/* ========== THEME TOKENS ========== */

:root {
  --bg: #F8F9FA;
  --panel-bg: #FFFFFF;
  --border: #E2E4E7;
  --text: #1A1A1A;
  --text-secondary: #4B5563;

  --primary: #3C82F6;

  --info-bg: #E8F1FF;
  --info-border: #B8D1FF;

  --warning-bg: #FFF4E5;
  --warning-border: #FFCE93;

  --error-bg: #FDECEC;
  --error-border: #E9A0A0;

  --success-bg: #E7F8EE;
  --success-border: #AEE4C1;

  --highlight-bg: rgba(60,130,246,0.25);
  --highlight-border: #3C82F6;

  --shadow-soft: 0 10px 25px rgba(15, 23, 42, 0.08);
}

/* Dark theme overrides */
html.dark {
  --bg: #1F1F1F;
  --panel-bg: #2A2A2A;
  --border: #444444;
  --text: #FAFAFA;
  --text-secondary: #C6C6C6;

  --primary: #5C9CFF;

  --info-bg: #2C3A52;
  --info-border: #3D5273;

  --warning-bg: #5A4220;
  --warning-border: #805C33;

  --error-bg: #4B1E1E;
  --error-border: #7A3737;

  --success-bg: #1E3B29;
  --success-border: #355C45;

  --highlight-bg: rgba(92,156,255,0.35);
  --highlight-border: #5C9CFF;

  --shadow-soft: 0 10px 25px rgba(0, 0, 0, 0.6);
}

/* ========== GLOBAL ========== */

*,
*::before,
*::after {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background: var(--bg);
}

body {
  min-height: 100vh;
}

.app {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* HEADER – tausta full width, sisältö max 1140px */
.app-header {
  position: sticky;
  top: 0;
  z-index: 50;
  width: 100%;
  border-bottom: 1px solid var(--border);
  background: var(--panel-bg);
}

.app-header-inner {
  max-width: 1140px;
  margin: 0 auto;
  padding: 10px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Nämä voi pitää ennallaan */
.header-left,
.header-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.header-center {
  text-align: center;
  flex: 1;
}


.app-logo {
  width: 110px;
  height: 28px;
  background-image: url("../img/digiter-logo-light.svg"); /* säädä polku */
  background-repeat: no-repeat;
  background-position: left;
  background-size: contain;
}

/* Dark-teeman logo */
html.dark .app-logo {
  background-image: url("../img/digiter-logo-dark.svg");
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
}

.brand-text {
  font-weight: 600;
  font-size: 15px;
  color: var(--text);
}

.lang-switch {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-secondary);
}

.lang-switch select {
  padding: 4px 8px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--panel-bg);
  color: var(--text);
}
/* Language selector using Lucide icon */
.lang-switch {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-secondary);
}

.lang-switch select {
  padding: 4px 8px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--panel-bg);
  color: var(--text);
  font-size: 14px;
}

.lang-icon {
  width: 20px;
  height: 20px;
  stroke: var(--text);
  flex-shrink: 0;
}

/* Improve dark mode visibility */
html.dark .lang-icon {
  stroke: var(--text);
}

/* Theme toggle */

.theme-toggle {
  width: 42px;
  height: 24px;
  border-radius: 999px;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1px 4px;
  cursor: pointer;
  background: var(--panel-bg);
  font-size: 13px;
}

.theme-icon {
  pointer-events: none;
}
.app-header {
  width:100%;
  margin-left: auto;
  margin-right: auto;
}

.header-container {
  background: var(--panel-bg);
  border-bottom: 1px solid var(--border);
}

.header-container > .app-header {
  max-width: 1140px;
  margin: 0 auto;
}

/* ========== MAIN LAYOUT ========== */

/* PAGE MAIN AREA (container Lomaketulkille) */

.app-main {
  flex: 1;                 /* 👈 venyy täyttämään tilan headerin ja footerin välissä */
  max-width: 1140px;
  margin: 24px auto 40px;
  padding: 0 32px 40px;
}


/* FOOTER */

.app-footer {
  border-top: 1px solid var(--border);
  background: var(--panel-bg);
  padding: 12px 0 16px;
}

.app-footer-inner {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-size: 12px;
  color: var(--text-secondary);
}

.footer-right {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.app-footer .link-button {
  font-size: 12px;
  padding: 0;
}

/* RESPONSIVE FOOTER */

@media (max-width: 960px) {
  .app-footer-inner {
    flex-direction: column;
    align-items: flex-start;
    padding: 0 16px;
  }
}

/* TERMS BANNER */

.terms-banner {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px 20px;
  border-radius: 8px;
  background: var(--warning-bg);
  border: 1px solid var(--warning-border);
  box-shadow: var(--shadow-soft);
  margin-bottom: 20px;
}

.terms-icon {
  font-size: 22px;
  margin-top: 2px;
}

.terms-content h1 {
  margin: 0 0 8px;
  font-size: 20px;
}

.terms-content p {
  margin: 0 0 14px;
  font-size: 15px;
  color: var(--text-secondary);
}

.terms-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  font-size: 14px;
}

.terms-checkbox {
  display: flex;
  align-items: center;
  gap: 6px;
}

.terms-checkbox input {
  width: 16px;
  height: 16px;
}

/* Buttons */

/* Perusnapit */

.primary-button,
.ghost-button,
.circle-button,
.pill-button,
.link-button {
  font-family: inherit;
  font-size: 14px;
  border-radius: 999px;
  border: 1px solid transparent;
  padding: 6px 14px;
  cursor: pointer;
  background: none;
  color: var(--text);
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

/* Pääpainike */

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

.primary-button:hover:not(:disabled) {
  filter: brightness(1.05);
}

.primary-button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Linkkinappi */

.link-button {
  border: none;
  background: transparent;
  color: var(--primary);
  padding-left: 0;
}

.link-button:hover {
  text-decoration: underline;
}

/* Ghost / circle / pill -napit */

.ghost-button,
.circle-button,
.pill-button {
  border-color: var(--border);
  background: var(--panel-bg);
  color: var(--text);
}

/* LIGHT hover */

html.light .ghost-button:hover,
html.light .circle-button:hover,
html.light .pill-button:hover {
  background: rgba(0, 0, 0, 0.06);
}

/* DARK hover */

html.dark .ghost-button:hover,
html.dark .circle-button:hover,
html.dark .pill-button:hover {
  background: rgba(255, 255, 255, 0.08);
}

/* Pyöreät napit (zoom + rotate) */

.circle-button {
  width: 32px;
  height: 32px;
  border-radius: 999px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
}

/* Zoom-tason nappi */

.pill-button {
  padding: 4px 12px;
  font-size: 13px;
}

.pdf-controls .icon {
  width: 16px;
  height: 16px;
}
/* MAIN LAYOUT */

.main-layout {
  position: relative;
  border-radius: 12px;
}

.layout-columns {
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(0, 2.5fr);
  gap: 20px;
}

/* Locked overlay */

.main-layout--locked .layout-overlay {
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.4);
  backdrop-filter: blur(3px);
  z-index: 20;
  border-radius: 12px;
}

html.dark .main-layout--locked .layout-overlay {
  background: rgba(0,0,0,0.3);
}

/* PANELS */

.pdf-panel,
.assistant-panel {
  background: var(--panel-bg);
  border-radius: 12px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-soft);
  display: flex;
  flex-direction: column;
}

/* PDF PANEL */

.panel-header {
  display: flex;
  flex-direction: column;      /* 👈 otsikko ja sivuvalinta eri riveille */
  gap: 8px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
  font-size: 13px;
}

.panel-page-indicator {
  display: flex;
  align-items: center;
  gap: 8px;
  align-self: flex-end;        /* 👈 sivuvalinta oikeaan laitaan */
}

.panel-header span {
  color: var(--text-secondary);
}

.panel-page-indicator {
  display: flex;
  align-items: center;
  gap: 8px;
}

.pdf-container {
  position: relative;
  padding: 18px;
}

.pdf-placeholder {
  background: #e5e7eb;
  border-radius: 10px;
  padding: 12px;
  position: relative;
  min-height: 260px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  overflow: auto;
  color: #6b7280;
  font-size: 13px;
}

.pdf-preview {
  width: 100%;
  min-height: 520px;
  border: none;
  border-radius: 10px;
  background: #111827;
}

html.dark .pdf-preview {
  background: #0f172a;
}

/* html.dark -override PDF-alueelle */

html.dark .pdf-placeholder {
  background: #111827;           /* tumma slate-tyyppinen tausta */
  color: #e5e7eb;
}

.pdf-canvas {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: 10px;
  box-shadow: var(--shadow-soft);
}

.pdf-overlay {
  position: absolute;
  top: 0;
  left: 0;
  pointer-events: auto;
  transform-origin: top left;
}

.textLayer {
  pointer-events: auto;
}

.textLayer .pdf-field-box {
  cursor: pointer !important;
}

.pdf-render {
  position: relative;
  display: inline-block;
}

.pdf-placeholder.drop-target {
  border: 2px dashed var(--border);
  background: #f3f4f6;
  color: var(--text-secondary);
}

.pdf-placeholder.drop-target.is-dragover {
  background: #e0e7ff;
  border-color: #3c82f6;
}

.pdf-placeholder-hint {
  display: block;
  margin-bottom: 12px;
  text-align: center;
  color: var(--text-secondary);
}

.upload-wrapper {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.upload-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: 8px;
  background: var(--primary);
  color: #fff;
  cursor: pointer;
  font-weight: 600;
  border: 1px solid var(--primary);
  transition: filter 0.15s ease;
}

.upload-label:hover {
  filter: brightness(1.05);
}

.upload-input {
  display: none;
}

.upload-hint {
  color: var(--text-secondary);
  font-size: 13px;
}

.pdf-field-box {
  position: absolute;
  border: 2px solid var(--highlight-border);
  background: rgba(60, 130, 246, 0.15);
  border-radius: 6px;
  pointer-events: auto;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease;
}

.pdf-field-box:hover {
  background: rgba(60, 130, 246, 0.28);
  border-color: #2f6fd9;
}

.pdf-field-placeholder {
  margin-top: 18px;
  width: 70%;
  max-width: 420px;
  height: 46px;
  border-radius: 8px;
  border: 2px solid var(--highlight-border);
  background: var(--highlight-bg);
}

.pdf-controls {
  display: none; /* hide unused floating zoom/rotate controls to avoid covering form */
}

.panel-footer {
  padding: 10px 18px 14px;
  font-size: 12px;
  color: var(--text-secondary);
  border-top: 1px solid var(--border);
  text-align: center;
}
/* PDF top pagination controls */

.pdf-controls-top {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  padding: 0 4px 12px;
}

.pdf-controls-top .pdf-page-indicator {
  font-size: 13px;
  color: var(--text-secondary);
}
/* ASSISTANT PANEL */

.assistant-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 18px;
  border-bottom: 1px solid var(--border);
}

.assistant-icon {
  width: 32px;
  height: 32px;
  border-radius: 999px;
  background: var(--info-bg);
  border: 1px solid var(--info-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 14px;
}

.assistant-header-text h2 {
  margin: 0 0 4px;
  font-size: 18px;
}

.assistant-header-text p {
  margin: 0;
  font-size: 13px;
  color: var(--text-secondary);
}

.assistant-content {
  padding: 16px 18px 18px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  font-size: 14px;
}

.assistant-block {
  background: transparent;
  border-radius: 8px;
}

.assistant-block h3 {
  margin: 0 0 4px;
  font-size: 14px;
}

.assistant-block p {
  margin: 0;
}

.assistant-block-info {
  background: var(--info-bg);
  border: 1px solid var(--info-border);
  padding: 10px 12px;
}

.assistant-block-note {
  background: var(--warning-bg);
  border: 1px solid var(--warning-border);
  padding: 10px 12px;
}

.assistant-block-purpose {
  background: var(--success-bg);
  border: 1px solid var(--success-border);
  padding: 10px 12px;
}

.assistant-block-warning {
  background: var(--error-bg);
  border: 1px solid var(--error-border);
  padding: 10px 12px;
}

.assistant-block-info ul {
  margin: 4px 0 0;
  padding-left: 18px;
}
.assistant-panel.is-loading {
  opacity: 0.7;
  transition: opacity 0.15s ease;
}

/* Toggle row */

.assistant-block-toggle {
  padding-top: 4px;
}

.toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-size: 14px;
}

.toggle-switch {
  position: relative;
  width: 42px;
  height: 22px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--panel-bg);
  padding: 0;
  cursor: pointer;
}

.toggle-thumb {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 18px;
  height: 18px;
  border-radius: 999px;
  background: var(--border);
  transition: transform 0.2s ease;
}
/* LEGAL MODAL */

.legal-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.35);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 100;
}

.legal-modal-backdrop.is-open {
  display: flex;
}

.legal-modal {
  width: 100%;
  max-width: 640px;
  max-height: 80vh;
  background: var(--panel-bg);
  border-radius: 12px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-soft);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.legal-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
}

.legal-modal-header h2 {
  margin: 0;
  font-size: 18px;
}

.legal-modal-body {
  padding: 16px 18px 18px;
  font-size: 14px;
  color: var(--text-secondary);
  overflow-y: auto;
}

.legal-modal-body p {
  margin-top: 0;
  margin-bottom: 12px;
}

/* ========== LOADING SPINNER MODAL ========== */

.loading-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
  backdrop-filter: blur(2px);
}

.loading-modal.active {
  opacity: 1;
  visibility: visible;
}

.loading-spinner-wrapper {
  text-align: center;
  background: var(--panel-bg);
  padding: 2.5rem 3rem;
  border-radius: 12px;
  box-shadow: var(--shadow-soft);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  min-width: 200px;
}

.loading-spinner {
  width: 56px;
  height: 56px;
  border: 4px solid var(--border);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.loading-modal p {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.95rem;
  font-weight: 500;
}

/* ========== RESPONSIVE ========== */

@media (max-width: 960px) {
  .app-main {
    padding: 16px;
    margin: 16px auto 32px;
  }

  .layout-columns {
    grid-template-columns: 1fr;
  }

}