/* ============================================================
   Forward Only - Stylesheet utama (desain v3: dark terminal)
   Prinsip: tanpa animasi, tanpa transisi, tanpa efek kosmetik.
   Warna punya makna: biru = navigasi/aksen, hijau = profit,
   merah = loss, abu terang = teks.
   ============================================================ */

:root {
  --bg: #0D1219;            /* latar utama: deep navy */
  --bg-panel: #131B26;      /* panel/kartu */
  --bg-raised: #16202F;     /* header panel, elemen lebih menonjol */
  --bg-active: #14233A;     /* latar menu aktif */
  --border: #2A3A52;        /* garis bingkai utama */
  --border-soft: #243246;   /* garis pemisah halus */
  --text: #E8ECF2;          /* teks utama */
  --text-soft: #A9B6C6;     /* teks menu */
  --text-muted: #7C8BA0;    /* teks sekunder */
  --text-faint: #5E6E84;    /* label kecil */
  --blue: #378ADD;          /* biru utama (tombol, penanda) */
  --blue-bright: #4DA0E8;   /* biru terang (aksen, grafik, "Forward") */
  --green: #5DCAA5;         /* profit */
  --red: #F09595;           /* loss */
  --radius: 10px;
  --sidebar-w: 220px;
  --topbar-h: 56px;
}

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

html, body {
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: "Segoe UI", system-ui, -apple-system, Arial, sans-serif;
  font-size: 15px;
  line-height: 1.6;
}

a { color: inherit; text-decoration: none; }

.icon { vertical-align: -3px; flex-shrink: 0; }

/* ---------- Topbar ---------- */
.topbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--topbar-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  background: var(--bg-raised);
  border-bottom: 1px solid var(--border);
  z-index: 10;
}

.brand { display: flex; align-items: center; gap: 10px; }

.brand-mark {
  width: 30px; height: 30px;
  border-radius: 7px;
  background: var(--blue);
  color: #FFFFFF;
  display: flex; align-items: center; justify-content: center;
}

.brand-name { font-size: 18px; font-weight: 600; letter-spacing: 0.3px; }
.brand-name .b1 { color: var(--blue-bright); }  /* "Forward" = biru */
.brand-name .b2 { color: #FFFFFF; }             /* "Only" = putih */

.brand-version {
  font-size: 12px;
  color: var(--text-muted);
  background: var(--bg-panel);
  border: 1px solid var(--border);
  padding: 1px 8px;
  border-radius: 999px;
}

.status-pill {
  font-size: 13px;
  color: var(--text-soft);
  background: var(--bg-panel);
  border: 1px solid var(--border);
  padding: 4px 14px;
  border-radius: 999px;
}

/* ---------- Layout ---------- */
.layout { display: flex; padding-top: var(--topbar-h); min-height: 100vh; }

.sidebar {
  position: fixed;
  top: var(--topbar-h); bottom: 0; left: 0;
  width: var(--sidebar-w);
  padding: 14px 0;
  border-right: 1px solid var(--border-soft);
  background: var(--bg-raised);
  overflow-y: auto;
}

.sidebar-label {
  font-size: 11px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--text-faint);
  padding: 10px 16px 6px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 16px 9px 13px;
  font-size: 14px;
  color: var(--text-soft);
  border-left: 3px solid transparent;
}

.nav-item:hover { background: var(--bg-active); color: var(--text); }

.nav-item.active {
  background: var(--bg-active);
  border-left-color: var(--blue-bright);
  color: var(--blue-bright);
  font-weight: 600;
}

.nav-lock { margin-left: auto; color: var(--text-faint); display: flex; }

/* ---------- Konten ---------- */
.content {
  margin-left: var(--sidebar-w);
  flex: 1;
  padding: 26px 30px 50px;
  max-width: 1100px;
}

.page-header { margin-bottom: 22px; }

.page-title {
  font-size: 24px;
  font-weight: 600;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 12px;
}

.page-title .icon { color: var(--blue-bright); }

.page-subtitle { color: var(--text-muted); margin-top: 4px; font-size: 14.5px; }

/* ---------- Kartu / panel ---------- */
.card {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px;
  margin-bottom: 18px;
}

.card-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--blue-bright);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.grid { display: grid; gap: 14px; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

@media (max-width: 900px) {
  .grid-2, .grid-4 { grid-template-columns: 1fr; }
  .sidebar { display: none; }
  .content { margin-left: 0; }
}

/* ---------- Kartu modul di dashboard ---------- */
.module-card {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 18px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.module-card:hover { border-color: var(--blue-bright); }

.module-card-head {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  color: var(--text);
}

.module-card-head .icon { color: var(--blue-bright); }

.module-card p { font-size: 13.5px; color: var(--text-muted); flex: 1; }

.badge {
  align-self: flex-start;
  font-size: 12px;
  padding: 2px 10px;
  border-radius: 999px;
  border: 1px solid var(--blue);
  color: var(--blue-bright);
  background: var(--bg-active);
}

.badge.muted { color: var(--text-muted); background: var(--bg-panel); border-color: var(--border); }

/* ---------- Daftar tahapan ---------- */
.stage-list { list-style: none; }

.stage-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 9px 4px;
  border-bottom: 1px solid var(--border-soft);
  font-size: 14px;
}

.stage-item:last-child { border-bottom: none; }

.stage-no {
  width: 26px; height: 26px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 12.5px;
  font-weight: 600;
  border: 1.5px solid var(--border);
  color: var(--text-muted);
  flex-shrink: 0;
}

.stage-item.done .stage-no { background: var(--blue); border-color: var(--blue); color: #FFFFFF; }
.stage-item.current .stage-no { border-color: var(--blue-bright); color: var(--blue-bright); background: var(--bg-active); }
.stage-item.current .stage-name { font-weight: 600; color: var(--blue-bright); }
.stage-name { color: var(--text-soft); }
.stage-tag { margin-left: auto; font-size: 12px; color: var(--text-soft); background: var(--bg-raised); border: 1px solid var(--border); border-radius: 999px; padding: 1px 10px; }

/* ---------- Panel "modul belum aktif" ---------- */
.placeholder-panel {
  background: var(--bg-panel);
  border: 1.5px dashed var(--border);
  border-radius: var(--radius);
  padding: 42px 24px;
  text-align: center;
  color: var(--text-muted);
}

.placeholder-panel .icon { color: var(--blue-bright); margin-bottom: 10px; }

.placeholder-title { font-size: 16px; font-weight: 600; color: var(--text); margin-bottom: 4px; }

/* ---------- Tombol ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid var(--blue);
  background: var(--blue);
  color: #FFFFFF;
}

.btn:hover { background: var(--blue-bright); border-color: var(--blue-bright); }

.btn.secondary { background: transparent; color: var(--blue-bright); }
.btn.secondary:hover { background: var(--bg-active); }

/* ---------- Form (Tahap 2) ---------- */
.form-grid {
  display: grid;
  grid-template-columns: 140px minmax(0, 1fr);
  gap: 10px 12px;
  align-items: center;
}

.form-label { font-size: 13.5px; color: var(--text-soft); }

.form-input {
  width: 100%;
  padding: 8px 10px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 7px;
  color: var(--text);
  font-size: 14px;
  font-family: inherit;
}

.form-input:focus { outline: none; border-color: var(--blue-bright); }

select.form-input option { background: var(--bg-panel); color: var(--text); }

.form-note { font-size: 12.5px; color: var(--text-muted); line-height: 1.5; }

/* ---------- Progress bar (tanpa animasi) ---------- */
.progress-bar {
  width: 100%;
  height: 10px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 999px;
  overflow: hidden;
}

.progress-isi { height: 100%; background: var(--blue); }

/* ---------- Tabel data ---------- */
.tabel {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.tabel td { padding: 7px 10px; border-bottom: 1px solid var(--border-soft); }

.tabel tr:last-child td { border-bottom: none; }

.tabel-judul td {
  color: var(--blue-bright);
  font-weight: 600;
  background: var(--bg-raised);
  border-bottom: 1px solid var(--border);
}

.mono { font-family: Consolas, "Courier New", monospace; }

.tag-hijau, .tag-biru, .tag-merah {
  font-size: 12px;
  padding: 1px 10px;
  border-radius: 999px;
  border: 1px solid;
}

.tag-hijau { color: var(--green); border-color: var(--green); }
.tag-biru { color: var(--blue-bright); border-color: var(--blue); }
.tag-merah { color: var(--red); border-color: var(--red); }

.btn-kecil { padding: 4px 12px; font-size: 12.5px; }

.btn-bahaya { color: var(--red); border-color: var(--red); }
.btn-bahaya:hover { background: rgba(240, 149, 149, 0.12); border-color: var(--red); }

.label-kecil { font-size: 11px; color: var(--text-faint); letter-spacing: 0.6px; }

.angka-besar { font-family: Consolas, "Courier New", monospace; font-size: 20px; font-weight: 600; color: var(--text); margin-top: 2px; }

/* ---------- Hasil backtest (Tahap 3) ---------- */
.kotak-stat {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
}

.bulanan-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(90px, 1fr));
  gap: 8px;
}

.bulanan-sel {
  border: 1px solid var(--border);
  border-radius: 7px;
  padding: 6px 9px;
}

.param-grup { display: none; }

/* ---------- Uji silang (Tahap 6) ---------- */
.silang-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 8px;
}

.silang-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 11px;
  border: 1px solid var(--border);
  border-radius: 7px;
  font-size: 13px;
  color: var(--text-soft);
  cursor: pointer;
}

.silang-item:hover { border-color: var(--blue-bright); }

/* ---------- Databank (Tahap 7) ---------- */
.filter-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 12px;
}

/* ---------- Pratinjau kode (Tahap 8) ---------- */
.kode-preview {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px;
  font-family: Consolas, "Courier New", monospace;
  font-size: 12px;
  line-height: 1.5;
  color: var(--text-soft);
  max-height: 480px;
  overflow: auto;
  white-space: pre;
}