/* ============================================================
   Admin panel — styl
   ============================================================ */
:root {
  --tennis-green: hsl(150 48% 25%);
  --tennis-green-light: hsl(150 40% 35%);
  --tennis-clay: hsl(18 68% 48%);
  --tennis-clay-light: hsl(20 70% 58%);
  --tennis-dark: hsl(150 20% 10%);
  --background: hsl(40 20% 98%);
  --foreground: hsl(150 20% 10%);
  --card: hsl(0 0% 100%);
  --muted: hsl(150 10% 94%);
  --muted-foreground: hsl(150 10% 45%);
  --border: hsl(150 10% 88%);
  --radius: 0.75rem;
  --font-sans: 'Plus Jakarta Sans', system-ui, sans-serif;
  --font-display: 'Playfair Display', Georgia, serif;
}
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
body { font-family: var(--font-sans); background: var(--background); color: var(--foreground); line-height: 1.5; -webkit-font-smoothing: antialiased; }
h1, h2, h3 { font-family: var(--font-display); }
input, select, textarea, button { font: inherit; }
a { color: inherit; text-decoration: none; }

.admin-container { max-width: 72rem; margin: 0 auto; padding: 0 1.25rem; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  border: none; border-radius: var(--radius); font-weight: 600;
  padding: 0.65rem 1.25rem; cursor: pointer; transition: all 0.2s; font-size: 0.9rem;
}
.btn-clay { background: var(--tennis-clay); color: #fff; }
.btn-clay:hover { background: var(--tennis-clay-light); }
.btn-green { background: var(--tennis-green); color: #fff; }
.btn-green:hover { background: var(--tennis-green-light); }
.btn-muted { background: var(--muted); color: var(--muted-foreground); }
.btn-muted:hover { color: var(--foreground); }
.btn-danger { background: hsl(0 84% 97%); color: hsl(0 72% 45%); border: 1px solid hsl(0 80% 90%); }
.btn-danger:hover { background: hsl(0 84% 94%); }
.btn-block { width: 100%; }
.btn-xs { padding: 0.4rem 0.7rem; font-size: 0.78rem; border-radius: 0.5rem; }

/* ---------- Alerts ---------- */
.alert { border-radius: var(--radius); padding: 0.75rem 1rem; margin-bottom: 1.25rem; font-size: 0.9rem; }
.alert-ok { background: hsl(150 48% 96%); color: hsl(150 55% 25%); border: 1px solid hsl(150 40% 85%); }
.alert-error { background: hsl(0 84% 97%); color: hsl(0 72% 45%); border: 1px solid hsl(0 80% 90%); }

/* ============================================================
   LOGIN
   ============================================================ */
.login-body { min-height: 100vh; background: var(--tennis-dark); display: flex; align-items: center; justify-content: center; padding: 1rem; }
.login-wrap { width: 100%; max-width: 26rem; }
.login-head { text-align: center; margin-bottom: 2rem; }
.badge-lg { width: 3.5rem; height: 3.5rem; border-radius: 999px; background: var(--tennis-clay); color: #fff; font-weight: 700; font-size: 1.25rem; display: flex; align-items: center; justify-content: center; margin: 0 auto 1rem; }
.login-head h1 { color: #fff; font-size: 1.875rem; }
.login-head p { color: rgba(255,255,255,0.5); margin-top: 0.5rem; }
.login-card { background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.1); border-radius: 1rem; padding: 2rem; display: flex; flex-direction: column; gap: 1.25rem; }
.login-card label { display: flex; flex-direction: column; gap: 0.5rem; color: rgba(255,255,255,0.7); font-size: 0.875rem; }
.login-card input { background: rgba(255,255,255,0.1); border: 1px solid rgba(255,255,255,0.2); border-radius: var(--radius); padding: 0.75rem 1rem; color: #fff; }
.login-card input::placeholder { color: rgba(255,255,255,0.3); }
.login-card input:focus { outline: none; border-color: var(--tennis-clay); }
.login-back { text-align: center; margin-top: 1.5rem; }
.login-back a { color: rgba(255,255,255,0.4); font-size: 0.875rem; }
.login-back a:hover { color: rgba(255,255,255,0.7); }

/* ============================================================
   DASHBOARD
   ============================================================ */
.admin-header { background: var(--tennis-dark); color: #fff; position: sticky; top: 0; z-index: 10; box-shadow: 0 2px 8px rgba(0,0,0,0.15); }
.admin-header-inner { height: 4rem; display: flex; align-items: center; justify-content: space-between; }
.admin-brand { display: flex; align-items: center; gap: 0.75rem; font-weight: 600; }
.badge-sm { width: 2rem; height: 2rem; border-radius: 999px; background: var(--tennis-clay); color: #fff; font-weight: 700; font-size: 0.75rem; display: flex; align-items: center; justify-content: center; }
.logout-form { margin: 0; }
.logout-btn { background: none; border: none; color: rgba(255,255,255,0.6); font-size: 0.875rem; cursor: pointer; }
.logout-btn:hover { color: #fff; }

.admin-tabs { border-bottom: 1px solid var(--border); background: var(--card); }
.admin-tabs-inner { display: flex; gap: 0.25rem; overflow-x: auto; }
.admin-tabs a { padding: 1rem 1.25rem; font-size: 0.875rem; font-weight: 500; color: var(--muted-foreground); border-bottom: 2px solid transparent; white-space: nowrap; }
.admin-tabs a:hover { color: var(--foreground); }
.admin-tabs a.active { color: var(--tennis-clay); border-bottom-color: var(--tennis-clay); }

.admin-main { padding: 2rem 1.25rem 4rem; }
.panel-head { display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin-bottom: 1.5rem; flex-wrap: wrap; }
.panel-head h2 { font-size: 1.5rem; }
.hint { color: var(--muted-foreground); font-size: 0.85rem; margin-top: 0.35rem; }
.hint code { background: var(--muted); padding: 0.1rem 0.35rem; border-radius: 0.3rem; font-size: 0.8rem; }
.empty { text-align: center; color: var(--muted-foreground); padding: 3rem 0; }

textarea.ta-mono { width: 100%; border: 1px solid var(--border); border-radius: 1rem; padding: 1.25rem; font-family: ui-monospace, "Cascadia Code", Consolas, monospace; font-size: 0.85rem; line-height: 1.7; background: var(--card); resize: vertical; }
textarea.ta-mono:focus { outline: none; border-color: var(--tennis-clay); }

/* ---------- Cards / forms ---------- */
.card { background: var(--card); border: 1px solid var(--border); border-radius: 1rem; }
.form-card { padding: 1.5rem; margin-bottom: 1.5rem; }
.form-card h3 { font-family: var(--font-sans); font-weight: 600; margin-bottom: 1rem; }
.form-grid { display: grid; grid-template-columns: 1fr; gap: 1rem; }
@media (min-width: 640px) { .form-grid { grid-template-columns: 1fr 1fr; } }
.form-card label { display: flex; flex-direction: column; gap: 0.4rem; font-size: 0.85rem; color: var(--muted-foreground); }
.form-card input, .form-card select { border: 1px solid var(--border); border-radius: var(--radius); padding: 0.6rem 0.8rem; font-size: 0.9rem; background: var(--card); color: var(--foreground); }
.form-card input:focus, .form-card select:focus { outline: none; border-color: var(--tennis-clay); }
.form-actions { display: flex; gap: 0.75rem; margin-top: 1.25rem; }

/* ---------- Contacts list ---------- */
.list-title { font-family: var(--font-sans); font-weight: 600; font-size: 1.05rem; margin: 1.5rem 0 0.75rem; }
.list-card { overflow: hidden; }
.list-row { display: flex; align-items: center; gap: 1rem; padding: 1rem 1.25rem; border-top: 1px solid var(--border); }
.list-row:first-child { border-top: none; }
.avatar { width: 2.25rem; height: 2.25rem; border-radius: 999px; background: hsl(150 48% 25% / 0.1); color: var(--tennis-green); font-weight: 600; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.list-info { flex: 1; min-width: 0; }
.list-info .cp-name { font-weight: 500; }
.list-info .cp-role { color: var(--muted-foreground); font-size: 0.85rem; }
.list-info .cp-meta { color: var(--muted-foreground); font-size: 0.78rem; margin-top: 0.2rem; display: flex; gap: 0.75rem; flex-wrap: wrap; }
.list-actions { display: flex; align-items: center; gap: 0.25rem; }
.list-actions form { margin: 0; }
.icon-btn { background: none; border: none; padding: 0.5rem; border-radius: 0.5rem; cursor: pointer; font-size: 1rem; line-height: 1; }
.icon-btn:hover { background: var(--muted); }

/* ---------- Gallery admin ---------- */
.upload-form { margin-bottom: 2rem; }
.upload-zone { display: flex; flex-direction: column; align-items: center; gap: 0.4rem; border: 2px dashed var(--border); border-radius: 1rem; padding: 2rem; text-align: center; cursor: pointer; color: var(--muted-foreground); transition: border-color 0.2s; }
.upload-zone:hover { border-color: var(--tennis-clay); }
.upload-zone input[type=file] { display: none; }
.upload-icon { font-size: 1.75rem; }
.gallery-admin-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }
@media (min-width: 640px) { .gallery-admin-grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 900px) { .gallery-admin-grid { grid-template-columns: repeat(4, 1fr); } }
.ga-card { border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; background: var(--card); display: flex; flex-direction: column; }
.ga-thumb { aspect-ratio: 1 / 1; background: var(--muted); }
.ga-thumb img { width: 100%; height: 100%; object-fit: cover; }
.ga-body { padding: 0.5rem; display: flex; flex-direction: column; gap: 0.5rem; }
.ga-body form { margin: 0; display: flex; flex-direction: column; gap: 0.4rem; }
.ga-caption-form input { width: 100%; border: 1px solid var(--border); border-radius: 0.5rem; padding: 0.4rem 0.5rem; font-size: 0.78rem; }
.ga-caption-form input:focus { outline: none; border-color: var(--tennis-clay); }
.ga-body .btn { width: 100%; }
.ga-thumb { position: relative; }
.ga-cover-badge { position: absolute; top: 0.4rem; left: 0.4rem; background: var(--tennis-clay); color: #fff; font-size: 0.65rem; font-weight: 600; padding: 0.15rem 0.45rem; border-radius: 0.4rem; }

/* ---------- Zpět odkaz ---------- */
.back-link { display: inline-block; color: var(--tennis-clay); font-size: 0.85rem; font-weight: 600; margin-bottom: 0.35rem; }
.back-link:hover { color: var(--tennis-clay-light); }

/* ---------- Kategorie galerie (admin přehled) ---------- */
.cat-admin-grid { display: grid; grid-template-columns: 1fr; gap: 1rem; }
@media (min-width: 640px) { .cat-admin-grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 960px) { .cat-admin-grid { grid-template-columns: 1fr 1fr 1fr; } }
.cat-admin-card { background: var(--card); border: 1px solid var(--border); border-radius: 1rem; overflow: hidden; }
.cat-admin-thumb { display: block; aspect-ratio: 16 / 10; background: var(--muted); }
.cat-admin-thumb img { width: 100%; height: 100%; object-fit: cover; }
.cat-admin-empty { display: flex; align-items: center; justify-content: center; height: 100%; color: var(--muted-foreground); font-size: 0.85rem; }
.cat-admin-body { padding: 0.85rem 1rem; display: flex; align-items: center; justify-content: space-between; gap: 0.75rem; }
.cat-admin-actions { display: flex; align-items: center; gap: 0.4rem; }
.cat-admin-actions form { margin: 0; }

/* ---------- Texty webu (settings) ---------- */
.settings-group { padding: 1.5rem; margin-bottom: 1.25rem; }
.settings-group h3 { font-family: var(--font-sans); font-weight: 600; margin-bottom: 1rem; padding-bottom: 0.6rem; border-bottom: 1px solid var(--border); }
.setting-field { margin-bottom: 1rem; }
.setting-field:last-child { margin-bottom: 0; }
.setting-label { display: block; font-size: 0.85rem; color: var(--muted-foreground); margin-bottom: 0.35rem; }
.setting-field input[type=text],
.setting-field textarea { width: 100%; border: 1px solid var(--border); border-radius: var(--radius); padding: 0.6rem 0.8rem; font-size: 0.9rem; background: var(--card); color: var(--foreground); font-family: inherit; }
.setting-field textarea { resize: vertical; line-height: 1.6; }
.setting-field input:focus, .setting-field textarea:focus { outline: none; border-color: var(--tennis-clay); }

.img-setting { display: flex; gap: 1rem; align-items: flex-start; flex-wrap: wrap; }
.img-preview { width: 8rem; height: 6rem; border-radius: var(--radius); overflow: hidden; background: var(--muted); flex-shrink: 0; display: flex; align-items: center; justify-content: center; }
.img-preview img { width: 100%; height: 100%; object-fit: cover; }
.img-none { color: var(--muted-foreground); font-size: 0.75rem; }
.img-controls { flex: 1; min-width: 12rem; }
.img-controls input[type=file] { font-size: 0.85rem; }

.sticky-save { position: sticky; bottom: 0; background: linear-gradient(to top, var(--background) 60%, transparent); padding: 1rem 0; margin-top: 0.5rem; }

/* ---------- Sekce (kurty / statistiky / kroky) ---------- */
.sec-grid { display: grid; grid-template-columns: 1fr; gap: 1.25rem; margin-bottom: 2rem; }
@media (min-width: 720px) { .sec-grid { grid-template-columns: 1fr 1fr; } }
.sec-grid-sm { display: grid; grid-template-columns: 1fr; gap: 1rem; margin-bottom: 2rem; }
@media (min-width: 560px) { .sec-grid-sm { grid-template-columns: 1fr 1fr; } }
@media (min-width: 900px) { .sec-grid-sm { grid-template-columns: 1fr 1fr 1fr; } }
.sec-grid .form-card, .sec-grid-sm .form-card { margin-bottom: 0; }
.form-card label.full { grid-column: 1 / -1; }
.form-card label.full, .form-card > label { display: flex; flex-direction: column; gap: 0.4rem; font-size: 0.85rem; color: var(--muted-foreground); margin-top: 0.75rem; }
.form-card textarea { border: 1px solid var(--border); border-radius: var(--radius); padding: 0.6rem 0.8rem; font-size: 0.9rem; background: var(--card); color: var(--foreground); font-family: inherit; resize: vertical; line-height: 1.6; }
.form-card textarea:focus { outline: none; border-color: var(--tennis-clay); }
.add-card { border-style: dashed; }