/* ============================================
   1. Analysis Tools Section (untuk panel utama)
   ============================================ */

/* Container toolbar utama */
.data-analysis-toolbar {
  margin: 0 rem 0.75rem 0.75rem;
  background: #ffffff;              /* Background putih solid */
  border: 1px solid #1086ff;        /* Border biru tipis */
  border-radius: 0.75rem;
  padding: 0.75rem 1rem;
  box-shadow: 0 2px 8px rgba(16, 134, 255, 0.15); /* Shadow biru lembut */
}

.toolbar-main {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
  background: transparent;
  padding: 0.75rem 1rem;
  border-radius: 0;
}

/* Container dropdown */
.toolbar-dropdown {
  position: relative;
  display: inline-block;
}

/* Tombol utama */
.toolbar-btn {
  border: 1px solid #1086ff;
  background: #1086ff;
  color: #ffffff;
  padding: 0.45rem 0.7rem;
  border-radius: 0.3rem;
  font-size: 0.9rem;
  cursor: pointer;
  font-weight: 700;
  box-shadow: 0 2px 4px rgba(0,0,0,0.15);
  transition: background 0.15s ease, box-shadow 0.15s ease, transform 0.1s ease;
  min-width: auto;
  width: auto;
}

.toolbar-btn:hover {
  background: #0d6fe0;
  box-shadow: 0 3px 6px rgba(0,0,0,0.2);
  transform: translateY(-1px);
}

.toolbar-btn:active {
  transform: translateY(0);
  box-shadow: 0 1px 2px rgba(0,0,0,0.15);
}

/* Tombol Show Panel (kanan) */
.toolbar-toggle-panel {
  margin-left: auto;
  border-color: #ff9800;
  background: #ff9800;
  padding-inline: 0.9rem;
  white-space: nowrap;
}

.toolbar-toggle-panel:hover {
  background: #fb8c00;
}

/* Box submenu dropdown - TINGGI FLEXIBLE */
.toolbar-submenu-dropdown {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  width: max-content;
  min-width: 120px;
  max-width: 350px;
  max-height: 400px;
  overflow-y: auto;
  background: #ffffff;
  border: 1px solid #ccc;
  border-radius: 0.35rem;
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
  z-index: 1000;
  padding: 0.35rem 0;
  flex-direction: column;
}

/* Item submenu */
.toolbar-submenu-dropdown .toolbar-sub-btn {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  width: 100%;
  border: none;
  background: transparent;
  color: #333;
  padding: 0.4rem 1rem;
  font-size: 0.88rem;
  cursor: pointer;
  text-align: left;
  transition: background 0.15s ease, color 0.15s ease;
  white-space: nowrap;
  line-height: 1.2;
  min-height: auto;
  height: auto;
  margin: 0;
}

.toolbar-submenu-dropdown .toolbar-sub-btn:hover {
  background-color: rgba(33, 150, 243, 0.12);
  color: #1565c0;
}

.toolbar-submenu-dropdown .toolbar-sub-btn:active {
  background: #bbdefb;
}

/* Separator label dalam dropdown */
.toolbar-submenu-dropdown .submenu-separator {
  display: flex;
  align-items: center;
  padding: 0.25rem 1rem;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  color: #999;
  background: #f5f5f5;
  border-top: 1px solid #e0e0e0;
  border-bottom: 1px solid #e0e0e0;
  margin: 0.15rem 0;
  letter-spacing: 0.05em;
  white-space: nowrap;
  min-height: 28px;
}

/* Tampilkan dropdown saat tombol utama di-hover (desktop)
   atau saat wrapper diberi class .menu-open oleh JS */
.toolbar-dropdown:hover .toolbar-submenu-dropdown {
  display: flex;
}


/* ============================================
   2. Analysis Panel (Floating Sidebar Kanan)
   ============================================ */
.analysis-panel {
  position: fixed;
  top: 50%;
  transform: translateY(-50%);
  right: 10px;
  width: auto;
  height: auto;
  max-height: 95vh;  /* ← DINAIKKAN dari 90vh ke 95vh */
  background-color: #3b5454;
  border: 1px solid #ddd;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
  z-index: 2510;
  overflow-y: auto;
  overflow-x: visible;
  padding: 8px 5px;
}

/* Tools Grid di dalam analysis-panel */
.analysis-panel .tools-grid {
  display: flex;
  flex-direction: column;
  gap: 0.05px;
  padding: 0;
  background: transparent;
  box-shadow: none;
  overflow: visible;
}

/* Button di analysis-panel */
.analysis-panel .tools-grid button {
  position: relative;
  width: 36px !important;
  height: 36px !important;
  min-width: 36px !important;
  max-width: 36px !important;
  min-height: 36px !important;
  max-height: 36px !important;
  flex: none !important;
  font-size: 22px;
  border: none;
  background: transparent;
  border-radius: 6px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 !important;
  margin: 0 auto;
  transition: background-color 0.2s ease;
  overflow: visible;
}

.analysis-panel .tools-grid button:hover {
  background-color: rgba(76, 175, 80, 0.15);
}

.analysis-panel .tools-grid button.active {
  background-color: rgba(76, 175, 80, 0.25);
  border: 2px solid #4caf50;
}

/* Tooltip text dengan span real element */
.analysis-panel .tooltip-text {
  position: absolute;
  right: calc(100% + 10px);
  top: 50%;
  margin-top: -12px; /* ⭐ GANTI transform dengan margin negatif (setengah tinggi tooltip) */
  background: rgba(46, 125, 50, 0.95);
  color: white;
  padding: 5px 10px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 600;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease, visibility 0.2s ease;
  pointer-events: none;
  z-index: 10000;
  box-shadow: 0 2px 6px rgba(0,0,0,0.2);
}
.analysis-panel button:hover .tooltip-text {
  opacity: 1;
  visibility: visible;
}

/* Submenu - TRANSPARENT BACKGROUND */
.analysis-panel .sample-size-submenu {
  margin-top: 8px;
  margin-left: auto;
  margin-right: auto;
  padding: 5px 3px;
  background-color: rgba(227, 242, 253, 0.25);
  border: 1px solid #2196f3;
  border-radius: 6px;
  overflow: visible;
  width: fit-content;
  max-width: 95%;
}

/* Submenu Grid - CENTER ITEMS */
.analysis-panel .submenu-grid {
  display: flex;
  flex-direction: column;
  gap: 0.05px;
  overflow: visible;
  
  /* ✅ TAMBAH: Align items ke center */
  align-items: center;      /* Center horizontal untuk flex column */
}


/* Submenu button */
.analysis-panel .submenu-grid button {
  position: relative;
  width: 30px !important;
  height: 30px !important;
  min-width: 30px !important;
  max-width: 30px !important;
  min-height: 30px !important;
  max-height: 30px !important;
  flex: none !important;
  font-size: 18px;
  border: none;
  background: transparent;
  border-radius: 5px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 !important;
  margin: 0 auto;
  transition: background-color 0.2s ease;
  overflow: visible;
}

.analysis-panel .submenu-grid button:hover {
  background-color: rgba(33, 150, 243, 0.15);
}


/* Submenu tooltip warna biru */
.analysis-panel .submenu-tooltip {
  background: rgba(33, 150, 243, 0.95) !important;
  font-size: 11px !important;
  padding: 4px 8px !important;
  margin-top: -10px !important; /* ⭐ Submenu lebih kecil, margin lebih kecil */
}

/* Mobile adjustments */
@media (max-width: 768px) {
  .analysis-panel {
    width: 50px;
    right: 5px;
  }
  
  .analysis-panel .tools-grid button {
    width: 38px !important;
    height: 38px !important;
    min-width: 38px !important;
    max-width: 38px !important;
    min-height: 38px !important;
    max-height: 38px !important;
    font-size: 20px;
  }
  
  .analysis-panel .submenu-grid button {
    width: 32px !important;
    height: 32px !important;
    min-width: 32px !important;
    max-width: 32px !important;
    min-height: 32px !important;
    max-height: 32px !important;
    font-size: 16px;
  }
  
  .analysis-panel .tooltip-text {
    right: calc(100% + 5px) !important;
    font-size: 10px !important;
    padding: 3px 6px !important;
  }
}

/* Keep existing styles */
.tool-btn {
  background: linear-gradient(135deg, #66bb6a, #81c784);
  color: white;
  border: none;
  padding: 0.75rem 0.5rem;
  border-radius: 0.375rem;
  cursor: pointer;
  font-size: 0.75rem;
  font-weight: bold;
  transition: all 0.3s ease;
  text-align: center;
}

.tool-btn:hover {
  background: linear-gradient(135deg, #4caf50, #66bb6a);
  transform: translateY(-0.125rem);
  box-shadow: 0 0.25rem 0.75rem rgba(76,175,80,0.3);
}

/* Form styling for analysis tools */
.analysis-form {
  background: #fff;
  border-radius: 0.5rem;
  padding: 1.25rem;
  box-shadow: 0 0.25rem 0.75rem rgba(0,0,0,0.1);
  margin-top: 1.25rem;
}

.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: bold;
  color: #333;
}

.form-group input[type="text"],
.form-group input[type="number"],
.form-group input[type="file"],
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.625rem;
  border: 0.125rem solid #e0e0e0;
  border-radius: 0.25rem;
  font-size: 0.875rem;
  transition: border-color 0.3s ease;
}

.form-group input[type="file"] {
  padding: 0.3125rem;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: #2196f3;
}

.btn-primary {
  background: linear-gradient(135deg, #2196f3, #42a5f5);
  color: white;
  border: none;
  padding: 0.75rem 1.5rem;
  border-radius: 0.375rem;
  cursor: pointer;
  font-size: 0.875rem;
  font-weight: bold;
  transition: all 0.3s ease;
}

.btn-primary:hover {
  background: linear-gradient(135deg, #1976d2, #2196f3);
  transform: translateY(-0.125rem);
  box-shadow: 0 0.25rem 0.75rem rgba(33,150,243,0.3);
}

/* Styling khusus untuk option pertama (placeholder) di semua select dropdown */
select option:first-child {
  color: #2196f3 !important; /* Biru */
  font-weight: bold !important;
  font-style: italic !important;
}

/* Variabel option tetap hitam normal */
select option:not(:first-child) {
  color: #333 !important; /* Hitam/abu tua */
  font-weight: normal !important;
  font-style: normal !important;
}

/* Untuk disabled option (jika ada) */
select option:disabled {
  color: #999 !important; /* Abu-abu */
  font-style: italic !important;
}

/* Styling khusus dropdown kontrol grafik deskriptif */
.chart-select {
  display: inline-block;
  width: auto !important;   /* paksa lebar mengikuti teks terpanjang */
  min-width: 120px;         /* opsional: jangan terlalu kecil */
  padding: 5px 8px;
  border: 1px solid #ddd;
  border-radius: 6px;
  font-size: 15px;
  line-height: 1.2;
  box-sizing: border-box;
}

.chart-controls {
  margin-top: 15px;
  text-align: center;
}

.chart-controls-row {
  display: inline-flex;
  gap: 16px;
  align-items: flex-end;
}

.chart-control-item {
  text-align: left;
}

.chart-controls-help {
  display: block;
  margin-top: 8px;
  font-size: 0.95rem;      /* sedikit lebih besar dari small default */
  color: #0066CC;             /* lebih gelap agar mudah dibaca */
}

.chart-controls-help::first-letter {
  margin-right: 2px;       /* beri sedikit jarak setelah simbol ℹ jika perlu */
}

  /* ===== Tambahan: perapian toolbar analisis & data ===== */

  /* Toolbar analisis di atas tabel: tombol lebih kecil & rapi */
  .data-analysis-toolbar {
    padding: 0.5rem 0.75rem;
    margin: 0.5rem 0.75rem 0.75rem;
  }

  .data-analysis-toolbar .toolbar-main {
    justify-content: center;    /* rata tengah */
    gap: 0.4rem;                /* jarak antar tombol lebih rapat */
  }

  .data-analysis-toolbar .toolbar-btn {
    font-size: 0.8rem;          /* sedikit lebih kecil */
    padding: 0.4rem 0.8rem;
    border-radius: 0.35rem;
    min-width: auto;
  }

  .toolbar-submenu-dropdown .toolbar-sub-btn {
    font-size: 0.8rem;
    padding: 0.25rem 0.8rem;
  }

  /* Toolbar Data (Add Row, Delete Row, dst.) lebih kompak */
  .data-analysis-content .data-toolbar {
    gap: 0.3rem;
    padding: 0.4rem 0.25rem;
    flex-wrap: wrap;
    justify-content: flex-start;
  }

  .data-analysis-content .data-toolbar button {
    font-size: 0.8rem;
    padding: 0.3rem 0.6rem;
    min-width: auto;
  }

  /* Teks di bawah "Input Data" diperkecil & dipadatkan */
  #inputDataBlock h2 {
    font-size: 1.1rem;
    margin-bottom: 0.4rem;
  }

  #inputDataBlock p {
    font-size: 0.85rem;
    line-height: 1.35;
    margin-bottom: 0.5rem;
  }
}

/* Styling untuk Tabel Analisis Deskriptif */
.table-container {
  overflow-x: auto; /* Scroll horizontal pada mobile jika tabel lebar */
  margin: 15px 0;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1); /* Shadow ringan untuk depth */
}

.descriptive-table {
  width: 100%;
  border-collapse: collapse;
  background: white;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  font-size: 14px;
}

.descriptive-table th,
.descriptive-table td {
  padding: 12px 15px; /* Padding rapi */
  text-align: left;
  border-bottom: 1px solid #ddd; /* Garis pemisah halus */
}

.descriptive-table th {
  background-color: #2196f3; /* Warna header biru (sesuaikan tema) */
  color: white;
  font-weight: bold;
  text-align: center;
}

.descriptive-table tbody tr:nth-child(even) {
  background-color: #f9f9f9; /* Striped rows untuk readability */
}

.descriptive-table tbody tr:hover {
  background-color: #e3f2fd; /* Hover effect untuk interaktivitas */
}

.descriptive-table tfoot {
  font-weight: bold;
  background-color: #f5f5f5;
}

/* Tabel deskriptif gabungan pemusatan + penyebaran */
.descriptive-table-wide th,
.descriptive-table-wide td {
  /* Angka rata kanan agar sejajar dengan header di atasnya */
  text-align: right;
}

/* Kolom nama variabel tetap rata kiri */
.descriptive-table-wide th.sticky-col,
.descriptive-table-wide td:first-child {
  text-align: left;
  white-space: nowrap;
}

/* Header grup (Ukuran Pemusatan / Ukuran Penyebaran) rata tengah */
.descriptive-table-wide .group-header {
  text-align: center;
  font-weight: 700;
}

/* Garis pemisah halus di bawah label grup */
.descriptive-table-wide .center-group {
  border-bottom: 2px solid rgba(255,255,255,0.8);
}

/* Sel angka gunakan tabular-nums supaya digit lurus */
.descriptive-table-wide td.num {
  font-variant-numeric: tabular-nums;
}

/* Tabel deskriptif gabungan */
.descriptive-table-wide th,
.descriptive-table-wide td {
  text-align: right;
}

.descriptive-table-wide th.sticky-col,
.descriptive-table-wide td:first-child {
  text-align: left;
  white-space: nowrap;
}

/* Baris pertama header: label grup */
.descriptive-table-wide thead tr:first-child th {
  background-color: #2196f3; /* biru utama */
}

/* Baris kedua header: kolom 1–3 (Mean, Median, Modus) = biru lebih muda */
.descriptive-table-wide thead tr:nth-child(1) th:nth-child(2),
.descriptive-table-wide thead tr:nth-child(2) th:nth-child(1),
.descriptive-table-wide thead tr:nth-child(2) th:nth-child(2),
.descriptive-table-wide thead tr:nth-child(2) th:nth-child(3) {
  background-color: #42a5f5;
}

#descriptiveChart {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 320px;
}

#stemLeafWrapper {
  display: inline-block;
}

/* Responsif: Pada mobile, kurangi padding dan font */
@media (max-width: 480px) {
  .data-analysis-toolbar {
    padding: 0.5rem 0.5rem;
    margin: 0.25rem 0.5rem;
  }

  .data-analysis-toolbar .toolbar-main {
    justify-content: center;          /* rata tengah */
    gap: 0.35rem;                     /* jarak antar tombol lebih rapat */
  }

  .data-analysis-toolbar .toolbar-btn {
    font-size: 0.7rem;                /* ~11–12px */
    padding: 0.35rem 0.55rem;
    border-radius: 0.3rem;
    min-width: auto;
  }
  
    .data-analysis-content .data-toolbar {
    gap: 0.25rem;
    padding: 0.4rem 0.25rem;
    flex-wrap: wrap;
    justify-content: flex-start;
  }

  .data-analysis-content .data-toolbar button {
    font-size: 0.7rem;
    padding: 0.25rem 0.5rem;
    min-width: auto;
  }
  
    #inputDataBlock h2 {
    font-size: 1rem;          /* judul Input Data lebih kecil */
    margin-bottom: 0.25rem;
  }

  #inputDataBlock p {
    font-size: 0.8rem;        /* teks Tip lebih kecil */
    line-height: 1.3;         /* spasi antar baris dipadatkan */
    margin-bottom: 0.4rem;    /* jarak bawah lebih pendek */
  }

  /* Dropdown item juga diperkecil */
  .toolbar-submenu-dropdown .toolbar-sub-btn {
    font-size: 0.75rem;
    padding: 0.25rem 0.75rem;
  }
  
  .descriptive-table th,
  .descriptive-table td {
    padding: 8px 10px;
    font-size: 12px;
  }
  
  .table-container {
    margin: 10px 0;
  }
  .chart-container {
    width: 95%;
    min-height: 250px;  /* PERBAIKAN: Kurangi min-height di HP kecil */
    aspect-ratio: 4 / 3;  /* PERBAIKAN: Proporsi lebih vertikal untuk mobile */
    padding: 0.5rem;  /* PERBAIKAN: Kurangi padding internal */
  }
}

/* Interpretasi Box (jika digunakan) */
.interpretation {
  font-size: 14px;
  line-height: 1.5;
}

.interpretation ul {
  margin: 5px 0;
  padding-left: 20px;
}

.interpretation li {
  margin-bottom: 5px;
}

/* PERBAIKAN Lanjutan: Style untuk Random Number Generator */
#random-numbers-list span {
  display: inline-block;
  margin: 2px;
}
#random-numbers-list p {
  margin: 5px 0;
}
#rng-stats {
  color: #28a745;
  font-size: 14px;
}
.btn-secondary {
  background: #6c757d;
  color: white;
  border: none;
  padding: 8px 16px;
  border-radius: 4px;
  cursor: pointer;
}
.btn-secondary:hover {
  background: #5a6268;
}
#rng-output {
  min-height: 200px;
}
 
    /* Tambahkan CSS accordion di akhir blok ini */
    details > summary {
      cursor: pointer;
      background: #f0f0f0;
      padding: 10px;
      border-radius: 5px;
      margin-bottom: 5px;
      font-weight: bold; /* Opsional: Untuk tampilan lebih menonjol */
      transition: background 0.3s ease; /* Animasi halus */
    }
    details[open] > summary {
      background: #e0e0e0;
    }
    /* Opsional: Styling tambahan untuk konten accordion */
    details > div {
      margin-left: 20px; /* Indent konten di dalam accordion */
      padding: 10px;
      border-left: 2px solid #2196f3; /* Garis pemisah */
    }
	
        /* Tambahkan CSS baru untuk Data Analysis Tool */
        .data-analysis-content {
            padding: 20px;
            background-color: white;
        }
        .data-analysis-content .data-toolbar {
            background-color: #ecf0f1;
            padding: 10px 20px;
            border-bottom: 1px solid #bdc3c7;
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 20px;
        }
        .data-analysis-content .data-toolbar button {
            background-color: #3498db;
            color: white;
            border: none;
            padding: 8px 12px;
            border-radius: 4px;
            cursor: pointer;
            transition: background-color 0.3s;
        }
        .data-analysis-content .data-toolbar button:hover {
            background-color: #2980b9;
        }
        .data-analysis-content .data-table {
            width: 100%;
            border-collapse: collapse;
            margin-bottom: 20px;
        }
        .data-analysis-content .data-table th, .data-analysis-content .data-table td {
            border: 1px solid #ddd;
            padding: 8px;
            text-align: left;
        }
        .data-analysis-content .data-table th {
            background-color: #f2f2f2;
            cursor: pointer;
        }
        .data-analysis-content .data-table .row-number {
            background-color: #f9f9f9;
            text-align: center;
            font-weight: bold;
            cursor: pointer;
        }
        .data-analysis-content .analysis-output {
            background-color: #ecf0f1;
            padding: 15px;
            border-radius: 4px;
            margin-top: 20px;
        }

/* Form umum untuk analysis tools: ? */
.analysis-form {
  background: #ffffff;
  border-radius: 0.5rem;
  padding: 1rem 1.25rem;
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
  margin-top: 0.75rem;
}

.form-group {
  margin-bottom: 0.75rem;
}

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.select-single,
.select-multi,
.input-number,
.analysis-form select,
.analysis-form input[type="number"],
.analysis-form textarea {
  width: 100%;
  padding: 0.5rem;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-size: 0.9rem;
  box-sizing: border-box;
}

.form-hint {
  display: block;
  margin-top: 0.25rem;
  font-size: 0.8rem;
  color: #666;
}

.checkbox-inline {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}