:root {
  --bg: #eef2f7;
  --panel: #ffffff;
  --panel-2: #f8fafc;
  --text: #18212f;
  --muted: #66748a;
  --line: #d9e1ec;
  --sidebar: #172554;
  --sidebar-soft: #233876;
  --primary: #fb7185;
  --secondary: #6d5efc;
  --success: #1f9d74;
  --warning: #d9941b;
  --danger: #d9485f;
  --shadow: 0 18px 40px rgba(24, 33, 47, 0.08);
  --radius: 18px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; font-family: "Segoe UI", "Helvetica Neue", sans-serif; color: var(--text); background: radial-gradient(circle at top right, rgba(251, 113, 133, 0.08), transparent 28%), var(--bg); }
a { color: inherit; text-decoration: none; }
body { min-height: 100vh; }
h1, h2, h3, p { margin: 0; }
code { background: rgba(23, 37, 84, 0.08); padding: 0.15rem 0.35rem; border-radius: 8px; }

.public-body { display: grid; place-items: center; padding: 32px; }
.landing-shell, .login-shell { width: min(1100px, 100%); }
.landing-hero, .login-panel, .panel, .stat-card, .team-card, .entity-card { background: var(--panel); border-radius: var(--radius); box-shadow: var(--shadow); }
.landing-hero { padding: 56px; display: grid; gap: 20px; }
.landing-hero h1 { font-size: clamp(2rem, 5vw, 4rem); max-width: 12ch; line-height: 1.02; }
.landing-hero p { max-width: 64ch; color: var(--muted); font-size: 1.05rem; }
.feature-grid, .hero-grid, .dashboard-grid, .team-grid, .kanban-grid { display: grid; gap: 20px; }
.feature-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); margin-top: 24px; }
.feature-card { padding: 24px; background: rgba(255,255,255,0.85); border: 1px solid rgba(217,225,236,0.7); border-radius: 20px; }

.app-shell { display: grid; grid-template-columns: 280px 1fr; min-height: 100vh; }
.sidebar { background: linear-gradient(180deg, var(--sidebar), #0f1e46); color: #f8fbff; padding: 28px 18px; display: flex; flex-direction: column; gap: 28px; position: sticky; top: 0; height: 100vh; }
.sidebar-brand { display: grid; gap: 4px; }
.sidebar-brand span, .muted { color: var(--muted); }
.sidebar-brand span { color: rgba(255,255,255,0.65); }
.sidebar-nav { display: grid; gap: 8px; }
.nav-item { padding: 12px 14px; border-radius: 14px; color: rgba(255,255,255,0.82); transition: 0.2s ease; }
.nav-item:hover, .nav-item.active { background: rgba(255,255,255,0.12); color: #fff; transform: translateX(2px); }
.sidebar-footer { margin-top: auto; }
.user-chip { padding: 16px; border-radius: 16px; background: rgba(255,255,255,0.08); display: grid; gap: 4px; }
.user-chip span { color: rgba(255,255,255,0.7); }

.app-main { padding: 24px 28px 40px; }
.topbar { display: flex; justify-content: space-between; gap: 16px; align-items: center; margin-bottom: 24px; }
.topbar-left { display: flex; align-items: center; gap: 16px; }
.topbar h1 { font-size: clamp(1.8rem, 3vw, 2.3rem); }
.topbar-actions { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.env-badge, .hint-pill { padding: 8px 12px; border-radius: 999px; background: rgba(109, 94, 252, 0.14); color: #3e33a6; font-size: 0.9rem; }

.page-content { display: grid; gap: 20px; }
.panel, .login-panel { padding: 24px; display: grid; gap: 18px; }
.login-panel { max-width: 480px; margin: 0 auto; }
.gradient-panel { background: linear-gradient(135deg, rgba(251,113,133,0.12), rgba(109,94,252,0.1)), var(--panel); }
.hero-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.dashboard-grid { grid-template-columns: repeat(12, minmax(0, 1fr)); }
.dashboard-grid > * { grid-column: span 4; }
.dashboard-grid > .wide { grid-column: span 8; }
.team-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.kanban-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.mobile-card-list, .stack-list, .action-stack { display: grid; gap: 14px; }
.action-stack { gap: 12px; }

.stat-card { padding: 22px; display: grid; gap: 8px; }
.stat-card h3 { font-size: 2rem; }
.stat-coral { background: linear-gradient(135deg, rgba(251,113,133,0.18), #fff); }
.stat-indigo { background: linear-gradient(135deg, rgba(109,94,252,0.16), #fff); }
.stat-gold { background: linear-gradient(135deg, rgba(217,148,27,0.16), #fff); }
.stat-mint { background: linear-gradient(135deg, rgba(31,157,116,0.16), #fff); }

.section-head, .entity-card-head, .detail-header, .row-card, .topbar-actions form { display: flex; justify-content: space-between; gap: 12px; align-items: center; }
.eyebrow { text-transform: uppercase; letter-spacing: 0.08em; font-size: 0.78rem; color: var(--muted); }
.row-card, .entity-card, .team-card { padding: 16px 18px; border: 1px solid var(--line); border-radius: 16px; background: rgba(255,255,255,0.6); }
.row-card p, .entity-card p { color: var(--muted); margin-top: 6px; }
.row-card.compact { padding: 14px 16px; }
.row-meta, .entity-meta { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; color: var(--muted); font-size: 0.92rem; }
.detail-header { padding: 24px; }
.detail-actions { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }

.button { display: inline-flex; justify-content: center; align-items: center; gap: 8px; border: none; cursor: pointer; border-radius: 14px; padding: 12px 18px; font-weight: 600; transition: 0.2s ease; }
.button:hover { transform: translateY(-1px); }
.button.primary { background: linear-gradient(135deg, var(--primary), #f43f5e); color: #fff; }
.button.secondary { background: rgba(109, 94, 252, 0.12); color: #3e33a6; }
.button.ghost { background: transparent; border: 1px solid var(--line); }
.button.full { width: 100%; }
.button.large { min-height: 52px; font-size: 1rem; }
.button.disabled { pointer-events: none; opacity: 0.6; }
.text-link { color: #3e33a6; font-weight: 600; }

.form-panel { gap: 20px; }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.field { display: grid; gap: 8px; font-weight: 600; }
.field span, .field small { font-weight: 600; }
.field small, .field-error { color: var(--muted); font-size: 0.9rem; }
.field input, .field select, .field textarea {
  width: 100%; border: 1px solid var(--line); border-radius: 14px; padding: 13px 14px; font: inherit; background: #fff;
}
.field textarea { resize: vertical; }
.checkbox { display: flex; align-items: center; gap: 10px; }
.check-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; border: 1px solid var(--line); padding: 18px; border-radius: 16px; }
.check-grid legend { padding: 0 6px; color: var(--muted); }

.data-table { overflow: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 14px 12px; border-bottom: 1px solid var(--line); }
th { color: var(--muted); font-weight: 600; }
.cell-sub { color: var(--muted); font-size: 0.9rem; margin-top: 4px; }
.badge { display: inline-flex; align-items: center; border-radius: 999px; padding: 6px 10px; font-size: 0.84rem; font-weight: 700; }
.badge-success { background: rgba(31,157,116,0.12); color: var(--success); }
.badge-warning { background: rgba(217,148,27,0.12); color: var(--warning); }
.badge-danger { background: rgba(217,72,95,0.12); color: var(--danger); }
.badge-neutral { background: rgba(102,116,138,0.12); color: #506073; }

.detail-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.detail-grid div { padding: 14px; border-radius: 14px; background: var(--panel-2); }
.detail-grid dt { color: var(--muted); margin-bottom: 6px; }
.activity-item { padding: 14px 0; border-bottom: 1px solid var(--line); display: grid; gap: 6px; }
.empty-state { padding: 28px; text-align: center; border: 1px dashed var(--line); border-radius: 20px; display: grid; gap: 12px; }

.flash { display: flex; justify-content: space-between; gap: 12px; align-items: center; padding: 14px 16px; border-radius: 16px; }
.flash-success { background: rgba(31,157,116,0.12); color: var(--success); }
.flash-error { background: rgba(217,72,95,0.12); color: var(--danger); }
.flash-info { background: rgba(109,94,252,0.12); color: #3e33a6; }
.flash-close, .icon-button { border: none; background: transparent; font-size: 1.2rem; cursor: pointer; }

.landing-hero .hero-actions, .filter-bar { display: flex; gap: 12px; flex-wrap: wrap; }
.filter-bar input, .filter-bar select { min-width: 160px; padding: 12px 14px; border-radius: 14px; border: 1px solid var(--line); background: #fff; }
.team-card { display: flex; gap: 16px; align-items: center; }
.team-body { display: grid; gap: 8px; }
.avatar { width: 52px; height: 52px; border-radius: 16px; display: grid; place-items: center; background: linear-gradient(135deg, rgba(109,94,252,0.16), rgba(251,113,133,0.16)); font-weight: 700; color: #243b6a; }
.mobile-priority-form { max-width: 760px; }
.sticky-action-bar { position: sticky; bottom: 12px; background: linear-gradient(180deg, rgba(255,255,255,0), var(--panel)); padding-top: 12px; }
.credential-hint { padding: 14px; border-radius: 14px; background: var(--panel-2); display: grid; gap: 6px; }
.mobile-only { display: none; }

@media (max-width: 1100px) {
  .hero-grid, .team-grid, .kanban-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .dashboard-grid > * { grid-column: span 6; }
  .feature-grid { grid-template-columns: 1fr; }
}

@media (max-width: 820px) {
  .app-shell { grid-template-columns: 1fr; }
  .sidebar { position: fixed; inset: 0 auto 0 0; width: 280px; transform: translateX(-102%); z-index: 20; transition: 0.25s ease; }
  .sidebar.open { transform: translateX(0); }
  .mobile-only { display: inline-flex; }
  .app-main { padding: 18px 16px 28px; }
  .topbar, .topbar-left { align-items: flex-start; }
  .topbar { flex-direction: column; }
  .hero-grid, .team-grid, .kanban-grid, .form-grid, .check-grid, .detail-grid { grid-template-columns: 1fr; }
  .dashboard-grid { grid-template-columns: 1fr; }
  .dashboard-grid > *, .dashboard-grid > .wide { grid-column: auto; }
  .data-table { display: none; }
}

@media (max-width: 600px) {
  .public-body { padding: 16px; }
  .landing-hero, .panel, .login-panel, .stat-card, .entity-card, .team-card { padding: 18px; border-radius: 16px; }
  .topbar-actions { width: 100%; }
  .button { width: 100%; min-height: 46px; }
  .topbar-actions .button, .topbar-actions form { width: 100%; }
  .landing-hero h1 { max-width: none; }
}