/* ═══════════════════════════════════════════════════════
   DEFI TENİS LİGİ — STYLESHEET
   Aesthetic: Court-side brutalism meets sport editorial
   ═══════════════════════════════════════════════════════ */

:root {
  --bg:        #0a0a0a;
  --bg2:       #111111;
  --bg3:       #1a1a1a;
  --border:    #2a2a2a;
  --border2:   #333;
  --text:      #e8e8e8;
  --text2:     #888;
  --text3:     #555;
  --accent:    #c8f135;
  --accent2:   #a8d020;
  --danger:    #ff4444;
  --warning:   #ffaa00;
  --success:   #00cc66;
  --admin:     #f0a500;

  --font-display: 'Bebas Neue', sans-serif;
  --font-body:    'DM Sans', sans-serif;
  --font-mono:    'DM Mono', monospace;

  --radius:  6px;
  --radius2: 12px;
  --shadow:  0 4px 24px rgba(0,0,0,0.4);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

.page { display: none; }
.page.active { display: block; }

/* NAVBAR */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(10,10,10,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  height: 60px;
}
.nav-inner {
  max-width: 1400px;
  margin: 0 auto;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2rem;
}
.nav-logo { display: flex; align-items: center; gap: 0.6rem; cursor: pointer; }
.logo-icon { color: var(--accent); font-size: 1.4rem; }
.logo-text { font-family: var(--font-display); font-size: 1.5rem; letter-spacing: 0.1em; }
.btn-login {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  color: var(--accent);
  text-decoration: none;
  border: 1px solid var(--accent);
  padding: 0.4rem 1.2rem;
  border-radius: var(--radius);
  transition: all 0.2s;
}
.btn-login:hover { background: var(--accent); color: var(--bg); }
.nav-user-info { display: flex; align-items: center; gap: 1rem; font-size: 0.85rem; color: var(--text2); }
.nav-user-name { color: var(--text); font-weight: 500; }
.nav-user-link { color: var(--accent); cursor: pointer; text-decoration: none; font-family: var(--font-mono); font-size: 0.75rem; }

/* HERO */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 80px 2rem 4rem;
  overflow: hidden;
}
.hero-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(200,241,53,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(200,241,53,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}
.hero-bg-grid::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 30% 50%, rgba(200,241,53,0.06) 0%, transparent 60%);
}
.hero-content { max-width: 1400px; margin: 0 auto; width: 100%; position: relative; z-index: 1; }
.hero-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  color: var(--accent);
  border: 1px solid var(--accent);
  padding: 0.3rem 0.8rem;
  border-radius: 100px;
  margin-bottom: 1.5rem;
  animation: pulse-border 2s infinite;
}
@keyframes pulse-border {
  0%, 100% { box-shadow: 0 0 0 0 rgba(200,241,53,0.3); }
  50% { box-shadow: 0 0 0 6px rgba(200,241,53,0); }
}
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(5rem, 15vw, 12rem);
  line-height: 0.9;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
}
.hero-accent { color: var(--accent); }
.hero-sub { font-size: 1.1rem; color: var(--text2); letter-spacing: 0.1em; margin-bottom: 3rem; font-weight: 300; }
.hero-countdown { display: flex; align-items: center; gap: 0.5rem; margin-bottom: 0.5rem; }
.cd-item {
  display: flex; flex-direction: column; align-items: center;
  background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 0.8rem 1.2rem; min-width: 80px;
}
.cd-num { font-family: var(--font-display); font-size: 2.5rem; color: var(--accent); line-height: 1; }
.cd-label { font-family: var(--font-mono); font-size: 0.65rem; color: var(--text3); letter-spacing: 0.1em; margin-top: 0.2rem; }
.cd-sep { font-family: var(--font-display); font-size: 2rem; color: var(--text3); margin-bottom: 1rem; }
.hero-season-label { font-family: var(--font-mono); font-size: 0.7rem; color: var(--text3); letter-spacing: 0.1em; }

/* HOME GRID */
.home-grid {
  max-width: 1400px; margin: 0 auto; padding: 2rem;
  display: grid; grid-template-columns: 280px 1fr 280px; gap: 1.5rem; align-items: start;
}
.home-sidebar { display: flex; flex-direction: column; }
@media (max-width: 1100px) { .home-grid { grid-template-columns: 1fr; } .home-sidebar--right { order: -1; } }

/* CARDS */
.card {
  background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius2);
  padding: 1.25rem; transition: border-color 0.2s;
}
.card:hover { border-color: var(--border2); }
.card-header {
  font-family: var(--font-mono); font-size: 0.75rem; letter-spacing: 0.1em;
  color: var(--text2); text-transform: uppercase; margin-bottom: 1rem;
  padding-bottom: 0.75rem; border-bottom: 1px solid var(--border);
  display: flex; align-items: center; gap: 0.5rem;
}

/* MATCH FEED */
.match-feed { display: flex; flex-direction: column; gap: 0.6rem; }
.match-item { background: var(--bg3); border: 1px solid var(--border); border-radius: var(--radius); padding: 0.7rem 0.9rem; font-size: 0.82rem; }
.match-item-row { display: flex; justify-content: space-between; align-items: center; gap: 0.5rem; }
.match-winner { color: var(--accent); font-weight: 600; }
.match-loser { color: var(--text2); }
.match-score { font-family: var(--font-mono); font-size: 0.75rem; color: var(--text2); }
.match-date { font-family: var(--font-mono); font-size: 0.65rem; color: var(--text3); margin-top: 0.2rem; }
.match-wo { color: var(--danger); font-size: 0.7rem; }

/* RANKING TABLE */
.table-wrap { overflow-x: auto; }
.ranking-table { width: 100%; border-collapse: collapse; font-size: 0.85rem; }
.ranking-table th {
  font-family: var(--font-mono); font-size: 0.65rem; letter-spacing: 0.1em;
  color: var(--text3); text-transform: uppercase; text-align: left;
  padding: 0.6rem 0.8rem; border-bottom: 1px solid var(--border);
}
.ranking-table td { padding: 0.75rem 0.8rem; border-bottom: 1px solid var(--border); color: var(--text); }
.ranking-table tbody tr { transition: background 0.15s; cursor: pointer; }
.ranking-table tbody tr:hover { background: var(--bg3); }
.ranking-table tbody tr:last-child td { border-bottom: none; }
.rank-num { font-family: var(--font-display); font-size: 1.2rem; color: var(--accent); min-width: 2rem; }
.player-name { font-weight: 500; }
.player-name--me { color: var(--accent); font-weight: 600; }
.win-pct { font-family: var(--font-mono); color: var(--accent); }
.status-badge { font-family: var(--font-mono); font-size: 0.65rem; letter-spacing: 0.05em; padding: 0.2rem 0.6rem; border-radius: 100px; }
.status-active { background: rgba(0,204,102,0.15); color: var(--success); }
.status-passive { background: rgba(255,68,68,0.15); color: var(--danger); }
.status-rest { background: rgba(255,170,0,0.15); color: var(--warning); }

/* RULES */
.rules-list { display: flex; flex-direction: column; gap: 1rem; }
.rule-item { display: flex; gap: 0.75rem; align-items: flex-start; }
.rule-num { font-family: var(--font-display); font-size: 1.1rem; color: var(--accent); min-width: 2rem; line-height: 1.4; }
.rule-item p { font-size: 0.82rem; color: var(--text2); line-height: 1.5; }

/* LOGIN */
#page-login { min-height: 100vh; display: none; align-items: center; justify-content: center; }
#page-login.active { display: flex; }
.auth-wrap {
  width: 100%; min-height: 100vh; display: flex; align-items: center; justify-content: center;
  padding: 2rem; background: var(--bg);
  background-image: linear-gradient(rgba(200,241,53,0.03) 1px, transparent 1px), linear-gradient(90deg, rgba(200,241,53,0.03) 1px, transparent 1px);
  background-size: 40px 40px;
}
.auth-box { background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius2); padding: 2.5rem; width: 100%; max-width: 420px; }
.auth-logo { font-family: var(--font-display); font-size: 1.5rem; color: var(--accent); letter-spacing: 0.1em; margin-bottom: 1.5rem; }
.auth-title { font-family: var(--font-display); font-size: 2.5rem; margin-bottom: 0.4rem; }
.auth-sub { color: var(--text2); font-size: 0.85rem; margin-bottom: 2rem; }
.auth-back { display: block; text-align: center; margin-top: 1.5rem; color: var(--text3); text-decoration: none; font-size: 0.8rem; transition: color 0.2s; }
.auth-back:hover { color: var(--text2); }

/* FORMS */
.form-group { margin-bottom: 1.1rem; }
.form-group label { display: block; font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.08em; color: var(--text2); text-transform: uppercase; margin-bottom: 0.4rem; }
.form-group input, .form-group select, .form-group textarea {
  width: 100%; background: var(--bg3); border: 1px solid var(--border); border-radius: var(--radius);
  color: var(--text); padding: 0.65rem 0.9rem; font-family: var(--font-body); font-size: 0.9rem; transition: border-color 0.2s; outline: none;
}
.form-group input:focus, .form-group select:focus { border-color: var(--accent); }
.form-group input:disabled { opacity: 0.5; cursor: not-allowed; }
.form-hint { display: block; font-size: 0.72rem; color: var(--text3); margin-top: 0.3rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-group input[type="checkbox"] { width: auto; margin-right: 0.5rem; accent-color: var(--accent); }

/* BUTTONS */
.btn-primary {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  background: var(--accent); color: var(--bg); border: none; border-radius: var(--radius);
  padding: 0.7rem 1.5rem; font-family: var(--font-mono); font-size: 0.8rem; letter-spacing: 0.05em;
  font-weight: 500; cursor: pointer; transition: all 0.2s;
}
.btn-primary:hover { background: var(--accent2); transform: translateY(-1px); }
.btn-primary.full { width: 100%; }
.btn-arrow { transition: transform 0.2s; }
.btn-primary:hover .btn-arrow { transform: translateX(4px); }
.btn-secondary {
  display: inline-flex; align-items: center; gap: 0.4rem; background: transparent;
  color: var(--text2); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 0.5rem 1rem; font-family: var(--font-mono); font-size: 0.75rem; cursor: pointer; transition: all 0.2s;
}
.btn-secondary:hover { border-color: var(--text2); color: var(--text); }
.btn-danger {
  background: transparent; color: var(--danger); border: 1px solid var(--danger); border-radius: var(--radius);
  padding: 0.4rem 0.8rem; font-family: var(--font-mono); font-size: 0.72rem; cursor: pointer; transition: all 0.2s;
}
.btn-danger:hover { background: rgba(255,68,68,0.1); }
.btn-success {
  background: transparent; color: var(--success); border: 1px solid var(--success); border-radius: var(--radius);
  padding: 0.4rem 0.8rem; font-family: var(--font-mono); font-size: 0.72rem; cursor: pointer; transition: all 0.2s;
}
.btn-success:hover { background: rgba(0,204,102,0.1); }
.btn-warning {
  background: transparent; color: var(--warning); border: 1px solid var(--warning); border-radius: var(--radius);
  padding: 0.4rem 0.8rem; font-family: var(--font-mono); font-size: 0.72rem; cursor: pointer; transition: all 0.2s;
}
.btn-warning:hover { background: rgba(255,170,0,0.1); }

/* ALERTS */
.alert { padding: 0.8rem 1rem; border-radius: var(--radius); font-size: 0.83rem; margin-bottom: 1rem; }
.alert-error { background: rgba(255,68,68,0.12); border: 1px solid rgba(255,68,68,0.3); color: #ff7777; }
.alert-success { background: rgba(0,204,102,0.12); border: 1px solid rgba(0,204,102,0.3); color: var(--success); }
.alert-warning { background: rgba(255,170,0,0.12); border: 1px solid rgba(255,170,0,0.3); color: var(--warning); }
.alert-info { background: rgba(200,241,53,0.08); border: 1px solid rgba(200,241,53,0.2); color: var(--accent); }

/* DASHBOARD */
#page-user, #page-admin { min-height: 100vh; }
#page-user.active, #page-admin.active { display: block; }
.dash-layout { display: flex; min-height: 100vh; padding-top: 60px; }
.dash-nav {
  width: 220px; min-height: calc(100vh - 60px); background: var(--bg2);
  border-right: 1px solid var(--border); padding: 1.5rem 0;
  position: fixed; top: 60px; bottom: 0; left: 0; display: flex; flex-direction: column; z-index: 50;
}
.dash-nav--admin .dash-nav-logo { color: var(--admin); }
.dash-nav-logo {
  font-family: var(--font-display); font-size: 1.2rem; color: var(--accent); letter-spacing: 0.1em;
  padding: 0 1.25rem 1.5rem; border-bottom: 1px solid var(--border); margin-bottom: 0.75rem;
}
.dash-menu { list-style: none; flex: 1; }
.dash-menu-item {
  display: flex; align-items: center; gap: 0.6rem; padding: 0.65rem 1.25rem;
  cursor: pointer; font-size: 0.85rem; color: var(--text2); transition: all 0.15s;
  position: relative; border-left: 2px solid transparent;
}
.dash-menu-item:hover { color: var(--text); background: var(--bg3); }
.dash-menu-item.active { color: var(--accent); background: rgba(200,241,53,0.06); border-left-color: var(--accent); }
.menu-icon { font-size: 1rem; width: 1.2rem; text-align: center; }
.badge { background: var(--danger); color: white; border-radius: 100px; font-size: 0.65rem; font-family: var(--font-mono); padding: 0.1rem 0.45rem; margin-left: auto; }
.dash-logout {
  margin: 1rem 1.25rem 0; background: transparent; border: 1px solid var(--border);
  color: var(--text3); border-radius: var(--radius); padding: 0.5rem;
  font-family: var(--font-mono); font-size: 0.72rem; cursor: pointer; transition: all 0.2s;
}
.dash-logout:hover { border-color: var(--danger); color: var(--danger); }
.dash-content { flex: 1; margin-left: 220px; padding: 2rem; min-height: calc(100vh - 60px); }

/* TABS */
.tab-content { display: none; }
.tab-content.active { display: block; }
.page-title { font-family: var(--font-display); font-size: 2rem; letter-spacing: 0.05em; margin-bottom: 1.5rem; }
.page-title-row { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1.5rem; }
.page-title-row .page-title { margin-bottom: 0; }
.tab-desc { color: var(--text2); font-size: 0.85rem; margin-bottom: 1.25rem; line-height: 1.6; }

/* STATS */
.stats-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 1rem; margin-bottom: 1.5rem; }
@media (max-width: 900px) { .stats-grid { grid-template-columns: repeat(2,1fr); } }
.stat-card { background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius2); padding: 1.25rem; }
.stat-card--rank { border-color: rgba(200,241,53,0.3); }
.stat-label { font-family: var(--font-mono); font-size: 0.65rem; letter-spacing: 0.1em; color: var(--text3); text-transform: uppercase; margin-bottom: 0.4rem; }
.stat-value { font-family: var(--font-display); font-size: 2.5rem; color: var(--accent); line-height: 1; }

.dash-two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
@media (max-width: 700px) { .dash-two-col { grid-template-columns: 1fr; } }

/* PLAYER LIST */
.player-list { display: flex; flex-direction: column; gap: 0.6rem; }
.player-list-item {
  display: flex; align-items: center; justify-content: space-between;
  background: var(--bg3); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 0.75rem 1rem; gap: 1rem;
}
.player-list-rank { font-family: var(--font-display); font-size: 1.3rem; color: var(--accent); min-width: 2rem; }
.player-list-name { flex: 1; font-weight: 500; }
.player-list-stats { font-family: var(--font-mono); font-size: 0.72rem; color: var(--text2); }

/* CHALLENGE LIST */
.challenge-list { display: flex; flex-direction: column; gap: 0.75rem; }
.challenge-item { background: var(--bg3); border: 1px solid var(--border); border-radius: var(--radius); padding: 1rem; }
.challenge-item-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 0.5rem; }
.challenge-vs { font-weight: 600; font-size: 0.9rem; }
.challenge-date { font-family: var(--font-mono); font-size: 0.7rem; color: var(--text3); }
.challenge-actions { display: flex; gap: 0.5rem; margin-top: 0.75rem; }
.challenge-status { display: inline-block; font-family: var(--font-mono); font-size: 0.65rem; padding: 0.2rem 0.6rem; border-radius: 100px; }
.cs-pending { background: rgba(255,170,0,0.15); color: var(--warning); }
.cs-accepted { background: rgba(0,204,102,0.15); color: var(--success); }
.cs-rejected { background: rgba(255,68,68,0.15); color: var(--danger); }
.cs-played { background: rgba(200,241,53,0.15); color: var(--accent); }
.cs-wo { background: rgba(255,68,68,0.15); color: var(--danger); }

/* RANK HISTORY */
.rank-history { display: flex; flex-direction: column; gap: 0.5rem; }
.rank-history-item { display: flex; align-items: center; gap: 1rem; padding: 0.5rem 0; border-bottom: 1px solid var(--border); font-size: 0.83rem; }
.rank-history-item:last-child { border-bottom: none; }
.rh-date { font-family: var(--font-mono); font-size: 0.7rem; color: var(--text3); min-width: 90px; }
.rh-rank { font-family: var(--font-display); font-size: 1.2rem; color: var(--accent); min-width: 40px; }
.rh-reason { color: var(--text2); }

/* PROFILE & SETTINGS */
.profile-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
@media (max-width: 700px) { .profile-grid { grid-template-columns: 1fr; } }
.settings-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
@media (max-width: 900px) { .settings-grid { grid-template-columns: 1fr; } }

/* DRAG LIST */
.drag-list { display: flex; flex-direction: column; gap: 0.5rem; }
.drag-item {
  display: flex; align-items: center; gap: 1rem; background: var(--bg3);
  border: 1px solid var(--border); border-radius: var(--radius); padding: 0.75rem 1rem;
  cursor: grab; transition: border-color 0.2s;
}
.drag-item:active { cursor: grabbing; }
.drag-item.dragging { border-color: var(--accent); opacity: 0.8; }
.drag-handle { color: var(--text3); font-size: 1rem; }
.drag-rank { font-family: var(--font-display); font-size: 1.2rem; color: var(--accent); min-width: 2rem; }

/* MODAL */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.75); backdrop-filter: blur(4px);
  z-index: 200; display: none; align-items: center; justify-content: center; padding: 2rem;
}
.modal-overlay.open { display: flex; }
.modal-box {
  background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius2);
  padding: 2rem; width: 100%; max-width: 560px; position: relative; max-height: 80vh; overflow-y: auto;
}
.modal-close { position: absolute; top: 1rem; right: 1rem; background: none; border: none; color: var(--text3); font-size: 1.1rem; cursor: pointer; transition: color 0.2s; }
.modal-close:hover { color: var(--text); }
.modal-title { font-family: var(--font-display); font-size: 1.8rem; margin-bottom: 1.25rem; }

/* TOAST */
.toast {
  position: fixed; bottom: 2rem; right: 2rem; background: var(--bg2); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 0.8rem 1.25rem; font-size: 0.85rem; z-index: 999;
  transform: translateY(2rem); opacity: 0; transition: all 0.3s; max-width: 320px;
}
.toast.show { transform: translateY(0); opacity: 1; }
.toast.toast-success { border-color: var(--success); color: var(--success); }
.toast.toast-error { border-color: var(--danger); color: var(--danger); }
.toast.toast-info { border-color: var(--accent); color: var(--accent); }

/* LOADING */
.loading-pulse {
  height: 40px;
  background: linear-gradient(90deg, var(--bg3) 25%, var(--border) 50%, var(--bg3) 75%);
  background-size: 200% 100%;
  border-radius: var(--radius);
  animation: shimmer 1.5s infinite;
}
@keyframes shimmer { 0% { background-position: -200% 0; } 100% { background-position: 200% 0; } }

/* EMPTY STATE */
.empty-state { text-align: center; padding: 2rem 1rem; color: var(--text3); font-size: 0.85rem; font-family: var(--font-mono); }

/* RESULT BADGES */
.result-win { font-family: var(--font-mono); font-size: 0.72rem; padding: 0.2rem 0.6rem; border-radius: 100px; background: rgba(0,204,102,0.15); color: var(--success); }
.result-loss { font-family: var(--font-mono); font-size: 0.72rem; padding: 0.2rem 0.6rem; border-radius: 100px; background: rgba(255,68,68,0.15); color: var(--danger); }

/* SCROLLBAR */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text3); }