:root {
  --bg: #0d1117;
  --surface: #161b22;
  --surface2: #21262d;
  --border: #30363d;
  --primary: #6c63ff;
  --primary-hover: #5b52e0;
  --text: #e6edf3;
  --text2: #8b949e;
  --green: #3fb950;
  --red: #f85149;
  --yellow: #d29922;
}

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

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

/* ── Navbar ── */
.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  height: 60px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 100;
}
.nav-brand { display: flex; align-items: center; gap: 8px; font-weight: 700; font-size: 17px; }
.nav-icon { font-size: 22px; }
.nav-links { display: flex; gap: 20px; }
.nav-links a { color: var(--text2); text-decoration: none; font-size: 14px; }
.nav-links a:hover { color: var(--text); }

/* ── Pages ── */
.page { display: none; }
.page.active { display: block; }

/* ── Hero ── */
.hero {
  text-align: center;
  padding: 60px 24px 60px;
}
.hero-icon { margin-bottom: 20px; }
.hero h1 { font-size: 36px; margin-bottom: 12px; }
.hero p  { color: var(--text2); font-size: 16px; margin-bottom: 32px; line-height: 1.6; }
.hero-form { display: flex; justify-content: center; }
.hero-form-inner {
  width: 100%;
  max-width: 520px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px;
  text-align: left;
}
.hero-form-inner .form-group label {
  display: flex; align-items: center; gap: 6px;
}
.field-hint { font-size: 11px; color: var(--text2); margin-top: 4px; display: block; }
.success-box {
  background: rgba(63,185,80,.12);
  border: 1px solid rgba(63,185,80,.3);
  border-radius: 8px;
  padding: 10px 14px;
  color: var(--green);
  font-size: 13px;
  margin-bottom: 16px;
}
.btn-primary svg { vertical-align: middle; margin-right: 6px; }

/* ── Playlist listesi ── */
.playlist-header {
  display: flex; align-items: center; gap: 6px;
  font-size: 12px; font-weight: 600; color: var(--text2);
  margin-top: 20px; padding-top: 16px;
  border-top: 1px solid var(--border);
}
.playlist-item {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 12px; margin-top: 8px;
  background: var(--bg); border: 1px solid var(--border);
  border-radius: 8px;
}
.playlist-item-info { display: flex; flex-direction: column; gap: 2px; }
.playlist-item-name { font-size: 13px; font-weight: 600; color: var(--text); }
.playlist-item-url  { font-size: 11px; color: var(--text2); }
.playlist-delete {
  background: none; border: none; cursor: pointer;
  color: var(--red); font-size: 16px; padding: 4px 6px;
  border-radius: 4px; opacity: .7;
}
.playlist-delete:hover { opacity: 1; background: rgba(248,81,73,.1); }

/* ── Features ── */
.features {
  display: flex;
  gap: 20px;
  justify-content: center;
  padding: 0 24px 60px;
  flex-wrap: wrap;
}
.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px;
  width: 240px;
  text-align: center;
}
.feature-icon { font-size: 36px; margin-bottom: 12px; }
.feature-card h3 { margin-bottom: 8px; }
.feature-card p { color: var(--text2); font-size: 14px; }

/* ── Plans ── */
.plans-section { text-align: center; padding: 0 24px 80px; }
.plans-section h2 { font-size: 28px; margin-bottom: 32px; }
.plans { display: flex; gap: 24px; justify-content: center; flex-wrap: wrap; }
.plan-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px 28px;
  width: 260px;
  position: relative;
}
.plan-card.popular { border-color: var(--primary); }
.badge {
  position: absolute;
  top: -12px; left: 50%; transform: translateX(-50%);
  background: var(--primary);
  color: white;
  padding: 4px 14px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
}
.price { font-size: 36px; font-weight: 700; margin: 16px 0 8px; }
.price span { font-size: 16px; font-weight: 400; color: var(--text2); }
.save { color: var(--green); font-size: 13px; margin-bottom: 20px; }
.plan-card ul { list-style: none; text-align: left; margin-bottom: 24px; }
.plan-card li { padding: 6px 0; font-size: 14px; color: var(--text2); }

/* ── Form ── */
.form-container {
  max-width: 520px;
  margin: 0 auto;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 40px;
}
.form-container h2 { font-size: 24px; margin-bottom: 8px; }
.form-container > p { color: var(--text2); margin-bottom: 28px; font-size: 14px; }
.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; color: var(--text2); }
input[type=text], input[type=password], input[type=number] {
  width: 100%;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 14px;
  color: var(--text);
  font-size: 14px;
  outline: none;
}
input:focus { border-color: var(--primary); }

/* ── Plan select ── */
.plan-select { display: flex; gap: 12px; }
.plan-option {
  flex: 1;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px;
  cursor: pointer;
  transition: border-color .2s;
}
.plan-option.selected { border-color: var(--primary); background: rgba(108,99,255,.1); }
.plan-option strong { display: block; font-size: 14px; }
.plan-option span { font-size: 12px; color: var(--text2); }

/* ── Buttons ── */
.btn-primary {
  background: var(--primary);
  color: white;
  border: none;
  border-radius: 8px;
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}
.btn-primary:hover { background: var(--primary-hover); }
.btn-primary.full { width: 100%; padding: 12px; font-size: 15px; }
.btn-danger { background: var(--red); color: white; border: none; border-radius: 8px; padding: 8px 16px; font-size: 13px; cursor: pointer; }

/* ── Error / status boxes ── */
.error-box {
  background: rgba(248,81,73,.12);
  border: 1px solid rgba(248,81,73,.3);
  border-radius: 8px;
  padding: 10px 14px;
  color: var(--red);
  font-size: 13px;
  margin-bottom: 16px;
}
.status-box {
  margin-top: 20px;
  padding: 16px;
  border-radius: 10px;
  font-size: 14px;
}
.status-active  { background: rgba(63,185,80,.12); border: 1px solid rgba(63,185,80,.3); color: var(--green); }
.status-trial   { background: rgba(210,153,34,.12); border: 1px solid rgba(210,153,34,.3); color: var(--yellow); }
.status-expired { background: rgba(248,81,73,.12); border: 1px solid rgba(248,81,73,.3); color: var(--red); }

.hidden { display: none !important; }
.small-text { font-size: 12px; color: var(--text2); text-align: center; margin-top: 12px; }

/* ── Modal ── */
.modal {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.7);
  display: flex; align-items: center; justify-content: center;
  z-index: 200;
}
.modal-content {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px;
  width: 90%;
  max-width: 560px;
  position: relative;
}
.modal-close {
  position: absolute; top: 16px; right: 16px;
  background: none; border: none; color: var(--text2);
  font-size: 18px; cursor: pointer;
}

/* ── Admin layout ── */
.admin-body { display: flex; min-height: 100vh; }
#login-screen { flex: 1; display: flex; justify-content: center; align-items: center; }
#admin-panel { display: flex; width: 100%; }
.admin-sidebar {
  width: 220px; min-height: 100vh;
  background: var(--surface);
  border-right: 1px solid var(--border);
  padding: 20px 0;
  display: flex; flex-direction: column;
}
.sidebar-brand { padding: 0 20px 20px; font-weight: 700; font-size: 16px; border-bottom: 1px solid var(--border); margin-bottom: 12px; }
.sidebar-link {
  display: block; padding: 10px 20px; color: var(--text2);
  text-decoration: none; font-size: 14px; cursor: pointer;
}
.sidebar-link:hover, .sidebar-link.active { color: var(--primary); background: rgba(108,99,255,.1); }
.admin-main { flex: 1; padding: 32px; overflow-x: auto; }
.admin-tab { display: none; }
.admin-tab.active { display: block; }

/* ── Stats grid ── */
.stats-grid { display: flex; gap: 16px; flex-wrap: wrap; margin: 20px 0; }
.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px 24px;
  min-width: 160px;
}
.stat-card.highlight { border-color: var(--primary); }
.stat-num { font-size: 32px; font-weight: 700; }
.stat-label { font-size: 13px; color: var(--text2); margin-top: 4px; }

/* ── Table ── */
.tab-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; flex-wrap: wrap; gap: 12px; }
.tab-actions { display: flex; gap: 12px; }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th { background: var(--surface2); padding: 10px 14px; text-align: left; color: var(--text2); font-weight: 600; }
td { padding: 10px 14px; border-bottom: 1px solid var(--border); }
tr:hover td { background: rgba(255,255,255,.02); }
.badge-active  { background: rgba(63,185,80,.15);  color: var(--green);  padding: 2px 8px; border-radius: 4px; font-size: 11px; font-weight: 600; }
.badge-trial   { background: rgba(210,153,34,.15); color: var(--yellow); padding: 2px 8px; border-radius: 4px; font-size: 11px; font-weight: 600; }
.badge-expired { background: rgba(248,81,73,.15);  color: var(--red);    padding: 2px 8px; border-radius: 4px; font-size: 11px; font-weight: 600; }
.action-btn { background: none; border: none; cursor: pointer; font-size: 16px; padding: 4px; }