/* ==========================================================================
   PORTAL LOGBOOK MAGANG PSPPI ITI
   Institut Teknologi Indonesia - Program Profesi Insinyur
   Desain Sederhana, Modern, Bersih & Nyaman di Mata
   ========================================================================== */

:root {
  /* Brand Palette (Emerald, Slate & Calm Neutrals) */
  --primary: #059669;
  --primary-hover: #047857;
  --primary-dark: #064e3b;
  --primary-subtle: #ecfdf5;
  --primary-border: #a7f3d0;

  --secondary: #0284c7;
  --secondary-hover: #0369a1;
  --secondary-subtle: #f0f9ff;
  --secondary-border: #bae6fd;

  --accent: #d97706;
  --accent-subtle: #fef3c7;
  --accent-border: #fde68a;

  --danger: #e11d48;
  --danger-hover: #be123c;
  --danger-subtle: #fff1f2;
  --danger-border: #fecdd3;

  --text-main: #0f172a;
  --text-body: #334155;
  --text-muted: #64748b;
  --text-light: #94a3b8;

  --bg-app: #f8fafc;
  --bg-card: #ffffff;
  --bg-input: #ffffff;
  --border-color: #e2e8f0;
  --border-focus: #10b981;

  --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.04);
  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.08), 0 1px 2px -1px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -2px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-full: 9999px;

  /* Document Print Variables */
  --doc-font: 'Cambria', 'Georgia', 'Times New Roman', serif;
  --doc-font-size: 10.5pt;
  --doc-line-height: 1.35;
  --doc-paper-width: 210mm;
  --doc-paper-height: 297mm;
}

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

html, body {
  overflow-x: hidden;
  max-width: 100%;
  width: 100%;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--text-body);
  background-color: var(--bg-app);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ==========================================================================
   APP HEADER
   ========================================================================== */
.app-header {
  background: linear-gradient(135deg, #064e3b 0%, #065f46 50%, #047857 100%);
  color: #ffffff;
  padding: 0.75rem 1.5rem;
  box-shadow: 0 2px 10px rgba(6, 78, 59, 0.25);
  position: sticky;
  top: 0;
  z-index: 50;
}

.header-container {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.brand-wrapper {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.brand-logo {
  width: 44px;
  height: 44px;
  background: #ffffff;
  border-radius: var(--radius-md);
  padding: 3px;
  object-fit: contain;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
}

.brand-title h1 {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: #ffffff;
  line-height: 1.2;
}

.brand-subtitle {
  font-size: 0.78rem;
  color: #a7f3d0;
  letter-spacing: 0.01em;
  font-weight: 400;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.btn-header {
  background: rgba(255, 255, 255, 0.12);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.22);
  padding: 0.42rem 0.85rem;
  font-size: 0.8rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-header:hover {
  background: rgba(255, 255, 255, 0.24);
  border-color: rgba(255, 255, 255, 0.4);
  transform: translateY(-1px);
}

.btn-header-danger:hover {
  background: rgba(239, 68, 68, 0.3);
  border-color: rgba(254, 205, 211, 0.5);
  color: #fee2e2;
}

/* ==========================================================================
   VIEW SWITCHER / SUB-HEADER BAR
   ========================================================================== */
.view-mode-bar {
  background: #ffffff;
  border-bottom: 1px solid var(--border-color);
  padding: 0.6rem 1.5rem;
  position: sticky;
  top: 61px;
  z-index: 40;
  box-shadow: var(--shadow-xs);
}

.view-mode-container {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

/* Segmented Control */
.view-segmented-control {
  display: inline-flex;
  align-items: center;
  background: #f1f5f9;
  padding: 3px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
}

.tab-btn {
  background: transparent;
  border: none;
  outline: none;
  padding: 0.45rem 1rem;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-muted);
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  transition: all 0.2s ease;
}

.tab-btn:hover {
  color: var(--text-main);
}

.tab-btn.active {
  background: #ffffff;
  color: var(--primary-dark);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.view-bar-right {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.save-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.78rem;
  font-weight: 500;
  color: #065f46;
  background: var(--primary-subtle);
  border: 1px solid var(--primary-border);
  padding: 0.25rem 0.7rem;
  border-radius: var(--radius-full);
}

.save-dot {
  width: 7px;
  height: 7px;
  background-color: var(--primary);
  border-radius: 50%;
  animation: pulse 2s infinite ease-in-out;
}

@keyframes pulse {
  0% { transform: scale(0.9); opacity: 0.6; }
  50% { transform: scale(1.3); opacity: 1; }
  100% { transform: scale(0.9); opacity: 0.6; }
}

/* ==========================================================================
   BUTTONS
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  font-size: 0.82rem;
  font-weight: 600;
  padding: 0.45rem 0.95rem;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.18s ease;
  text-decoration: none;
  line-height: 1.25;
  white-space: nowrap;
}

.btn:active {
  transform: translateY(1px);
}

.btn-primary {
  background-color: var(--primary);
  color: #ffffff;
  border-color: var(--primary);
}

.btn-primary:hover {
  background-color: var(--primary-hover);
  border-color: var(--primary-hover);
  box-shadow: 0 2px 6px rgba(5, 150, 105, 0.3);
}

.btn-outline {
  background-color: #ffffff;
  color: var(--text-body);
  border-color: var(--border-color);
}

.btn-outline:hover {
  background-color: #f8fafc;
  border-color: #cbd5e1;
  color: var(--text-main);
}

.btn-outline-danger {
  background-color: #ffffff;
  color: var(--danger);
  border-color: var(--danger-border);
}

.btn-outline-danger:hover {
  background-color: var(--danger-subtle);
  border-color: var(--danger);
  color: var(--danger-hover);
}

.btn-print {
  background: linear-gradient(135deg, #0284c7 0%, #0369a1 100%);
  color: #ffffff;
  border-color: #0284c7;
  padding: 0.45rem 1rem;
  box-shadow: 0 2px 6px rgba(2, 132, 199, 0.25);
}

.btn-print:hover {
  background: linear-gradient(135deg, #0369a1 0%, #075985 100%);
  box-shadow: 0 4px 10px rgba(2, 132, 199, 0.35);
  transform: translateY(-1px);
}

.btn-sm {
  padding: 0.35rem 0.7rem;
  font-size: 0.76rem;
  border-radius: var(--radius-sm);
}

/* ==========================================================================
   APP MAIN & GRID
   ========================================================================== */
.app-main {
  flex: 1;
  padding: 1.5rem;
  max-width: 1400px;
  width: 100%;
  margin: 0 auto;
}

.app-grid {
  display: grid;
  gap: 1.5rem;
  width: 100%;
}

/* Mode Form: Only editor full width */
.app-grid.mode-form {
  grid-template-columns: 1fr;
  max-width: 960px;
  margin: 0 auto;
}

.app-grid.mode-form .preview-pane {
  display: none !important;
}

.app-grid.mode-form .editor-pane {
  display: flex !important;
  width: 100%;
}

/* Mode Preview: Only preview full width */
.app-grid.mode-preview {
  grid-template-columns: 1fr;
  max-width: 1020px;
  margin: 0 auto;
}

.app-grid.mode-preview .editor-pane {
  display: none !important;
}

.app-grid.mode-preview .preview-pane {
  display: flex !important;
  flex-direction: column;
  width: 100%;
}

/* ==========================================================================
   CARDS & PANELS
   ========================================================================== */
.editor-pane {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  width: 100%;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: box-shadow 0.2s ease, border-color 0.2s ease;
}

.card:hover {
  box-shadow: var(--shadow-md);
  border-color: #cbd5e1;
}

.card-header {
  padding: 0.9rem 1.25rem;
  background: #ffffff;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.card-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.card-title-icon {
  font-size: 1rem;
}

.icon-primary { color: var(--primary); }
.icon-secondary { color: var(--secondary); }
.icon-accent { color: var(--accent); }

.card-toggle-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-sm);
  transition: all 0.2s;
}

.card-toggle-btn:hover {
  background: #f1f5f9;
  color: var(--text-main);
}

.card-body {
  padding: 1.25rem;
}

.section-hint {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
  line-height: 1.45;
}

/* ==========================================================================
   FORMS & INPUTS
   ========================================================================== */
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.form-group label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-main);
}

.req {
  color: var(--danger);
}

.form-control {
  width: 100%;
  padding: 0.55rem 0.8rem;
  font-size: 0.85rem;
  font-family: inherit;
  color: var(--text-main);
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  outline: none;
  transition: border-color 0.18s, box-shadow 0.18s;
}

.form-control:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.15);
}

.form-control-sm {
  padding: 0.35rem 0.65rem;
  font-size: 0.78rem;
}

textarea.form-control {
  resize: vertical;
  line-height: 1.45;
}

.date-input-dual {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 0.5rem;
}

/* ==========================================================================
   PROGRESS TRACKER
   ========================================================================== */
.progress-container {
  background: #f8fafc;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.85rem 1rem;
  margin-bottom: 1rem;
}

.progress-info {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.45rem;
}

.progress-stat-text {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-main);
}

.progress-subtext {
  font-size: 0.74rem;
  color: var(--text-muted);
}

.progress-track {
  height: 6px;
  background-color: #e2e8f0;
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, #10b981 0%, #059669 100%);
  border-radius: var(--radius-full);
  transition: width 0.3s ease;
}

/* ==========================================================================
   ACTIVITIES LIST (CLEAN CARDS)
   ========================================================================== */
.activities-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.activity-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.7rem 0.9rem;
  transition: all 0.15s ease;
  cursor: pointer;
}

.activity-item:hover {
  border-color: #cbd5e1;
  background: #fcfdfd;
  box-shadow: var(--shadow-sm);
  transform: translateY(-1px);
}

.activity-left {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  flex: 1;
  min-width: 0;
}

.activity-badge-num {
  font-size: 0.74rem;
  font-weight: 700;
  color: var(--primary-dark);
  background: var(--primary-subtle);
  border: 1px solid var(--primary-border);
  padding: 0.2rem 0.55rem;
  border-radius: var(--radius-sm);
  white-space: nowrap;
}

.activity-details {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.activity-date {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.activity-status-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.72rem;
  font-weight: 600;
  padding: 2px 9px;
  border-radius: var(--radius-full);
  transition: all 0.15s ease;
}

.activity-status-chip.final {
  background: #ecfdf5;
  color: #047857;
  border: 1px solid #a7f3d0;
}

.activity-status-chip.draft {
  background: #fef3c7;
  color: #92400e;
  border: 1px solid #fde68a;
}

.activity-status-chip.empty {
  background: #f8fafc;
  color: #94a3b8;
  border: 1px solid #e2e8f0;
}

.btn-toggle-status {
  background: transparent;
  border: none;
  padding: 0;
  cursor: pointer;
  display: inline-flex;
}

.btn-toggle-status:hover .activity-status-chip {
  filter: brightness(0.95);
  transform: scale(1.03);
}

.activity-actions {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  flex-shrink: 0;
}

.activities-bottom-action {
  text-align: center;
  padding-top: 1rem;
  margin-top: 0.75rem;
  border-top: 1px dashed var(--border-color);
}

.btn-add-bottom {
  width: 100%;
  padding: 0.65rem;
  font-weight: 600;
  border-style: dashed;
  border-color: #cbd5e1;
  color: var(--primary);
}

.btn-add-bottom:hover {
  background: var(--primary-subtle);
  border-color: var(--primary);
  border-style: solid;
}

/* ==========================================================================
   SIGNATURES SECTION
   ========================================================================== */
.sig-layout-control {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  color: var(--text-body);
}

.signatures-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1rem;
  margin-bottom: 1rem;
}

.sig-card {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.85rem;
  background: #fcfdfd;
  display: flex;
  flex-direction: column;
}

.sig-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.25rem;
}

.sig-card-role {
  font-size: 0.82rem;
  font-weight: 700;
}

.role-pembimbing { color: var(--secondary); }
.role-mahasiswa { color: var(--primary); }
.role-dosen { color: #7c3aed; }

.badge-subtle {
  font-size: 0.68rem;
  padding: 1px 6px;
  border-radius: var(--radius-sm);
  background: #f1f5f9;
  color: var(--text-muted);
  font-weight: 600;
}

.sig-card-name {
  font-size: 0.76rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
  min-height: 18px;
}

.sig-preview-box {
  min-height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #ffffff;
  border: 1px dashed var(--border-color);
  border-radius: var(--radius-sm);
  padding: 4px 8px;
  margin-bottom: 0.65rem;
}

.sig-preview-box img {
  max-height: 46px;
  max-width: 100%;
  object-fit: contain;
}

.sig-btn-group {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  flex-wrap: wrap;
  margin-top: auto;
}

.btn-upload {
  cursor: pointer;
  margin: 0;
}

.paraf-quick-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  flex-wrap: wrap;
  background: #f8fafc;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.65rem 0.95rem;
}

.paraf-bar-left {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-main);
}

.paraf-bar-actions {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-wrap: wrap;
}

/* ==========================================================================
   PREVIEW PANE & THE A4 PAPER DOCUMENT
   ========================================================================== */
.preview-pane {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  position: sticky;
  top: 110px;
  max-height: calc(100vh - 120px);
  overflow-y: auto;
  padding-bottom: 2rem;
}

.preview-toolbar {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.55rem 0.95rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.65rem;
  box-shadow: var(--shadow-sm);
}

.preview-tools-left {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.preview-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-main);
}

.zoom-group {
  display: inline-flex;
  align-items: center;
  background: #f1f5f9;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.zoom-btn {
  background: transparent;
  border: none;
  padding: 0.25rem 0.55rem;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-body);
  cursor: pointer;
  transition: background 0.15s;
}

.zoom-btn:hover {
  background: #e2e8f0;
}

.zoom-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  min-width: 40px;
  text-align: center;
  padding: 0 0.3rem;
}

.zoom-fit-btn {
  font-size: 0.75rem;
  border-left: 1px solid var(--border-color);
}

.preview-tools-right {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.badge-a4 {
  font-size: 0.74rem;
  font-weight: 600;
  color: #065f46;
  background: var(--primary-subtle);
  border: 1px solid var(--primary-border);
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
}

.preview-paper-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  background: #334155;
  padding: 1.5rem 0.75rem;
  border-radius: var(--radius-lg);
  min-height: 600px;
  overflow-x: auto;
  box-sizing: border-box;
}

.preview-zoom-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  transform-origin: top center;
  transition: transform 0.15s ease-out;
  width: 100%;
}

/* ==========================================================================
   OFFICIAL A4 DOCUMENT SHEET (Exact Docx Replica)
   ========================================================================== */
.document-sheet {
  background: #ffffff;
  width: var(--doc-paper-width);
  min-height: var(--doc-paper-height);
  height: auto !important;
  padding: 2.54cm;
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.4), 0 8px 10px -6px rgba(0, 0, 0, 0.3);
  font-family: var(--doc-font);
  font-size: var(--doc-font-size);
  line-height: var(--doc-line-height);
  color: #000000;
  box-sizing: border-box;
  position: relative;
  margin: 0 auto;
  flex-shrink: 0;
}

/* Header Box (Table 1 docx) */
.iti-header-box {
  width: 100%;
  border: 1px solid #000000;
  border-collapse: collapse;
  margin-bottom: 12pt;
}

.iti-header-box td {
  border: 1px solid #000000;
  padding: 6pt 8pt;
  vertical-align: middle;
}

.header-logo-cell {
  width: 85px;
  text-align: center;
  padding: 4pt !important;
}

.doc-logo-img {
  width: 62px;
  height: 62px;
  object-fit: contain;
  display: block;
  margin: 0 auto;
}

.header-title-cell {
  text-align: left;
  padding-left: 14pt;
}

.header-title-cell h2,
.header-title-cell h3,
.header-title-cell h4 {
  text-align: left;
  font-size: 11.5pt;
  font-weight: bold;
  letter-spacing: 0.01em;
  margin: 1.5pt 0;
  line-height: 1.25;
}

/* Metadata Block */
.iti-meta-block {
  margin-bottom: 10pt;
  font-size: 10.5pt;
}

.meta-item {
  display: flex;
  margin-bottom: 2pt;
  line-height: 1.3;
}

.meta-label {
  width: 155px;
  flex-shrink: 0;
}

.meta-colon {
  width: 16px;
  text-align: center;
  flex-shrink: 0;
}

.meta-value {
  flex: 1;
  font-weight: 500;
}

/* Logbook Table (Table 2 docx) */
.doc-page {
  width: 100%;
  box-sizing: border-box;
}

.iti-logbook-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 10pt;
}

.iti-logbook-table th,
.iti-logbook-table td {
  border: 1px solid #000000;
  padding: 4pt 6pt;
  font-size: 9.5pt;
  vertical-align: top;
  line-height: 1.3;
}

.iti-logbook-table th {
  background-color: #f2f2f2;
  text-align: center;
  font-weight: bold;
  vertical-align: middle;
}

.col-no {
  width: 30px;
  text-align: center;
}

.col-tgl {
  width: 105px;
}

.col-kegiatan {
  width: 40%;
}

.col-catatan {
  width: 36%;
}

.col-paraf {
  width: 80px;
  text-align: center;
  vertical-align: middle !important;
}

.log-content-cell {
  white-space: pre-wrap;
  word-break: break-word;
}

.paraf-img-preview {
  max-height: 38px;
  max-width: 70px;
  object-fit: contain;
  display: block;
  margin: 0 auto;
}

/* Page Break Divider (Pemisah Halaman A4 Garis Putus-putus) */
.page-break-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  margin: 20pt -2.54cm 16pt -2.54cm;
  padding: 8pt 0;
  background: #f8fafc;
  border-top: 2px dashed #94a3b8;
  border-bottom: 2px dashed #94a3b8;
  color: #475569;
  font-size: 8.5pt;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-weight: 600;
  letter-spacing: 0.04em;
  user-select: none;
}

/* Signatures Block (Standard ITI 2-Column: Field Supervisor & PS-PPI Student) */
.iti-signatures-block {
  margin-top: 36pt; /* Clear vertical enter spacing from logbook table */
  page-break-inside: avoid;
  break-inside: avoid;
  text-align: left;
  width: 100%;
}

.sig-know {
  font-size: 10.5pt;
  margin-bottom: 8pt;
  text-align: left;
}

.sig-grid {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  width: 100%;
}

.sig-col {
  width: 250px;
  max-width: 45%;
  text-align: left;
  font-size: 10.5pt;
  display: flex;
  flex-direction: column;
}

.sig-col-pembimbing {
  width: 250px;
  max-width: 45%;
  text-align: left;
}

/* Mahasiswa PS-PPI shifted flush to the right side of the document */
.sig-col-mahasiswa {
  width: 220px;
  max-width: 45%;
  text-align: left;
  margin-left: auto;
}

.sig-role {
  font-weight: 500;
  margin-bottom: 4pt;
  text-align: left;
}

.sig-blank-space {
  height: 55px; /* Clean empty space for physical wet pen signature */
  width: 100%;
}

.sig-person-name {
  font-weight: bold;
  text-decoration: underline;
  text-underline-offset: 3px;
  border-top: none;
  padding-top: 2pt;
  margin-top: 2pt;
  width: 100%;
  text-align: left;
}



.form-hint-text {
  color: var(--text-muted);
  font-size: 0.75rem;
  margin-top: 4px;
  display: block;
}

.filter-indicator-text {
  font-size: 0.75rem;
  color: #047857;
  background: #ecfdf5;
  border: 1px solid #a7f3d0;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

/* ==========================================================================
   MODAL WINDOWS
   ========================================================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 1rem;
}

.modal-overlay.active {
  display: flex;
}

.modal-card {
  background: #ffffff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 580px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  animation: modalEnter 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes modalEnter {
  from { opacity: 0; transform: scale(0.96) translateY(8px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

.modal-header {
  padding: 0.9rem 1.25rem;
  background: #ffffff;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-header h3 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.modal-close-btn {
  background: transparent;
  border: none;
  font-size: 1.1rem;
  line-height: 1;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-sm);
  transition: all 0.15s;
}

.modal-close-btn:hover {
  background: #f1f5f9;
  color: var(--text-main);
}

.modal-body {
  padding: 1.25rem;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.modal-footer {
  padding: 0.85rem 1.25rem;
  background: #f8fafc;
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.modal-nav-btns,
.modal-action-btns {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.modal-paraf-section {
  margin-top: 0.25rem;
}

/* Signature Canvas Modal */
.modal-signature {
  max-width: 480px;
}

.signature-canvas-wrapper {
  position: relative;
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.05);
}

#signature-canvas {
  width: 100%;
  height: 180px;
  display: block;
  cursor: crosshair;
  touch-action: none;
}

.canvas-watermark {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 0.85rem;
  color: #cbd5e1;
  pointer-events: none;
  font-weight: 500;
  user-select: none;
}

.canvas-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  background: #f8fafc;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.5rem 0.75rem;
  margin-top: 0.65rem;
  flex-wrap: wrap;
}

.canvas-color-group,
.canvas-thickness-group {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.canvas-label {
  font-size: 0.76rem;
  color: var(--text-muted);
  font-weight: 500;
}

.color-dot {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  cursor: pointer;
  border: 2px solid #ffffff;
  box-shadow: 0 0 0 1px #cbd5e1;
  transition: transform 0.15s, box-shadow 0.15s;
}

.color-dot.active {
  box-shadow: 0 0 0 2px var(--primary);
  transform: scale(1.15);
}

.thickness-slider {
  width: 75px;
  cursor: pointer;
}

/* ==========================================================================
   TOAST NOTIFICATIONS
   ========================================================================== */
.toast-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 150;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  pointer-events: none;
}

.toast {
  background: #1e293b;
  color: #ffffff;
  padding: 0.65rem 1rem;
  border-radius: var(--radius-md);
  font-size: 0.82rem;
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  pointer-events: auto;
  animation: toastIn 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  transition: opacity 0.2s, transform 0.2s;
}

.toast.toast-success { background: #064e3b; color: #ecfdf5; border: 1px solid #059669; }
.toast.toast-info { background: #0c4a6e; color: #f0f9ff; border: 1px solid #0284c7; }
.toast.toast-danger { background: #881337; color: #fff1f2; border: 1px solid #e11d48; }

@keyframes toastIn {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ==========================================================================
   MOBILE BOTTOM NAVIGATION & FAB
   ========================================================================== */
.mobile-bottom-nav {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: #ffffff;
  border-top: 1px solid var(--border-color);
  box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.08);
  z-index: 45;
  padding: 0.35rem 0.5rem;
}

.mobile-nav-items {
  display: flex;
  align-items: center;
  justify-content: space-around;
}

.mobile-nav-btn {
  background: transparent;
  border: none;
  outline: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.2rem;
  color: var(--text-muted);
  font-size: 0.72rem;
  font-weight: 500;
  padding: 0.3rem 0.65rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s;
}

.mobile-nav-btn.active {
  color: var(--primary);
  font-weight: 700;
}

.mobile-nav-icon {
  font-size: 1.1rem;
}

.mobile-fab-print {
  display: none;
  position: fixed;
  bottom: 4.5rem;
  right: 1.25rem;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--primary);
  color: #ffffff;
  border: none;
  outline: none;
  box-shadow: 0 4px 12px rgba(5, 150, 105, 0.4);
  font-size: 1.2rem;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 46;
  transition: transform 0.2s, background 0.2s;
}

.mobile-fab-print:hover {
  background: var(--primary-hover);
  transform: scale(1.05);
}

/* ==========================================================================
   PRINT MEDIA STYLES (@media print)
   ========================================================================== */
@media print {
  @page {
    size: A4 portrait;
    margin: 2.54cm !important;
  }

  *, *::before, *::after {
    box-sizing: border-box !important;
    -webkit-print-color-adjust: exact !important;
    print-color-adjust: exact !important;
  }

  html, body {
    background: #ffffff !important;
    color: #000000 !important;
    margin: 0 !important;
    padding: 0 !important;
    font-size: 9pt !important;
    width: 100% !important;
    height: auto !important;
    min-height: 0 !important;
    overflow: visible !important;
    display: block !important;
  }

  /* Sembunyikan seluruh UI form editor, toolbar, modal, dll tanpa menyisakan ruang */
  .no-print,
  .app-header,
  .view-mode-bar,
  .app-grid.mode-form .editor-pane,
  .app-grid.mode-preview .editor-pane,
  .editor-pane,
  .preview-toolbar,
  .page-break-divider,
  .modal-overlay,
  .mobile-bottom-nav,
  .mobile-fab-print,
  .toast-container,
  .btn {
    display: none !important;
    height: 0 !important;
    max-height: 0 !important;
    overflow: hidden !important;
    visibility: hidden !important;
  }

  .app-main {
    display: block !important;
    max-width: 100% !important;
    width: 100% !important;
    padding: 0 !important;
    margin: 0 !important;
    overflow: visible !important;
  }

  .app-grid,
  .app-grid.mode-form,
  .app-grid.mode-preview {
    display: block !important;
    max-width: 100% !important;
    width: 100% !important;
    margin: 0 !important;
    padding: 0 !important;
    overflow: visible !important;
  }

  /* Wajib tampilkan preview-pane saat dicetak */
  .app-grid.mode-form .preview-pane,
  .app-grid.mode-preview .preview-pane,
  .preview-pane {
    display: block !important;
    visibility: visible !important;
    position: static !important;
    max-height: none !important;
    height: auto !important;
    overflow: visible !important;
    padding: 0 !important;
    margin: 0 !important;
    width: 100% !important;
  }

  .preview-paper-container {
    background: transparent !important;
    padding: 0 !important;
    margin: 0 !important;
    display: block !important;
    overflow: visible !important;
    width: 100% !important;
    min-height: 0 !important;
  }

  .preview-zoom-wrapper {
    transform: none !important;
    display: block !important;
    width: 100% !important;
    margin: 0 !important;
    padding: 0 !important;
  }

  .document-sheet,
  #print-document {
    display: block !important;
    visibility: visible !important;
    box-shadow: none !important;
    border: none !important;
    padding: 0 !important;
    margin: 0 !important;
    width: 100% !important;
    max-width: 100% !important;
    min-height: auto !important;
    height: auto !important;
    overflow: visible !important;
  }

  /* Struktur 2 Halaman A4 Resmi Tanpa Overflow */
  .doc-page {
    width: 100% !important;
    box-sizing: border-box !important;
    page-break-inside: avoid !important;
    break-inside: avoid !important;
  }

  .document-sheet.has-page-2 .doc-page-1 {
    page-break-after: always !important;
    break-after: page !important;
  }

  .document-sheet.has-page-2 .doc-page-2 {
    display: block !important;
    page-break-after: avoid !important;
    break-after: avoid !important;
  }

  .document-sheet:not(.has-page-2) .doc-page-1 {
    page-break-after: avoid !important;
    break-after: avoid !important;
  }

  .document-sheet:not(.has-page-2) .doc-page-2 {
    display: none !important;
  }

  .iti-header-box,
  .iti-logbook-table {
    border: 1px solid #000000 !important;
    border-collapse: collapse !important;
    width: 100% !important;
  }

  .iti-header-box td,
  .iti-logbook-table th,
  .iti-logbook-table td {
    border: 1px solid #000000 !important;
  }

  .iti-header-box td {
    padding: 3pt 6pt !important;
  }

  .doc-logo-img {
    width: 48px !important;
    height: 48px !important;
  }

  .header-title-cell {
    text-align: left !important;
    padding-left: 10pt !important;
  }

  .header-title-cell h2,
  .header-title-cell h3,
  .header-title-cell h4 {
    text-align: left !important;
    font-size: 10pt !important;
    line-height: 1.2 !important;
    margin: 1.5pt 0 !important;
  }

  .iti-meta-block {
    margin-bottom: 6pt !important;
    font-size: 9pt !important;
  }

  .meta-item {
    margin-bottom: 1.5pt !important;
    line-height: 1.25 !important;
  }

  .iti-logbook-table {
    margin-bottom: 6pt !important;
  }

  .iti-logbook-table thead {
    display: table-header-group !important;
  }

  .iti-logbook-table th {
    padding: 3pt 4pt !important;
    font-size: 8.5pt !important;
    background-color: #f2f2f2 !important;
  }

  .iti-logbook-table td {
    padding: 3pt 4.5pt !important;
    font-size: 8.5pt !important;
    line-height: 1.22 !important;
  }

  .iti-logbook-table tr {
    page-break-inside: avoid !important;
    break-inside: avoid !important;
  }

  .paraf-img-preview {
    max-height: 32px !important;
    max-width: 65px !important;
    -webkit-print-color-adjust: exact !important;
    print-color-adjust: exact !important;
  }

  .iti-signatures-block {
    margin-top: 26pt !important;
    page-break-inside: avoid !important;
    break-inside: avoid !important;
    text-align: left !important;
    width: 100% !important;
  }

  .sig-know {
    font-size: 9pt !important;
    margin-bottom: 4pt !important;
  }

  .sig-grid {
    display: flex !important;
    justify-content: space-between !important;
    align-items: flex-start !important;
    width: 100% !important;
  }

  .sig-col,
  .sig-col-pembimbing {
    width: 250px !important;
    text-align: left !important;
    font-size: 9pt !important;
  }

  .sig-col-mahasiswa {
    width: 220px !important;
    text-align: left !important;
    font-size: 9pt !important;
    margin-left: auto !important; /* Shifted flush to the right */
  }

  .sig-role,
  .sig-person-name {
    text-align: left !important;
    font-size: 9pt !important;
  }

  .sig-blank-space {
    height: 48px !important;
  }

  .sig-person-name {
    text-decoration: underline !important;
    text-underline-offset: 3px !important;
    border-top: none !important;
  }
}

/* ==========================================================================
   RESPONSIVE DESIGN (TABLETS & MOBILE)
   ========================================================================== */
@media (max-width: 768px) {
  .app-header {
    padding: 0.65rem 1rem;
  }

  .brand-title h1 {
    font-size: 1rem;
  }

  .brand-subtitle {
    display: none;
  }

  .btn-header span {
    display: none;
  }

  .btn-header {
    padding: 0.4rem 0.6rem;
  }

  .view-mode-bar {
    display: none;
  }

  .app-main {
    padding: 0.85rem;
    padding-bottom: 5.5rem;
  }

  .card-body {
    padding: 1rem;
  }

  .mobile-bottom-nav {
    display: block;
  }

  .mobile-fab-print {
    display: flex;
  }

  .date-input-dual {
    grid-template-columns: 1fr;
  }

  .activity-item {
    flex-direction: column;
    align-items: stretch;
  }

  .activity-actions {
    justify-content: flex-end;
    margin-top: 0.35rem;
    padding-top: 0.35rem;
    border-top: 1px solid #f1f5f9;
  }

  .preview-pane {
    position: static;
    max-height: none;
    top: 0;
  }
}