@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,wght@0,400;0,600;0,700;1,400&family=DM+Sans:wght@300;400;500;600&display=swap');

/* ── Variables ── */
:root {
  --sage:    #4a7c59;
  --sage-lt: #e8f0ea;
  --sage-md: #c2d9c8;
  --cream:   #faf8f4;
  --warm:    #f0ebe1;
  --clay:    #c97d4e;
  --clay-lt: #f5e6d8;
  --ink:     #1c1f1d;
  --muted:   #6b7570;
  --border:  #ddd8d0;
  --white:   #ffffff;
  --shadow:  0 2px 16px rgba(28,31,29,.07);
  --shadow-lg: 0 8px 40px rgba(28,31,29,.12);
  --radius:  16px;
  --radius-sm: 10px;
}
[data-theme="dark"] {
  --sage:    #8abf9e;
  --sage-lt: #2d4538;
  --sage-md: #4f6a58;
  --cream:   #121316;
  --warm:    #1a1d21;
  --clay:    #c97d4e;
  --clay-lt: #3a2f2e;
  --ink:     #edf0f4;
  --muted:   #9aa2b0;
  --border:  #2f353c;
  --white:   #1f2429;
  --shadow:  0 2px 16px rgba(0,0,0,.45);
  --shadow-lg: 0 8px 40px rgba(0,0,0,.55);
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; }
body {
  font-family: 'DM Sans', sans-serif;
  background: var(--cream);
  color: var(--ink);
  min-height: 100vh;
  line-height: 1.6;
}

/* ── Typography ── */
h1, h2, h3, h4 { font-family: 'Fraunces', serif; line-height: 1.2; }
h1 { font-size: clamp(2rem, 5vw, 3.5rem); font-weight: 700; }
h2 { font-size: clamp(1.5rem, 3vw, 2.25rem); font-weight: 600; }
h3 { font-size: 1.25rem; font-weight: 600; }
p  { color: var(--muted); }

/* ── Nav ── */
nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(250,248,244,.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 0 clamp(1rem, 5vw, 3rem);
}
.nav-inner {
  max-width: 1100px; margin: 0 auto;
  height: 64px;
  display: flex; align-items: center; justify-content: space-between;
}
.nav-logo {
  font-family: 'Fraunces', serif;
  font-size: 1.4rem; font-weight: 700;
  color: var(--ink); text-decoration: none;
  display: flex; align-items: center; gap: .5rem;
}
.nav-logo span { color: var(--sage); }
.nav-links { display: flex; align-items: center; gap: 1.5rem; }
.nav-links a {
  font-size: .9rem; font-weight: 500;
  color: var(--muted); text-decoration: none;
  transition: color .2s;
}
.nav-links a:hover { color: var(--sage); }
.nav-links .btn-sm {
  background: var(--sage); color: var(--white);
  padding: .45rem 1.1rem; border-radius: 99px;
  font-size: .85rem;
}
.nav-links .btn-sm:hover { background: #3a6347; color: var(--white); }
.nav-links .sign-out {
  color: #d9534f; font-size: .85rem; cursor: pointer;
  background: none; border: none; font-family: inherit;
  font-weight: 500;
}
.nav-links .sign-out:hover { color: #b52b27; }

/* ── Buttons ── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  padding: .75rem 1.75rem;
  border-radius: 99px;
  font-family: 'DM Sans', sans-serif;
  font-size: .95rem; font-weight: 600;
  cursor: pointer; border: none;
  transition: transform .15s, box-shadow .15s, background .2s;
  text-decoration: none;
}
.btn:active { transform: scale(.97); }
.btn-primary {
  background: var(--sage); color: var(--white);
  box-shadow: 0 4px 16px rgba(74,124,89,.25);
}
.btn-primary:hover {
  background: #3a6347;
  box-shadow: 0 6px 20px rgba(74,124,89,.35);
  transform: translateY(-1px);
}
.btn-secondary {
  background: var(--white); color: var(--ink);
  border: 1.5px solid var(--border);
}
.btn-secondary:hover { background: var(--warm); transform: translateY(-1px); }
.btn-clay {
  background: var(--clay); color: var(--white);
  box-shadow: 0 4px 16px rgba(201,125,78,.25);
}
.btn-clay:hover { background: #b56a3b; transform: translateY(-1px); }
.btn-danger {
  background: #fff0ef; color: #d9534f;
  border: 1.5px solid #ffd0ce;
}
.btn-danger:hover { background: #ffd0ce; }
.btn-ghost {
  background: transparent; color: var(--muted);
  border: 1.5px solid var(--border);
}
.btn-ghost:hover { background: var(--warm); color: var(--ink); }
.btn:disabled { opacity: .5; cursor: not-allowed; transform: none; }

/* ── Cards ── */
.card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.75rem;
}
.card-sm { padding: 1.25rem; }

/* ── Form Elements ── */
.field { display: flex; flex-direction: column; gap: .4rem; }
label { font-size: .85rem; font-weight: 600; color: var(--ink); }
input[type="text"],
input[type="email"],
input[type="password"],
input[type="date"],
input[type="time"],
select,
textarea {
  width: 100%;
  padding: .7rem 1rem;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: 'DM Sans', sans-serif;
  font-size: .95rem;
  color: var(--ink);
  background: var(--white);
  transition: border-color .2s, box-shadow .2s;
  outline: none;
}
input:focus, select:focus, textarea:focus {
  border-color: var(--sage);
  box-shadow: 0 0 0 3px rgba(74,124,89,.1);
}
textarea { resize: vertical; }
::placeholder { color: #aaa; }

/* ── Alert banners ── */
.alert {
  padding: .75rem 1.1rem; border-radius: var(--radius-sm);
  font-size: .9rem; font-weight: 500;
  display: none;
}
.alert.show { display: block; }
.alert-error   { background: #fff0ef; color: #d9534f; border: 1px solid #ffd0ce; }
.alert-success { background: var(--sage-lt); color: #2e6040; border: 1px solid var(--sage-md); }
.alert-warn    { background: var(--clay-lt); color: #7a4220; border: 1px solid #e8bfa0; }

/* ── Badge ── */
.badge {
  display: inline-block; padding: .2rem .65rem;
  border-radius: 99px; font-size: .75rem; font-weight: 600;
  white-space: nowrap;
}
.badge-pending  { background: #fff8e8; color: #9a6c00; border: 1px solid #ffe5a0; }
.badge-accepted { background: var(--sage-lt); color: #2e6040; border: 1px solid var(--sage-md); }
.badge-rejected { background: #fff0ef; color: #d9534f; border: 1px solid #ffd0ce; }

/* ── Layout helpers ── */
.container { max-width: 1100px; margin: 0 auto; padding: 0 clamp(1rem, 5vw, 3rem); }
.page-pad  { padding: 3rem 0 5rem; }
.stack     { display: flex; flex-direction: column; }
.gap-xs { gap: .5rem; }
.gap-sm { gap: .75rem; }
.gap-md { gap: 1.25rem; }
.gap-lg { gap: 2rem; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.25rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
@media (max-width: 768px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

/* ── Stat card ── */
.stat-card {
  background: var(--white); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 1.25rem 1.5rem;
  box-shadow: var(--shadow);
}
.stat-num { font-family: 'Fraunces', serif; font-size: 2.25rem; font-weight: 700; }
.stat-label { font-size: .85rem; color: var(--muted); margin-top: .15rem; }
.stat-sage  .stat-num { color: var(--sage); }
.stat-clay  .stat-num { color: var(--clay); }
.stat-ink   .stat-num { color: var(--ink); }
.stat-warn  .stat-num { color: #9a6c00; }

/* ── Divider ── */
.divider { border: none; border-top: 1px solid var(--border); margin: 1.5rem 0; }

/* ── Empty state ── */
.empty {
  text-align: center; padding: 3rem 1rem;
  color: var(--muted); font-size: .95rem;
}
.empty-icon { font-size: 2.5rem; margin-bottom: .75rem; }

/* ── Page header ── */
.page-header { margin-bottom: 2rem; }
.page-header h1 { font-size: 2rem; }
.page-header p { color: var(--muted); margin-top: .3rem; }

/* ── Checkbox toggle ── */
.toggle-row {
  display: flex; align-items: center; gap: .75rem;
  padding: 1rem 1.25rem;
  background: var(--white); border: 1.5px solid var(--border);
  border-radius: var(--radius-sm); cursor: pointer;
  transition: border-color .2s, background .2s;
}
.toggle-row.active { border-color: var(--sage); background: var(--sage-lt); }
.toggle-row input[type="checkbox"] { width: 18px; height: 18px; accent-color: var(--sage); cursor: pointer; }
.toggle-row .toggle-label { font-weight: 600; flex: 1; }

/* ── Loader ── */
.spinner {
  width: 24px; height: 24px;
  border: 3px solid var(--sage-md);
  border-top-color: var(--sage);
  border-radius: 50%;
  animation: spin .7s linear infinite;
  margin: 2rem auto;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Auth page ── */
.auth-wrap {
  min-height: 100vh;
  display: grid; place-items: center;
  background: var(--cream);
  padding: 2rem;
}
.auth-box { width: 100%; max-width: 420px; }
.auth-logo {
  text-align: center; margin-bottom: 2rem;
  font-family: 'Fraunces', serif; font-size: 1.75rem; font-weight: 700;
}
.auth-logo span { color: var(--sage); }

/* ── Scroll fade in ── */
.fade-up {
  opacity: 0; transform: translateY(20px);
  transition: opacity .5s ease, transform .5s ease;
}
.fade-up.visible { opacity: 1; transform: translateY(0); }