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

:root {
  --color-primary: #2563eb;
  --color-primary-hover: #1d4ed8;
  --color-danger: #dc2626;
  --color-success: #16a34a;
  --color-info: #0891b2;
  --color-muted: #6b7280;
  --color-bg: #f3f4f6;
  --color-surface: #ffffff;
  --color-border: #e5e7eb;
  --color-text: #111827;
  --color-text-secondary: #6b7280;
  --radius: 8px;
  --shadow: 0 1px 3px rgba(0,0,0,.1);
  --shadow-lg: 0 4px 12px rgba(0,0,0,.1);
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }

/* === Header === */
.header {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: 0 1rem;
}
.header__inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  height: 56px;
  gap: 1.5rem;
}
.header__logo {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary);
}
.header__logo:hover { text-decoration: none; }
.header__logo-img { height: 32px; display: block; }
.header__nav { display: flex; gap: 1rem; }
.header__nav a { color: var(--color-text-secondary); font-size: .9rem; }
.header__nav a:hover { color: var(--color-primary); text-decoration: none; }
.header__user { margin-left: auto; display: flex; align-items: center; gap: .75rem; }
.header__name { font-size: .9rem; color: var(--color-text-secondary); }
.header__logout-form { display: inline; }

/* === Main & Footer === */
.main { flex: 1; max-width: 1200px; width: 100%; margin: 0 auto; padding: 1.5rem 1rem; }
.footer { text-align: center; padding: 1rem; font-size: .8rem; color: var(--color-muted); }

/* === Alerts === */
.alert {
  padding: .75rem 1rem;
  border-radius: var(--radius);
  margin-bottom: 1rem;
  font-size: .9rem;
}
.alert--error { background: #fef2f2; color: #991b1b; border: 1px solid #fecaca; }
.alert--success { background: #f0fdf4; color: #166534; border: 1px solid #bbf7d0; }

/* === Buttons === */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: .5rem 1rem;
  font-size: .875rem;
  font-weight: 500;
  border: 1px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background .15s, border-color .15s;
  text-decoration: none;
}
.btn:hover { text-decoration: none; }
.btn--primary { background: var(--color-primary); color: #fff; }
.btn--primary:hover { background: var(--color-primary-hover); }
.btn--outline { background: transparent; border-color: var(--color-border); color: var(--color-text); }
.btn--outline:hover { border-color: var(--color-muted); }
.btn--danger { background: var(--color-danger); color: #fff; }
.btn--danger:hover { background: #b91c1c; }
.btn--sm { padding: .3rem .6rem; font-size: .8rem; }
.btn--block { width: 100%; }

/* === Login Page === */
.login-page {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 60vh;
}
.login-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 2rem;
  width: 100%;
  max-width: 400px;
  box-shadow: var(--shadow-lg);
}
.login-card__title {
  font-size: 1.25rem;
  margin-bottom: 1.5rem;
  text-align: center;
}
.form-group { margin-bottom: 1rem; }
.form-group label { display: block; font-size: .875rem; margin-bottom: .25rem; color: var(--color-text-secondary); }
.form-group input[type="text"],
.form-group input[type="password"],
.form-group input[type="url"],
.form-group input[type="number"],
.form-group input[type="email"],
.form-group select {
  width: 100%;
  padding: .5rem .75rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: .9rem;
  outline: none;
  transition: border-color .15s;
}
.form-group input:focus,
.form-group select:focus { border-color: var(--color-primary); }

/* === Dashboard / Service Cards === */
.dashboard__title { margin-bottom: 1.5rem; font-size: 1.5rem; }
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem;
}
.service-card {
  position: relative;
  display: flex;
  align-items: center;
  gap: 1rem;
  background-color: var(--color-surface);
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  background-size: auto 80%;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.25rem;
  min-height: 5rem;
  transition: box-shadow .2s, border-color .2s;
  color: var(--color-text);
}
.service-card:hover {
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary);
  text-decoration: none;
}
.service-card__body { flex: 1; min-width: 0; }
.service-card__name { font-size: 1rem; font-weight: 600; margin-bottom: .25rem; }
.service-card__desc { font-size: .8rem; color: var(--color-text-secondary); }
.service-card__badge {
  position: absolute;
  top: .5rem;
  right: .5rem;
  font-size: .65rem;
  font-weight: 600;
  padding: .15rem .4rem;
  border-radius: 4px;
  background: #dbeafe;
  color: var(--color-primary);
  text-transform: uppercase;
}

/* === Error Page === */
.error-page { text-align: center; padding: 3rem 1rem; }
.error-page__code { font-size: 4rem; font-weight: 700; color: var(--color-muted); }
.error-page__message { margin: 1rem 0 2rem; color: var(--color-text-secondary); }

/* === Admin === */
.admin-page h1 { margin-bottom: 1rem; }
.admin-page h2 { margin: 1.5rem 0 .75rem; font-size: 1.1rem; }
.admin-nav { display: flex; gap: .5rem; margin-bottom: 1.5rem; }
.admin-nav a {
  padding: .4rem .8rem;
  border-radius: var(--radius);
  font-size: .875rem;
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
}
.admin-nav a:hover { text-decoration: none; border-color: var(--color-muted); }
.admin-nav a.active { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }

.admin-form { background: var(--color-surface); padding: 1rem; border-radius: var(--radius); border: 1px solid var(--color-border); }
.form-row { display: flex; gap: 1rem; }
.form-row .form-group { flex: 1; }

.search-form { display: flex; gap: .5rem; margin-bottom: 1rem; align-items: center; }
.search-form input, .search-form select {
  padding: .4rem .6rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: .875rem;
}

/* === Tables === */
.table-wrap { overflow-x: auto; }
.table { width: 100%; border-collapse: collapse; font-size: .85rem; }
.table th, .table td { padding: .5rem .6rem; text-align: left; border-bottom: 1px solid var(--color-border); }
.table th { background: var(--color-bg); font-weight: 600; white-space: nowrap; }
.table input[type="text"],
.table input[type="url"],
.table input[type="number"] { padding: .25rem .4rem; font-size: .8rem; border: 1px solid var(--color-border); border-radius: 4px; }
.table td.actions { white-space: nowrap; }
.inline-form { display: inline; }
.row--danger { background: #fef2f2; }
.nowrap { white-space: nowrap; }
.text-muted { color: var(--color-muted); font-size: .85rem; margin-bottom: .5rem; }

/* === Badges === */
.badge {
  display: inline-block;
  padding: .15rem .4rem;
  font-size: .75rem;
  font-weight: 500;
  border-radius: 4px;
}
.badge--success { background: #dcfce7; color: #166534; }
.badge--danger { background: #fef2f2; color: #991b1b; }
.badge--info { background: #ecfeff; color: #0e7490; }
.badge--muted { background: #f3f4f6; color: #6b7280; }

/* === Pagination === */
.pagination { display: flex; gap: .25rem; margin-top: 1rem; flex-wrap: wrap; }
.pagination__link {
  padding: .35rem .65rem;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  font-size: .8rem;
  color: var(--color-text);
}
.pagination__link:hover { text-decoration: none; border-color: var(--color-primary); }
.pagination__link.active { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }

/* === Toolbar === */
.toolbar { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1rem; gap: 1rem; flex-wrap: wrap; }
.toolbar__search { display: flex; gap: .5rem; align-items: center; }
.toolbar__search input {
  padding: .4rem .6rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: .875rem;
}

/* === Modal === */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.4);
  z-index: 1000;
  align-items: center;
  justify-content: center;
}
.modal-overlay.open { display: flex; }
.modal {
  background: var(--color-surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 480px;
  max-height: 90vh;
  overflow-y: auto;
  margin: 1rem;
}
.modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--color-border);
}
.modal__header h3 { font-size: 1.1rem; margin: 0; }
.modal__close {
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--color-muted);
  line-height: 1;
  padding: 0 .25rem;
}
.modal__close:hover { color: var(--color-text); }
.modal__body { padding: 1.25rem; }

/* === Responsive === */
@media (max-width: 640px) {
  .form-row { flex-direction: column; gap: 0; }
  .header__inner { gap: .75rem; }
  .header__nav { gap: .5rem; }
  .services-grid { grid-template-columns: 1fr; }
}