@import url('https://fonts.googleapis.com/css2?family=Nunito:wght@400;500;600;700;800&display=swap');

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --primary:        #7C6FCD;
  --primary-light:  #B8AEED;
  --primary-dark:   #5849B8;
  --secondary:      #FF8C69;
  --accent:         #6ECFB5;
  --bg:             #FAF8FF;
  --surface:        #FFFFFF;
  --surface-var:    #F3F0FA;
  --text-primary:   #2D2D3A;
  --text-secondary: #6E6E82;
  --text-disabled:  #B0B0C0;
  --error:          #E05C5C;
  --divider:        #E8E4F0;
  --border:         #D8D4EE;
}

body {
  font-family: 'Nunito', sans-serif;
  background: var(--bg);
  color: var(--text-primary);
  line-height: 1.7;
  font-size: 16px;
}

/* ── Header ── */
header {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  padding: 48px 24px 40px;
  text-align: center;
  color: #fff;
}
header .logo {
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -0.5px;
  margin-bottom: 6px;
}
header .logo span { opacity: .75; font-weight: 500; font-size: 14px; display: block; margin-top: 2px; }
header h1 {
  font-size: 22px;
  font-weight: 700;
  margin-top: 16px;
  opacity: .95;
}
header p.subtitle {
  font-size: 13px;
  opacity: .75;
  margin-top: 6px;
  color: #fff;
}

/* ── Nav ── */
nav {
  background: var(--surface);
  border-bottom: 1px solid var(--divider);
  display: flex;
  justify-content: center;
  gap: 0;
  overflow-x: auto;
}
nav a {
  text-decoration: none;
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 13px;
  padding: 14px 20px;
  border-bottom: 3px solid transparent;
  transition: color .2s, border-color .2s;
  white-space: nowrap;
}
nav a:hover, nav a.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
}

/* ── Main content ── */
main {
  max-width: 760px;
  margin: 40px auto;
  padding: 0 20px 80px;
}

.card {
  background: var(--surface);
  border-radius: 20px;
  padding: 36px 40px;
  box-shadow: 0 2px 16px rgba(124,111,205,.08);
  border: 1px solid var(--divider);
}

/* ── Typography ── */
h2 {
  font-size: 19px;
  font-weight: 800;
  color: var(--primary-dark);
  margin: 32px 0 10px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--surface-var);
}
h2:first-child { margin-top: 0; }
h3 {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 20px 0 6px;
}
p { margin-bottom: 12px; color: var(--text-secondary); font-size: 15px; }
ul, ol { margin: 8px 0 16px 20px; }
li { color: var(--text-secondary); font-size: 15px; margin-bottom: 6px; }
strong { color: var(--text-primary); }
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

.effective-date {
  display: inline-block;
  background: var(--surface-var);
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 20px;
  margin-bottom: 28px;
}

/* ── Delete form ── */
.form-group {
  margin-bottom: 22px;
}
.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
}
.form-group input {
  width: 100%;
  padding: 14px 16px;
  border: 2px solid var(--border);
  border-radius: 14px;
  font-family: 'Nunito', sans-serif;
  font-size: 15px;
  color: var(--text-primary);
  background: var(--bg);
  transition: border-color .2s, box-shadow .2s;
  outline: none;
}
.form-group input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(124,111,205,.12);
}
.form-group input::placeholder { color: var(--text-disabled); }

.confirm-box {
  background: #FFF5F5;
  border: 2px solid #F5C6C6;
  border-radius: 14px;
  padding: 18px 20px;
  margin-bottom: 22px;
}
.confirm-box p {
  font-size: 14px;
  color: var(--error);
  font-weight: 600;
  margin: 0;
  line-height: 1.6;
}

.checkbox-row {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 28px;
}
.checkbox-row input[type="checkbox"] {
  width: 20px;
  height: 20px;
  min-width: 20px;
  border: 2px solid var(--border);
  border-radius: 6px;
  margin-top: 2px;
  accent-color: var(--error);
  cursor: pointer;
}
.checkbox-row label {
  font-size: 14px;
  color: var(--text-secondary);
  cursor: pointer;
}

.btn-delete {
  display: block;
  width: 100%;
  padding: 16px;
  background: var(--error);
  color: #fff;
  border: none;
  border-radius: 16px;
  font-family: 'Nunito', sans-serif;
  font-size: 16px;
  font-weight: 800;
  cursor: pointer;
  transition: background .2s, transform .1s, box-shadow .2s;
  box-shadow: 0 4px 14px rgba(224,92,92,.3);
}
.btn-delete:hover { background: #c94848; box-shadow: 0 6px 18px rgba(224,92,92,.4); }
.btn-delete:active { transform: scale(.98); }
.btn-delete:disabled {
  background: var(--text-disabled);
  cursor: not-allowed;
  box-shadow: none;
  transform: none;
}

.note-box {
  background: var(--surface-var);
  border-radius: 14px;
  padding: 16px 20px;
  margin-top: 20px;
  display: flex;
  gap: 12px;
  align-items: flex-start;
}
.note-box .icon { font-size: 20px; line-height: 1.4; }
.note-box p { font-size: 13px; color: var(--text-secondary); margin: 0; }

.warning-banner {
  background: #FFF8ED;
  border: 1px solid #FFD9A0;
  border-radius: 14px;
  padding: 16px 20px;
  margin-bottom: 28px;
  display: flex;
  gap: 12px;
  align-items: flex-start;
}
.warning-banner .icon { font-size: 22px; line-height: 1.3; }
.warning-banner p { font-size: 14px; color: #8B5E00; margin: 0; font-weight: 600; }

/* ── Footer ── */
footer {
  text-align: center;
  padding: 32px 20px;
  border-top: 1px solid var(--divider);
  font-size: 13px;
  color: var(--text-disabled);
}
footer a { color: var(--primary); font-weight: 600; }

/* ── Toast ── */
#toast {
  position: fixed;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: #2D2D3A;
  color: #fff;
  padding: 14px 24px;
  border-radius: 12px;
  font-size: 14px;
  font-weight: 600;
  opacity: 0;
  transition: opacity .3s, transform .3s;
  pointer-events: none;
  white-space: nowrap;
  z-index: 999;
}
#toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

@media (max-width: 600px) {
  .card { padding: 24px 20px; }
  header { padding: 36px 20px 30px; }
  nav a { padding: 12px 14px; font-size: 12px; }
}