:root {
  --ink: #142033;
  --muted: #5c6b7a;
  --line: #d7e0e8;
  --surface: rgba(255, 255, 255, 0.78);
  --surface-solid: #ffffff;
  --accent: #0b6f65;
  --accent-2: #0a5a52;
  --warn: #b45309;
  --danger: #b42318;
  --ok: #067647;
  --bg: #eef3f6;
  --shadow: 0 18px 40px rgba(20, 32, 51, 0.08);
  --radius: 18px;
  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Source Sans 3", "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  font-family: var(--font-body);
  background:
    radial-gradient(ellipse 70% 45% at 8% -10%, #cfe8e3 0%, transparent 55%),
    radial-gradient(ellipse 55% 40% at 100% 0%, #d9e3f2 0%, transparent 50%),
    linear-gradient(180deg, #f7fafb 0%, var(--bg) 100%);
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-2); }

.app-shell {
  max-width: 1100px;
  margin: 0 auto;
  padding: 1.25rem 1.25rem 3rem;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.75rem;
  animation: rise 0.45s ease both;
}

.brand {
  font-family: var(--font-display);
  font-weight: 650;
  font-size: 1.55rem;
  letter-spacing: -0.03em;
  color: var(--ink);
}

.brand span { color: var(--accent); }

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.85rem;
  align-items: center;
}

.nav a {
  color: var(--muted);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.35rem 0.15rem;
  border-bottom: 2px solid transparent;
}

.nav a:hover,
.nav a.is-active {
  color: var(--ink);
  border-bottom-color: var(--accent);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  border: 0;
  border-radius: 999px;
  padding: 0.7rem 1.15rem;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.15s ease, box-shadow 0.15s ease;
}

.btn:hover { transform: translateY(-1px); }
.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 10px 24px rgba(11, 111, 101, 0.28);
}
.btn-primary:hover { background: var(--accent-2); color: #fff; }
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line);
}
.btn-ghost:hover { background: #fff; }

.hero {
  display: grid;
  gap: 1rem;
  padding: 2.5rem 0 1rem;
  max-width: 38rem;
  animation: rise 0.55s ease both;
}

.hero h1 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 6vw, 3.6rem);
  line-height: 1.05;
  letter-spacing: -0.035em;
}

.hero p {
  margin: 0;
  color: var(--muted);
  font-size: 1.12rem;
  line-height: 1.55;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 0.5rem;
}

.panel {
  background: var(--surface);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(215, 224, 232, 0.9);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.25rem 1.35rem;
  animation: rise 0.5s ease both;
}

.panel h2 {
  margin: 0 0 0.35rem;
  font-family: var(--font-display);
  font-size: 1.35rem;
  letter-spacing: -0.02em;
}

.panel .sub {
  margin: 0 0 1rem;
  color: var(--muted);
}

.grid {
  display: grid;
  gap: 1rem;
}
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }

@media (max-width: 860px) {
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .topbar { flex-direction: column; align-items: flex-start; }
}

.stat {
  padding: 1rem 1.1rem;
  border-radius: 14px;
  background: var(--surface-solid);
  border: 1px solid var(--line);
}

.stat .label {
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 600;
}

.stat .value {
  font-family: var(--font-display);
  font-size: 2rem;
  letter-spacing: -0.03em;
  margin-top: 0.2rem;
}

.list {
  display: grid;
  gap: 0.65rem;
}

.item {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.75rem;
  align-items: center;
  padding: 0.9rem 1rem;
  border-radius: 14px;
  background: var(--surface-solid);
  border: 1px solid var(--line);
  transition: border-color 0.15s ease, transform 0.15s ease;
}

.item:hover {
  border-color: #b9cdd0;
  transform: translateY(-1px);
}

.item h3 {
  margin: 0;
  font-size: 1.02rem;
}

.item p {
  margin: 0.2rem 0 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 0.25rem 0.65rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  white-space: nowrap;
}
.badge-pending { background: #eef6f5; color: var(--accent); }
.badge-overdue { background: #fef3f2; color: var(--danger); }
.badge-ok { background: #ecfdf3; color: var(--ok); }
.badge-warn { background: #fff7ed; color: var(--warn); }

.empty {
  padding: 1.4rem 0.2rem;
  color: var(--muted);
  text-align: left;
}

.auth-wrap {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 1.5rem;
}

.auth-card {
  width: min(420px, 100%);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 22px;
  box-shadow: var(--shadow);
  padding: 1.75rem 1.6rem 1.5rem;
  animation: rise 0.45s ease both;
}

.auth-card h1 {
  margin: 0 0 0.35rem;
  font-family: var(--font-display);
  font-size: 2rem;
  letter-spacing: -0.03em;
}

.auth-card p {
  margin: 0 0 1.25rem;
  color: var(--muted);
}

.field { margin-bottom: 0.95rem; }
.field label {
  display: block;
  font-weight: 650;
  font-size: 0.92rem;
  margin-bottom: 0.35rem;
}
.field input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.75rem 0.85rem;
  font: inherit;
  background: #fff;
}
.field input:focus {
  outline: 2px solid rgba(11, 111, 101, 0.25);
  border-color: var(--accent);
}

.error {
  background: #fef3f2;
  color: var(--danger);
  border: 1px solid #fecdca;
  border-radius: 12px;
  padding: 0.7rem 0.85rem;
  margin-bottom: 1rem;
  font-weight: 600;
}

.messages {
  display: grid;
  gap: 0.5rem;
  margin-bottom: 1rem;
}
.msg {
  border-radius: 12px;
  padding: 0.7rem 0.9rem;
  font-weight: 600;
}
.msg-success { background: #ecfdf3; color: var(--ok); }
.msg-error { background: #fef3f2; color: var(--danger); }
.msg-info { background: #eef6f5; color: var(--accent); }

.footer-note {
  margin-top: 1.5rem;
  color: var(--muted);
  font-size: 0.9rem;
}

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