

.stats-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.cards-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card {
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: var(--radius);
  padding: 1.1rem;
  box-shadow: var(--shadow-soft);
}

.card h3,
.card h2 {
  margin-top: 0;
}

.project-card progress {
  width: 100%;
  height: 8px;
}

.form-card {
  margin-top: 0.85rem;
  display: grid;
  gap: 0.7rem;
}

.kanban-grid {
  display: grid;
  gap: 0.8rem;
  grid-template-columns: repeat(5, minmax(230px, 1fr));
  overflow-x: auto;
  padding-bottom: 0.5rem;
}

.kan-col {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #f8fbff;
  padding: 0.85rem;
}

.kan-list {
  display: grid;
  gap: 0.6rem;
}

.ticket-card {
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: 12px;
  padding: 0.7rem;
  display: grid;
  gap: 0.55rem;
}

.ticket-card .title {
  text-align: left;
  padding: 0;
  background: none;
  border: 0;
  font-weight: 700;
}

.inline-link {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 3px;
  border: 0;
  background: transparent;
  padding: 0;
}

.plain-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.7rem;
}

.plain-list li {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.8rem;
  background: var(--panel-soft);
}

.comments li p {
  margin: 0.35rem 0 0;
}

.meta-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.7rem;
  margin: 0.8rem 0;
}

.meta-grid small {
  display: block;
  color: var(--muted);
}

.error-text {
  color: var(--danger);
}

.subtle {
  color: var(--muted);
}

.badge,
.pri {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  font-size: 0.75rem;
  padding: 0.2rem 0.55rem;
  border: 1px solid var(--line);
}

.badge-active {
  color: #245dcb;
  background: #edf3ff;
}

.badge-planning {
  color: #704a16;
  background: #fff2df;
}

.badge-hold {
  color: #8a3333;
  background: #fce9e9;
}

.badge-muted {
  color: var(--muted);
  background: #f4f5f6;
}

.badge-done {
  color: var(--ok);
  background: #eaf7ef;
}

.pri-high {
  color: var(--danger);
  background: #fdeeee;
}

.pri-medium {
  color: var(--warn);
  background: #fff3e3;
}

.pri-low {
  color: var(--ok);
  background: #ebf8ef;
}

.row {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

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

.row.between {
  justify-content: space-between;
}

.row.subtle {
  font-size: 0.9rem;
  color: var(--muted);
}

.chart-container {
  position: relative;
  height: 240px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.chart-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.2rem;
}

.tab-group {
  display: flex;
  gap: 0.5rem;
  border-bottom: 1px solid var(--line);
  margin-bottom: 1.7rem;
  padding-bottom: 0.15rem;
}

.tab-button {
  padding: 0.6rem 0.8rem;
  border: none;
  background: transparent;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  color: var(--muted);
  font-weight: 600;
}

.tab-button.active {
  border-color: var(--accent);
  color: var(--accent);
}

.members-list,
.links-list,
.docs-list {
  display: grid;
  gap: 1rem;
}

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

.design-card {
  display: grid;
  gap: 0.7rem;
}

.design-preview {
  width: 100%;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: #f6f9fc;
  max-height: 280px;
  object-fit: contain;
}

.markdown-block {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.7rem;
  background: #f7fbff;
}

.markdown-rendered {
  color: var(--ink);
  line-height: 1.5;
}

.markdown-rendered h3,
.markdown-rendered h4,
.markdown-rendered h5 {
  margin: 0.5rem 0;
}

.markdown-rendered code {
  background: #e8eef6;
  border-radius: 6px;
  padding: 0.1rem 0.35rem;
}

details {
  margin-bottom: 1rem;
}

details > summary {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}

a.inline-link {
  color: #0b6f67;
  font-weight: 600;
}

a.inline-link:hover {
  color: #084f7d;
}

.meta-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 0.8rem;
  margin: 1.2rem 0;
  padding: 0.8rem;
  background: var(--panel-soft);
  border-radius: 10px;
}

.meta-grid > div {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.meta-grid small {
  color: var(--muted);
  text-transform: uppercase;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.role-badge {
  border-radius: 999px;
  padding: 0.2rem 0.5rem;
  font-size: 0.75rem;
  background: var(--panel);
  border: 1px solid var(--line);
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 1080px) {
  .cards-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .stats-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (max-width: 760px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .side-panel {
    position: sticky;
    top: 0;
    z-index: 4;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .side-panel nav {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0.4rem;
  }

  .cards-grid,
  .stats-grid,
  .meta-grid {
    grid-template-columns: 1fr;
  }

  .top-panel {
    flex-direction: column;
    align-items: stretch;
  }
}