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

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

:root {
  --bg:              #f4f8fc;
  --surface:         #ffffff;
  --border:          #d6dde6;
  --border-input:    #5e6c7a;
  --text:            #1b1f24;
  --text-muted:      #5e6c7a;
  --primary:         #0054f5;
  --primary-hover:   #0046cc;
  --primary-light:   #e8f0fe;
  --danger:          #d93025;
  --danger-hover:    #b5271f;
  --danger-light:    #fce8e6;
  --warning-bg:      #fef9e7;
  --warning-border:  #f9ab00;
  --expired-bg:      #fce8e6;
  --expired-border:  #d93025;
  --ok-bg:           #e6f4ea;
  --ok-border:       #34a853;
  --radius:          8px;
  --radius-card:     16px;
  --shadow:          0 2px 4px rgba(0,0,0,.125);
  --shadow-lg:       0 8px 24px rgba(0,0,0,.1);
}

[data-theme="dark"] {
  --bg:              #0e1420;
  --surface:         #172034;
  --border:          #2a3650;
  --border-input:    #4a5c72;
  --text:            #e8edf5;
  --text-muted:      #8ea6c0;
  --primary:         #4d8bff;
  --primary-hover:   #3a7aee;
  --primary-light:   #0e2040;
  --danger:          #f28b82;
  --danger-hover:    #ee675c;
  --danger-light:    #2a1010;
  --warning-bg:      #1e1600;
  --warning-border:  #f9ab00;
  --expired-bg:      #1e0e0e;
  --expired-border:  #f28b82;
  --ok-bg:           #0a1f10;
  --ok-border:       #34a853;
  --shadow:          0 2px 4px rgba(0,0,0,.5);
  --shadow-lg:       0 8px 24px rgba(0,0,0,.4);
}

/* Dark mode icon toggles */
.icon-sun  { display: none; }
.icon-moon { display: flex; align-items: center; }
[data-theme="dark"] .icon-sun  { display: flex; align-items: center; }
[data-theme="dark"] .icon-moon { display: none; }

/* Dark mode role badge overrides */
[data-theme="dark"] .role-badge.role-admin   { background: var(--primary-light); color: var(--primary); }
[data-theme="dark"] .role-badge.role-manager { background: var(--ok-bg); color: #81c995; }
[data-theme="dark"] .role-badge.role-user    { background: var(--border); color: var(--text-muted); }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
}

/* ── Header ──────────────────────────────────────────────────────────────── */
header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 0 2rem;
  display: flex;
  align-items: center;
  height: 64px;
  box-shadow: var(--shadow);
  position: sticky;
  top: 0;
  z-index: 50;
}

header h1 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
  flex: 1;
  letter-spacing: -.01em;
}

header h1::after {
  content: '.';
  color: var(--primary);
}

.header-right {
  display: flex;
  align-items: center;
  gap: .5rem;
}

.header-nav-link,
.header-username {
  font-size: .875rem;
  font-weight: 500;
  color: var(--text-muted);
  text-decoration: none;
  padding: .375rem .625rem;
  border-radius: var(--radius);
  transition: color .15s, background .15s;
  display: flex;
  align-items: center;
  gap: .4rem;
}

.header-nav-link:hover,
.header-username:hover {
  color: var(--primary);
  background: var(--primary-light);
}

.header-settings-link {
  font-size: 1.3rem;
  color: var(--text-muted);
  text-decoration: none;
  line-height: 1;
  padding: .25rem;
  border-radius: var(--radius);
  transition: color .15s, background .15s;
}
.header-settings-link:hover { color: var(--primary); background: var(--primary-light); }

.btn-text {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: .875rem;
  font-weight: 500;
  cursor: pointer;
  padding: .375rem .625rem;
  border-radius: var(--radius);
  transition: color .15s, background .15s;
  display: flex;
  align-items: center;
  gap: .4rem;
  font-family: inherit;
}
.btn-text:hover {
  color: var(--text);
  background: var(--bg);
}

/* Desktop: text visible, icons hidden */
.nav-icon { display: none; }
.nav-text  { display: inline; }

/* Mobile: icons visible, text hidden */
@media (max-width: 639px) {
  .nav-icon { display: flex; align-items: center; }
  .nav-text  { display: none; }
  .header-nav-link,
  .header-username,
  .btn-text { padding: .375rem; }
  .header-right { gap: .125rem; }
}

/* ── Layout ──────────────────────────────────────────────────────────────── */
.view { padding: 2rem; max-width: 1100px; margin: 0 auto; }

.view-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}
.view-header h2 { margin-bottom: 0; font-size: 1.25rem; font-weight: 600; letter-spacing: -.01em; }

.view-header-actions { display: flex; gap: .75rem; align-items: center; }

.label-short { display: none; }
@media (max-width: 640px) {
  .label-long  { display: none; }
  .label-short { display: inline; }
}

.back-link {
  color: var(--primary);
  text-decoration: none;
  font-size: .875rem;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: .25rem;
}
.back-link:hover { text-decoration: underline; }

/* ── Cards ───────────────────────────────────────────────────────────────── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 1.5rem;
  margin-bottom: 1.25rem;
  box-shadow: var(--shadow);
}

h2 { font-size: 1.1rem; font-weight: 600; margin-bottom: 1rem; letter-spacing: -.01em; }
h3 { font-size: .8125rem; font-weight: 600; margin: 1.5rem 0 .75rem; color: var(--text-muted); }

/* ── Forms ───────────────────────────────────────────────────────────────── */
.form-row {
  display: grid;
  grid-template-columns: 180px 1fr;
  align-items: center;
  gap: .5rem;
  margin-bottom: .875rem;
}

.form-row label { font-size: .875rem; font-weight: 500; color: var(--text-muted); }

.checkbox-row { grid-template-columns: 180px 1fr; }
.checkbox-row label { color: var(--text); font-weight: 400; display: flex; align-items: center; gap: .5rem; }

input[type="text"],
input[type="email"],
input[type="number"],
input[type="date"],
input[type="password"],
select {
  padding: .5rem .75rem;
  border: 1px solid var(--border-input);
  border-radius: var(--radius);
  font-size: .9375rem;
  font-family: inherit;
  width: 100%;
  transition: border-color .15s, box-shadow .15s;
  background: var(--surface);
  color: var(--text);
  line-height: 1.5;
}

input:focus,
select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0, 84, 245, .15);
}

.form-actions { display: flex; gap: .75rem; margin-top: 1.25rem; padding-left: 180px; }

/* ── Buttons ─────────────────────────────────────────────────────────────── */
.btn-primary, .btn-secondary, .btn-danger, .btn-icon {
  padding: .5rem 1.25rem;
  border: none;
  border-radius: var(--radius);
  font-size: .9375rem;
  font-weight: 700;
  font-family: inherit;
  cursor: pointer;
  transition: background .15s, box-shadow .15s;
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  text-decoration: none;
}

.btn-primary  { background: var(--primary); color: #fff; }
.btn-primary:hover  { background: var(--primary-hover); box-shadow: 0 2px 8px rgba(0,84,245,.3); }

.btn-secondary { background: var(--surface); color: var(--text); border: 1px solid var(--border); font-weight: 500; }
.btn-secondary:hover { background: var(--bg); border-color: var(--border-input); }

.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { background: var(--danger-hover); box-shadow: 0 2px 8px rgba(217,48,37,.3); }

.btn-icon {
  padding: .3rem .625rem;
  font-size: .8125rem;
  font-weight: 500;
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
}
.btn-icon:hover { background: var(--bg); border-color: var(--border-input); }
.btn-icon.delete:hover { background: var(--danger-light); color: var(--danger); border-color: var(--expired-border); }

a.btn-primary, a.btn-secondary { display: inline-flex; }

/* ── Table ───────────────────────────────────────────────────────────────── */
.table-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.search-box {
  width: 240px;
  padding: .4375rem .75rem;
  border: 1px solid var(--border-input);
  border-radius: var(--radius);
  font-size: .875rem;
  font-family: inherit;
  background: var(--surface);
  color: var(--text);
}
.search-box:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(0,84,245,.15); }

table { width: 100%; border-collapse: collapse; font-size: .9375rem; }

thead th {
  background: var(--bg);
  padding: .625rem .75rem;
  text-align: left;
  font-size: .75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
}
th.sortable { cursor: pointer; user-select: none; white-space: nowrap; }
th.sortable:hover { color: var(--primary); }
th.sorted-asc .sort-icon::after  { content: ' ▲'; }
th.sorted-desc .sort-icon::after { content: ' ▼'; }
.sort-icon { opacity: .4; font-size: .7em; }

tbody tr { border-bottom: 1px solid var(--border); transition: background .1s; }
tbody tr:hover { background: var(--bg); }
tbody tr.clickable-row { cursor: pointer; }
tbody tr.clickable-row td:last-child { cursor: default; }
tbody td { padding: .75rem .75rem; vertical-align: middle; }
tbody td:last-child { white-space: nowrap; display: flex; gap: .4rem; }

/* ── Badges ──────────────────────────────────────────────────────────────── */
.badge {
  display: inline-block;
  padding: .2rem .625rem;
  border-radius: 999px;
  font-size: .75rem;
  font-weight: 600;
  white-space: nowrap;
  letter-spacing: .01em;
}
.badge-ok      { background: var(--ok-bg);       color: #188038; border: 1px solid var(--ok-border); }
.badge-warn    { background: var(--warning-bg);   color: #a05000; border: 1px solid var(--warning-border); }
.badge-expired { background: var(--expired-bg);   color: var(--danger); border: 1px solid var(--expired-border); }

.status-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.6rem;
  height: 1.6rem;
  min-width: 1.6rem;
  border-radius: 50%;
  font-size: .75rem;
  font-weight: 700;
  cursor: default;
  flex-shrink: 0;
}
.status-ok      { background: var(--ok-bg);      color: #188038; border: 1.5px solid var(--ok-border); }
.status-warn    { background: var(--warning-bg);  color: #a05000; border: 1.5px solid var(--warning-border); }
.status-expired { background: var(--expired-bg);  color: var(--danger); border: 1.5px solid var(--expired-border); }

/* ── Utility ─────────────────────────────────────────────────────────────── */
#empty-msg { text-align: center; color: var(--text-muted); padding: 2.5rem; }
.hidden { display: none !important; }

/* ── Toast ───────────────────────────────────────────────────────────────── */
.toast {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  background: var(--text);
  color: var(--surface);
  padding: .75rem 1.25rem;
  border-radius: var(--radius-card);
  font-size: .875rem;
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  z-index: 1000;
  animation: slideIn .2s ease;
  max-width: 320px;
}
.toast.error { background: var(--danger); color: #fff; }
@keyframes slideIn { from { transform: translateY(10px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }

/* ── Dialog ──────────────────────────────────────────────────────────────── */
dialog {
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 1.75rem;
  box-shadow: var(--shadow-lg);
  max-width: 400px;
  width: 90%;
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  margin: 0;
  background: var(--surface);
  color: var(--text);
}
dialog::backdrop { background: rgba(0,0,0,.35); }
dialog p { margin-bottom: 1.25rem; font-size: .9375rem; }
.dialog-actions { display: flex; gap: .75rem; justify-content: flex-end; }

/* ── Detail view ─────────────────────────────────────────────────────────── */
.detail-card h2 { font-size: 1.4rem; margin-bottom: .5rem; }
.detail-status { margin-bottom: 1.25rem; }

.detail-list {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: .6rem 1rem;
}
.detail-list dt {
  font-size: .75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: var(--text-muted);
  padding-top: .15rem;
}
.detail-list dd { font-size: .9375rem; }

/* ── Mobile cards ────────────────────────────────────────────────────────── */
#license-cards { display: none; }

.license-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .75rem;
  padding: .75rem .5rem;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  transition: background .1s;
}
.license-card:last-child { border-bottom: none; }
.license-card:hover { background: var(--bg); }

.card-main {
  display: flex;
  align-items: center;
  gap: .5rem;
  min-width: 0;
}
.card-name {
  font-size: .9375rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.card-right {
  display: flex;
  align-items: center;
  gap: .5rem;
  flex-shrink: 0;
}
.card-date {
  font-size: .8125rem;
  color: var(--text-muted);
  white-space: nowrap;
}

/* ── Action menu ─────────────────────────────────────────────────────────── */
.action-cell { position: relative; }
.action-menu { position: relative; display: inline-block; }

.action-menu-dropdown {
  display: none;
  position: absolute;
  right: 0;
  top: calc(100% + 4px);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-lg);
  z-index: 100;
  min-width: 150px;
  overflow: hidden;
}
.action-menu.open .action-menu-dropdown { display: block; }

.action-menu-item {
  display: flex;
  align-items: center;
  gap: .5rem;
  width: 100%;
  padding: .625rem 1rem;
  border: none;
  background: none;
  font-size: .875rem;
  font-family: inherit;
  cursor: pointer;
  text-align: left;
  color: var(--text);
  transition: background .1s;
}
.action-menu-item:hover { background: var(--bg); }
.action-menu-item.delete:hover { background: var(--danger-light); color: var(--danger); }

/* ── Settings ────────────────────────────────────────────────────────────── */
.settings-section-title {
  font-size: .75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .07em;
  color: var(--text-muted);
  margin: 1.75rem 0 .875rem;
}
.settings-section-title:first-child { margin-top: 0; }

.settings-info p {
  font-size: .875rem;
  color: var(--text-muted);
  margin: 0;
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-size: .875rem;
  cursor: pointer;
}

.provider-toggle {
  display: flex;
  flex-direction: column;
  gap: .5rem;
}

.provider-option {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-size: .875rem;
  cursor: pointer;
  color: var(--text);
}

/* ── Login / Setup ───────────────────────────────────────────────────────── */
.login-body {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: var(--bg);
  padding: 1rem;
}

.login-container {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 2.5rem;
  width: 100%;
  max-width: 400px;
  box-shadow: var(--shadow-lg);
}

.login-title {
  font-size: 1.625rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: .25rem;
  text-align: center;
  letter-spacing: -.02em;
}

.login-title::after {
  content: '.';
  color: var(--primary);
}

.login-subtitle {
  font-size: .875rem;
  color: var(--text-muted);
  text-align: center;
  margin-bottom: 2rem;
}

.login-hint {
  color: var(--text-muted);
  font-size: .875rem;
  margin-bottom: 1.5rem;
  text-align: center;
}

.login-form .form-row {
  display: block;
  margin-bottom: 1rem;
}

.login-form .form-row label {
  display: block;
  margin-bottom: .375rem;
  color: var(--text);
  font-weight: 500;
  font-size: .875rem;
}

.login-error {
  color: var(--danger);
  font-size: .875rem;
  margin-bottom: .75rem;
  padding: .625rem .875rem;
  background: var(--danger-light);
  border-radius: var(--radius);
  border-left: 3px solid var(--danger);
}

.login-submit {
  width: 100%;
  margin-top: .5rem;
  padding: .625rem 1.25rem;
  justify-content: center;
}

/* ── User management ─────────────────────────────────────────────────────── */
.users-list {
  display: flex;
  flex-direction: column;
  gap: .5rem;
  margin-bottom: 1rem;
}

.user-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .75rem;
  padding: .75rem 1rem;
  background: var(--bg);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  transition: border-color .15s;
}
.user-item:hover { border-color: var(--border-input); }

.user-item-name { font-size: .9375rem; font-weight: 500; flex: 1; min-width: 0; }
.user-self-badge { font-size: .75rem; color: var(--text-muted); }

.btn-sm {
  padding: .25rem .625rem;
  font-size: .8125rem;
}

.add-user-form {
  border-top: 1px solid var(--border);
  padding-top: 1.5rem;
  margin-top: .5rem;
}

.settings-section-subtitle {
  font-size: .9375rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: .75rem;
}

.user-item-email {
  display: block;
  font-size: .8125rem;
  color: var(--text-muted);
}

.user-item-actions {
  display: flex;
  align-items: center;
  gap: .5rem;
}

.role-badge {
  font-size: .75rem;
  font-weight: 600;
  padding: .2rem .625rem;
  border-radius: 999px;
  letter-spacing: .01em;
}

.role-badge.role-admin   { background: var(--primary-light); color: var(--primary); }
.role-badge.role-manager { background: var(--ok-bg); color: #188038; }
.role-badge.role-user    { background: var(--bg); color: var(--text-muted); border: 1px solid var(--border); }

.role-select {
  font-size: .8125rem;
  padding: .25rem .5rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
  font-family: inherit;
}

/* ── User edit form (inline) ─────────────────────────────────────────────── */
.user-item--editing {
  flex-direction: column;
  align-items: stretch;
  gap: .75rem;
  background: var(--bg);
}

.user-edit-form { width: 100%; }

.user-edit-header {
  display: flex;
  align-items: baseline;
  gap: .5rem;
  margin-bottom: .875rem;
}

.user-edit-fields {
  display: flex;
  flex-direction: column;
  gap: .625rem;
  margin-bottom: .875rem;
}

.user-edit-row {
  display: grid;
  grid-template-columns: 140px 1fr;
  align-items: center;
  gap: .5rem;
}

.user-edit-row label {
  font-size: .875rem;
  font-weight: 500;
  color: var(--text-muted);
}

.user-edit-row input,
.user-edit-row select {
  font-size: .9rem;
  padding: .375rem .625rem;
}

.user-edit-actions {
  display: flex;
  gap: .625rem;
}

@media (max-width: 640px) {
  .user-edit-row { grid-template-columns: 1fr; }
  .user-edit-row label { margin-bottom: .125rem; }
}

/* ── Responsive ──────────────────────────────────────────────────────────── */
@media (max-width: 640px) {
  .form-row         { grid-template-columns: 1fr; }
  .form-actions     { padding-left: 0; flex-wrap: wrap; }
  .table-header     { flex-direction: column; align-items: stretch; gap: .5rem; }
  .search-box       { width: 100%; }
  #license-table    { display: none; }
  #license-cards    { display: block; }
  .view             { padding: 1rem; }
  header            { padding: 0 1rem; }
  .detail-list      { grid-template-columns: 1fr; }
}