:root {
  --bg: #f2f3f4;
  --ink: #111318;
  --muted: #5a6472;
  --card: #ffffff;
  --line: #d8dde3;
  --accent: #ff7828;
  --btn-bg: #0f172a;
  --btn-fg: #ffffff;
  --btn-hover: #ff7828;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font:
    16px/1.5 Arial,
    sans-serif;
  color: var(--ink);
  background:
    radial-gradient(
      circle at 10% 10%,
      rgba(255, 120, 40, 0.16),
      transparent 45%
    ),
    radial-gradient(circle at 90% 90%, rgba(15, 23, 42, 0.14), transparent 50%),
    var(--bg);
}

.page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px 16px;
}

.page-login {
  padding-top: 10vh;
  align-items: start;
}

.card {
  width: min(100%, 760px);
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: 0 10px 22px rgba(0, 0, 0, 0.12);
}

.login-card {
  width: min(100%, 440px);
  padding: 0;
  overflow: hidden;
}

.app-card {
  padding: 20px;
}

.topbar {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.app-brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.login-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(
    180deg,
    rgba(255, 120, 40, 0.08) 0%,
    rgba(255, 120, 40, 0.02) 100%
  );
}

.login-body {
  padding: 20px;
}

.app-logo {
  width: 56px;
  height: 56px;
  border-radius: 10px;
  object-fit: contain;
  border: 1px solid var(--line);
  background: #fff;
  padding: 4px;
}

h1 {
  margin: 0;
  font-size: clamp(1.7rem, 3vw, 2.1rem);
  letter-spacing: -0.02em;
}

.eyebrow {
  margin: 0 0 4px;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.muted {
  margin: 6px 0 14px;
  color: var(--muted);
}

.stack,
.row {
  display: flex;
  gap: 10px;
}

.stack {
  flex-direction: column;
}

.row {
  flex-wrap: wrap;
  margin-bottom: 14px;
}

label {
  display: grid;
  gap: 6px;
  font-weight: 600;
}

input {
  width: 100%;
  min-height: 44px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  font: inherit;
  color: var(--ink);
}

input:focus {
  outline: 2px solid rgba(255, 120, 40, 0.4);
  outline-offset: 1px;
  border-color: var(--accent);
}

#todoInput {
  flex: 1;
  min-width: 180px;
}

.btn {
  min-height: 44px;
  border: none;
  border-radius: 10px;
  padding: 10px 14px;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  color: var(--btn-fg);
  background: var(--btn-bg);
  transition:
    transform 0.2s,
    box-shadow 0.2s,
    background 0.2s;
}

.btn:hover,
.btn:focus-visible {
  background: var(--btn-hover);
  box-shadow: 0 4px 12px rgba(255, 120, 40, 0.15);
  transform: translateY(-1px);
}

.btn-secondary {
  background: transparent;
  color: var(--btn-bg);
  border: 1px solid var(--line);
}

.btn-secondary:hover,
.btn-secondary:focus-visible {
  background: rgba(255, 120, 40, 0.08);
  color: var(--btn-bg);
}

.todo-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.todo-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
}

.todo-label {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 500;
  flex: 1;
}

.todo-label span {
  word-break: break-word;
}

.todo-item.completed .todo-label span {
  text-decoration: line-through;
  color: var(--muted);
}

.icon-btn {
  border: 1px solid var(--line);
  background: #fff;
  color: #a11;
  border-radius: 8px;
  min-height: 38px;
  padding: 6px 10px;
  cursor: pointer;
}

.icon-btn:hover {
  background: #fff2ec;
  border-color: var(--accent);
}

.error {
  margin: 8px 0;
  color: #b42318;
  font-weight: 700;
}

.status-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 16px;
}

.status-strip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--ink);
  font-size: 14px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.status-badge.brand {
  background: var(--btn-bg);
  color: var(--btn-fg);
  border-color: var(--btn-bg);
}

.status-meta {
  margin: 10px 0 0;
  text-align: center;
  color: var(--muted);
  font-size: 13px;
}

.status-meta a {
  color: var(--accent);
  font-weight: 700;
  text-decoration: none;
}

.status-meta a:hover,
.status-meta a:focus-visible {
  text-decoration: underline;
}

@media (max-width: 640px) {
  .app-card,
  .login-card {
    padding: 0;
  }

  .app-card {
    padding: 16px;
  }

  .login-header,
  .login-body {
    padding: 16px;
  }

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

  .app-logo {
    width: 48px;
    height: 48px;
  }

  .topbar form,
  .topbar .btn {
    width: 100%;
  }

  .todo-item {
    align-items: flex-start;
  }
}