/* ── Reset & base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: "Segoe UI", Arial, sans-serif;
  background: #e8edf2;
  color: #222;
  min-height: 100vh;
}

/* ── App shell ── */
.app-wrapper { display: flex; flex-direction: column; min-height: 100vh; }

.app-header {
  background: #1a3a5c;
  color: #fff;
  padding: 0 2rem;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: 0 2px 6px rgba(0,0,0,.3);
}
.logo { display: flex; align-items: center; gap: .5rem; font-size: 1.2rem; font-weight: 700; }
.logo-icon { font-size: 1.4rem; }
.app-nav { display: flex; gap: 2rem; align-items: center; font-size: .9rem; }
.nav-user { opacity: .7; }

.app-main {
  flex: 1;
  max-width: 860px;
  margin: 2rem auto;
  padding: 0 1rem;
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.app-footer {
  background: #1a3a5c;
  color: #aac4de;
  text-align: center;
  padding: .8rem;
  font-size: .8rem;
}
.app-footer a { color: #aac4de; }

/* ── Card ── */
.card {
  background: #fff;
  border-radius: 6px;
  box-shadow: 0 1px 4px rgba(0,0,0,.12);
  padding: 1.8rem 2rem;
}
.card-title { font-size: 1.15rem; font-weight: 700; color: #1a3a5c; margin-bottom: .3rem; }
.card-subtitle { font-size: .85rem; color: #666; margin-bottom: 1.4rem; }

/* ── Form ── */
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-group { display: flex; flex-direction: column; gap: .35rem; margin-bottom: 1rem; }
label { font-size: .85rem; font-weight: 600; color: #444; }
input[type="text"], input[type="date"], select, textarea {
  border: 1px solid #c5cdd6;
  border-radius: 4px;
  padding: .5rem .7rem;
  font-size: .95rem;
  font-family: inherit;
  transition: border-color .15s;
  background: #fafbfc;
}
input[readonly] {
  background: #f0f4f8;
  color: #666;
  cursor: default;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: #1a3a5c;
  background: #fff;
}
textarea { resize: vertical; }
.checkbox-group label { display: flex; align-items: flex-start; gap: .5rem; font-weight: 400; font-size: .87rem; cursor: pointer; }
.checkbox-group input[type="checkbox"] { margin-top: .15rem; flex-shrink: 0; }
.checkbox-group .required-badge { vertical-align: middle; }

/* ── Custom select ── */
.custom-select {
  position: relative;
  border: 1px solid #c5cdd6;
  border-radius: 4px;
  background: #fafbfc;
  cursor: pointer;
  user-select: none;
}
.custom-select:focus,
.custom-select.open { outline: none; border-color: #1a3a5c; background: #fff; }
.custom-select-trigger {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: .5rem .7rem;
  font-size: .95rem;
  font-family: inherit;
}
.custom-select-trigger .placeholder { color: #aaa; }
.custom-select-arrow { font-size: .75rem; color: #666; transition: transform .15s; }
.custom-select.open .custom-select-arrow { transform: rotate(180deg); }
.custom-select-dropdown {
  display: none;
  position: absolute;
  top: 100%; left: -1px; right: -1px;
  background: #fff;
  border: 1px solid #1a3a5c;
  border-top: none;
  border-radius: 0 0 4px 4px;
  max-height: 240px;
  overflow-y: auto;
  z-index: 200;
  list-style: none;
  margin: 0; padding: 0;
  box-shadow: 0 4px 12px rgba(0,0,0,.12);
}
.custom-select.open .custom-select-dropdown { display: block; }
.custom-select-dropdown li {
  padding: .45rem .7rem;
  font-size: .88rem;
  font-family: inherit;
  cursor: pointer;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.custom-select-dropdown li:hover,
.custom-select-dropdown li.focused { background: #e8f0f8; }
.custom-select-dropdown li.selected { font-weight: 700; color: #1a3a5c; }

.btn-submit {
  margin-top: .5rem;
  background: #1a3a5c;
  color: #fff;
  border: none;
  border-radius: 4px;
  padding: .65rem 2rem;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: background .15s;
}
.btn-submit:hover { background: #274f7a; }
.btn-submit:active { background: #102840; }
.btn-submit:disabled {
  background: #b0bec5;
  cursor: not-allowed;
  opacity: .7;
}

.required-badge {
  font-size: .75rem;
  font-weight: 700;
  color: #c0392b;
  background: #fde8e8;
  border: 1px solid #f5c6c6;
  border-radius: 10px;
  padding: .1rem .5rem;
  margin-left: .4rem;
  vertical-align: middle;
}

/* ── History table ── */
.history-table { width: 100%; border-collapse: collapse; font-size: .9rem; }
.history-table th { text-align: left; padding: .5rem .75rem; background: #f0f4f8; color: #1a3a5c; font-size: .8rem; border-bottom: 2px solid #d0dae4; }
.history-table td { padding: .55rem .75rem; border-bottom: 1px solid #e8edf2; }
.history-table tr:last-child td { border-bottom: none; }
.status { display: inline-block; padding: .2rem .6rem; border-radius: 12px; font-size: .78rem; font-weight: 700; }
.status.pending { background: #fff3cd; color: #856404; }
.status.denied  { background: #f8d7da; color: #842029; }
.status.approved { background: #d1e7dd; color: #0a3622; }

/* ── Char counter ── */
.char-counter {
  font-size: .78rem;
  color: #888;
  text-align: right;
  display: block;
  margin-top: .25rem;
}
.char-counter.counter-maxed { color: #c0392b; font-weight: 700; }

/* ── Spinner ── */
.spinner-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.45);
  display: flex; align-items: center; justify-content: center;
  z-index: 7000;
}
.spinner-overlay.hidden { display: none; }
.spinner-box {
  background: #fff;
  border-radius: 8px;
  padding: 2rem 2.5rem;
  text-align: center;
  box-shadow: 0 8px 32px rgba(0,0,0,.2);
  min-width: 220px;
}
.spinner {
  width: 40px; height: 40px;
  border: 4px solid #d0dae4;
  border-top-color: #1a3a5c;
  border-radius: 50%;
  margin: 0 auto .75rem;
  animation: spin .8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.spinner-box p { font-size: .9rem; color: #555; margin: 0; }

/* ── Toast ── */
.toast {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  background: #1a3a5c;
  color: #fff;
  padding: .85rem 1.8rem;
  border-radius: 6px;
  font-size: .95rem;
  box-shadow: 0 4px 16px rgba(0,0,0,.25);
  z-index: 900;
  max-width: 480px;
  text-align: center;
  transition: opacity .4s;
}
.toast.hidden { display: none; }

/* ── Generic popup ── */
.popup {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.5);
  display: flex; align-items: center; justify-content: center;
  z-index: 800;
}
.popup.hidden { display: none; }
.popup-content {
  background: #fff;
  border-radius: 8px;
  padding: 2rem 2.5rem;
  max-width: 420px;
  width: 90%;
  text-align: center;
  box-shadow: 0 8px 32px rgba(0,0,0,.25);
}
.popup-icon { font-size: 2.5rem; margin-bottom: .75rem; }
.popup-content h3 { margin-bottom: .6rem; color: #1a3a5c; }
.popup-content p { font-size: .95rem; margin-bottom: .5rem; color: #333; }
.popup-sub { font-size: .82rem; color: #888; }
.popup-content button {
  margin-top: 1.2rem;
  background: #1a3a5c; color: #fff;
  border: none; border-radius: 4px;
  padding: .55rem 1.8rem;
  font-size: .95rem; font-weight: 600; cursor: pointer;
}
.popup-content.denial { border-top: 5px solid #c0392b; }

/* ── BSOD ── */
.bsod {
  position: fixed; inset: 0;
  background: #0078d7;
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  z-index: 9999;
  font-family: "Segoe UI", sans-serif;
}
.bsod.hidden { display: none; }
.bsod-content { max-width: 620px; padding: 2rem; }
.bsod-emoji { font-size: 5rem; margin-bottom: 1.2rem; font-weight: 300; }
.bsod-content h1 { font-size: 1.5rem; font-weight: 400; margin-bottom: 1.2rem; line-height: 1.4; }
.bsod-content p { font-size: 1rem; margin-bottom: .8rem; color: #cde; }
.bsod-progress { font-size: 1.1rem; margin: 1.2rem 0; }
.bsod-code { font-size: .9rem; color: #adf; font-family: monospace; }
.bsod-content button {
  margin-top: 2rem;
  background: rgba(255,255,255,.15);
  border: 2px solid #fff;
  color: #fff;
  padding: .5rem 1.5rem;
  font-size: .9rem;
  cursor: pointer;
  border-radius: 4px;
}

/* ── Maintenance ── */
.maintenance {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.7);
  display: flex; align-items: center; justify-content: center;
  z-index: 9000;
}
.maintenance.hidden { display: none; }
.maintenance-content {
  background: #fff;
  border-radius: 8px;
  padding: 2.5rem 3rem;
  max-width: 440px;
  width: 90%;
  text-align: center;
  border-top: 6px solid #e67e22;
}
.maintenance-icon { font-size: 3rem; margin-bottom: .75rem; }
.maintenance-content h2 { color: #e67e22; margin-bottom: .75rem; }
.maintenance-content p { font-size: .95rem; color: #444; margin-bottom: .4rem; }
.maintenance-sub { font-size: .82rem; color: #888; }
.maintenance-content button {
  margin-top: 1.5rem;
  background: #e67e22; color: #fff;
  border: none; border-radius: 4px;
  padding: .55rem 1.8rem;
  font-size: .95rem; font-weight: 600; cursor: pointer;
}

/* ── 404 ── */
.error404 {
  position: fixed; inset: 0;
  background: #f0f4f8;
  display: flex; align-items: center; justify-content: center;
  z-index: 8000;
}
.error404.hidden { display: none; }
.error404-content { text-align: center; }
.error404-content h1 { font-size: 8rem; color: #c5cdd6; font-weight: 900; line-height: 1; }
.error404-content h2 { font-size: 1.5rem; color: #1a3a5c; margin-bottom: .75rem; }
.error404-content p { color: #666; margin-bottom: 1.5rem; }
.error404-content button {
  background: #1a3a5c; color: #fff;
  border: none; border-radius: 4px;
  padding: .6rem 1.8rem;
  font-size: .95rem; font-weight: 600; cursor: pointer;
}

@media (max-width: 540px) {
  .form-row { grid-template-columns: 1fr; }
  .card { padding: 1.2rem 1rem; }
}