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

:root {
  --red:      #A8141A;
  --red-lt:   #c91820;
  --dark:     #080808;
  --dark2:    #100808;
  --dark3:    #160a0a;
  --dark4:    #1e0d0d;
  --border:   rgba(168,20,26,.2);
  --text:     #f0e8e8;
  --text-muted: #a08080;
  --green:    #2ecc71;
  --orange:   #e67e22;
  --blue:     #3498db;
  --radius:   10px;
  --sidebar-w: 230px;
  --trans:    .25s ease;
}

body {
  font-family: 'Inter', sans-serif;
  background: var(--dark);
  color: var(--text);
  min-height: 100vh;
  font-size: .92rem;
}

/* ===== LOGIN ===== */
.login-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(ellipse at 30% 50%, rgba(168,20,26,.15) 0%, transparent 60%),
    var(--dark);
}

.login-box {
  background: var(--dark3);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 48px 40px;
  width: 360px;
  box-shadow: 0 20px 60px rgba(0,0,0,.6);
}

.login-logo {
  text-align: center;
  margin-bottom: 36px;
}
.login__logos {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  margin-bottom: 6px;
}
.login__logo-img {
  height: 42px;
  width: auto;
  object-fit: contain;
}
.login-logo h1 {
  font-family: 'Playfair Display', serif;
  font-size: 1.6rem;
  color: var(--text);
}
.login-logo p {
  font-size: .8rem;
  color: var(--text-muted);
  letter-spacing: .15em;
  text-transform: uppercase;
  margin-top: 4px;
}

.login-back {
  display: block;
  text-align: center;
  margin-top: 16px;
  font-size: .85rem;
  color: var(--text-muted);
  transition: color var(--trans);
}
.login-back:hover { color: var(--red-lt); }

.login-error {
  display: none;
  color: var(--red-lt);
  font-size: .85rem;
  margin-bottom: 12px;
  padding: 10px 14px;
  background: rgba(168,20,26,.15);
  border: 1px solid var(--border);
  border-radius: 6px;
}

/* ===== FORMS ===== */
.form-group {
  margin-bottom: 16px;
}
.form-group label {
  display: block;
  font-size: .78rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .07em;
  margin-bottom: 6px;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 10px 14px;
  background: var(--dark4);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 8px;
  color: var(--text);
  font-size: .9rem;
  font-family: 'Inter', sans-serif;
  outline: none;
  transition: border-color var(--trans);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--red); }
.form-group select option { background: var(--dark4); }
.form-group textarea { resize: vertical; }

/* ===== BUTTONS ===== */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 22px;
  background: linear-gradient(135deg, var(--red), var(--red-lt));
  color: #fff;
  border: none;
  border-radius: 8px;
  font-family: 'Inter', sans-serif;
  font-size: .88rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--trans);
  white-space: nowrap;
}
.btn-primary:hover { filter: brightness(1.12); transform: translateY(-1px); }

.btn-ghost {
  padding: 10px 22px;
  background: transparent;
  border: 1px solid rgba(255,255,255,.12);
  color: var(--text-muted);
  border-radius: 8px;
  font-family: 'Inter', sans-serif;
  font-size: .88rem;
  cursor: pointer;
  transition: var(--trans);
}
.btn-ghost:hover { border-color: var(--text-muted); color: var(--text); }

.btn-danger {
  padding: 10px 22px;
  background: #7a0000;
  color: #fff;
  border: none;
  border-radius: 8px;
  font-family: 'Inter', sans-serif;
  font-size: .88rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--trans);
}
.btn-danger:hover { background: #a00000; }

.btn-sm { padding: 5px 12px; font-size: .78rem; }

.btn-full { width: 100%; justify-content: center; }

.btn-link {
  background: none;
  border: none;
  color: var(--red-lt);
  font-size: .82rem;
  font-family: 'Inter', sans-serif;
  cursor: pointer;
  transition: color var(--trans);
}
.btn-link:hover { color: var(--text); }

/* ===== APP LAYOUT ===== */
.app {
  display: flex;
  min-height: 100vh;
}

/* SIDEBAR */
.sidebar {
  width: var(--sidebar-w);
  background: var(--dark3);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; bottom: 0; left: 0;
  z-index: 10;
}

.sidebar__logo {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px 16px;
  border-bottom: 1px solid var(--border);
}
.logo-img { height: 38px; width: auto; object-fit: contain; display: block; }

.sidebar__nav {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 16px 12px;
  flex: 1;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border: none;
  background: transparent;
  color: var(--text-muted);
  border-radius: 8px;
  font-family: 'Inter', sans-serif;
  font-size: .88rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--trans);
  text-align: left;
  width: 100%;
}
.nav-item:hover { background: rgba(168,20,26,.1); color: var(--text); }
.nav-item.active { background: rgba(168,20,26,.2); color: var(--text); border-left: 3px solid var(--red); }

.nav-icon { font-size: 1rem; }

.nav-badge {
  margin-left: auto;
  background: var(--red);
  color: #fff;
  font-size: .7rem;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 10px;
  min-width: 20px;
  text-align: center;
}

.sidebar__logout {
  margin: 0 12px 16px;
  padding: 10px 14px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-muted);
  font-family: 'Inter', sans-serif;
  font-size: .85rem;
  cursor: pointer;
  transition: var(--trans);
  text-align: left;
}
.sidebar__logout:hover { background: rgba(168,20,26,.1); color: var(--text); border-color: var(--red); }

/* MAIN */
.main {
  margin-left: var(--sidebar-w);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* TOPBAR */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 32px;
  background: var(--dark2);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 5;
}
.topbar__left {
  display: flex;
  align-items: center;
  gap: 14px;
}
.topbar__logo {
  height: 36px;
  width: auto;
  object-fit: contain;
}
.topbar__title {
  font-family: 'Playfair Display', serif;
  font-size: 1.3rem;
  font-weight: 700;
}
.topbar__right {
  display: flex;
  align-items: center;
  gap: 20px;
  font-size: .85rem;
  color: var(--text-muted);
}
.topbar__clock {
  color: var(--red-lt);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

/* PAGES */
.page { display: none; padding: 32px; }
.page.active { display: block; }

/* KPI */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 28px;
}
.kpi {
  background: var(--dark3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px 24px;
  display: flex;
  align-items: center;
  gap: 18px;
  transition: border-color var(--trans);
}
.kpi:hover { border-color: var(--red); }
.kpi__icon { font-size: 2rem; }
.kpi__val {
  font-family: 'Playfair Display', serif;
  font-size: 2rem;
  font-weight: 900;
  color: var(--red-lt);
  line-height: 1;
}
.kpi__label {
  font-size: .78rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .06em;
  margin-top: 4px;
}

/* DASH GRID */
.dash-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 20px;
}

/* CARD */
.card {
  background: var(--dark3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.card__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
}
.card__header h3 { font-size: .95rem; font-weight: 600; }

/* TABLE */
.table {
  width: 100%;
  border-collapse: collapse;
  font-size: .85rem;
}
.table thead th {
  background: var(--dark4);
  padding: 12px 16px;
  text-align: left;
  font-size: .75rem;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--text-muted);
  font-weight: 600;
}
.table tbody td {
  padding: 12px 16px;
  border-bottom: 1px solid rgba(255,255,255,.04);
  color: var(--text);
}
.table tbody tr:last-child td { border-bottom: none; }
.table tbody tr:hover td { background: rgba(168,20,26,.05); }

/* PAGE TOOLBAR */
.page-toolbar {
  display: flex;
  gap: 14px;
  align-items: center;
  margin-bottom: 20px;
}
.search-input {
  flex: 1;
  padding: 10px 16px;
  background: var(--dark3);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-family: 'Inter', sans-serif;
  font-size: .88rem;
  outline: none;
  transition: border-color var(--trans);
}
.search-input:focus { border-color: var(--red); }

/* BADGE STATUT */
.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 12px;
  font-size: .72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .06em;
}
.badge--ouvert   { background: rgba(46,204,113,.15); color: var(--green); }
.badge--complet  { background: rgba(231,76,60,.15);  color: #e74c3c; }
.badge--termine  { background: rgba(160,128,128,.1); color: var(--text-muted); }
.badge--annule   { background: rgba(52,73,94,.2);    color: #95a5a6; }

/* LEVEL BADGE */
.lvl {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 10px;
  font-size: .72rem;
  font-weight: 600;
}
.lvl--debutant      { background: rgba(52,152,219,.15); color: var(--blue); }
.lvl--intermediaire { background: rgba(46,204,113,.15); color: var(--green); }
.lvl--avance        { background: rgba(168,20,26,.2);   color: var(--red-lt); }
.lvl--pro           { background: rgba(212,160,23,.15); color: #d4a017; }

/* ICON BUTTON */
.icon-btn {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1rem;
  padding: 4px 8px;
  border-radius: 6px;
  transition: background var(--trans);
}
.icon-btn:hover { background: rgba(255,255,255,.07); }

/* TOURNAMENT CARDS */
.tournaments-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 18px;
}
.t-card {
  background: var(--dark3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  transition: border-color var(--trans), transform var(--trans);
}
.t-card:hover { border-color: var(--red); transform: translateY(-3px); }
.t-card__top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 14px;
}
.t-card__name {
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: 4px;
}
.t-card__date { font-size: .82rem; color: var(--text-muted); }
.t-card__actions { display: flex; gap: 4px; }
.t-card__details {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px 16px;
  margin-bottom: 14px;
  font-size: .82rem;
}
.t-card__detail span { display: block; color: var(--text-muted); font-size: .72rem; text-transform: uppercase; letter-spacing: .05em; }
.t-card__detail strong { color: var(--text); }
.t-card__desc {
  font-size: .82rem;
  color: var(--text-muted);
  border-top: 1px solid rgba(255,255,255,.05);
  padding-top: 12px;
  line-height: 1.5;
}

/* UPCOMING LIST */
.upcoming-list { padding: 8px 20px 12px; }
.upcoming-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid rgba(255,255,255,.05);
  font-size: .85rem;
}
.upcoming-item:last-child { border-bottom: none; }
.upcoming-item__name { font-weight: 600; }
.upcoming-item__date { color: var(--text-muted); font-size: .78rem; }

/* EMPTY STATE */
.empty-state {
  padding: 48px;
  text-align: center;
  color: var(--text-muted);
  font-size: .9rem;
}

/* MODAL */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.75);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: 20px;
}
.modal {
  background: var(--dark3);
  border: 1px solid var(--border);
  border-radius: 14px;
  width: 100%;
  max-width: 640px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 24px 80px rgba(0,0,0,.7);
}
.modal--sm { max-width: 380px; padding: 28px; }
.modal__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 22px 28px;
  border-bottom: 1px solid var(--border);
}
.modal__header h3 { font-size: 1.05rem; font-weight: 700; }
.modal__close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.1rem;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 6px;
  transition: var(--trans);
}
.modal__close:hover { background: rgba(255,255,255,.07); color: var(--text); }

.modal form { padding: 24px 28px; }
.modal-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 20px;
}
.modal__footer {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  padding-top: 8px;
}

/* SCROLLBAR */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--dark2); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--red); }