@import url(https://fonts.googleapis.com/css?family=Open+Sans:400,600,700,300);

/* Reset */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
  flex: 0 0 auto;
}

body,
html {
  display: flex;
  flex-direction: column;
  width: 100%;
  height: 100%;
  font-family: "Open Sans", helvetica, arial, sans-serif;
  font-size: 16px;
  font-weight: 300;
  overflow: hidden;
}

input,
textarea {
  -webkit-user-select: text;
  -moz-user-select: text;
  -ms-user-select: text;
  user-select: text;
}

#app {
  display: flex;
  flex-direction: column;
  width: 100%;
  height: 100%;
}

/* Header */
#header {
  display: flex;
  align-items: center;
  height: 60px;
  padding: 10px 20px;
  background: #333;
  z-index: 100;
}

#header .logo {
  margin-right: auto;
  height: 100%;
  display: flex;
  align-items: center;
  font-family: Arial, sans-serif;
  font-size: 24px;
  font-weight: 300;
  color: #fff;
}

#header .logo strong {
  font-weight: 600;
  margin-left: 5px;
}

#header .header-buttons {
  display: flex;
  gap: 10px;
}

#header .button {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 32px;
  padding: 0 15px;
  background: linear-gradient(to bottom, #535352, #333);
  border: 1px solid #454546;
  border-radius: 5px;
  color: #fff;
  cursor: pointer;
  transition: all 0.2s;
}

#header .button:hover {
  background: linear-gradient(to bottom, #60605f, #404040);
}

#header .button.export {
  background: linear-gradient(to bottom, #6cc177, #32b052);
  border: 1px solid #4cb55d;
}

#header .button.export:hover {
  background: linear-gradient(to bottom, #7ec988, #38c45b);
}

#header .button.helpButton {
  background: linear-gradient(to bottom, #2ba9df, #1b75bc);
  border: 1px solid #29aae2;
}

#header .button.helpButton:hover {
  background: linear-gradient(to bottom, #41b2e2, #1e83d2);
}

#header .button .icon {
  width: 19px;
  height: 19px;
  fill: #fff;
}

/* Main Content */
#main {
  display: flex;
  flex: 1;
  height: 0;
  background-color: #ddd;
  padding: 20px;
  gap: 20px;
}

/* Sidebar */
#sidebar {
  flex: 0 0 300px;
  position: relative;
}

#sidebar .wrapper {
  position: absolute;
  width: 100%;
  height: 100%;
  overflow-x: hidden;
  overflow-y: auto;
  box-shadow: 0 0 20px rgba(0, 0, 0, 0.4);
}

/* Project Name */
.project-name {
  display: flex;
  align-items: center;
  height: 40px;
  padding: 10px;
  background-color: #f6f6f6;
  border-radius: 5px 5px 0 0;
}

.project-name .input {
  flex: 1;
  width: 0;
  border: none;
  background: transparent;
  outline: none;
  font-size: 14px;
  font-weight: 600;
}

.project-name .icon {
  width: 15px;
  height: 15px;
  margin-left: 10px;
  fill: #000;
}

/* Accordion */
.accordion {
  background-color: #333;
}

.accordion-name {
  display: flex;
  align-items: center;
  padding: 10px;
  background-color: #535352;
  color: #f6f6f6;
  cursor: pointer;
  user-select: none;
}

.accordion-name .icon {
  width: 20px;
  height: 20px;
  fill: #f6f6f6;
}

.accordion-name .text {
  flex: 1;
  margin-left: 10px;
  font-weight: 600;
}

.accordion-name .toggle {
  margin-left: auto;
}

.accordion-name .toggle .icon {
  width: 15px;
  height: 15px;
  fill: #f6f6f6;
}

.accordion-name .toggle .up {
  display: none;
}

.accordion-name .toggle .down {
  display: block;
}

.accordion.expand .accordion-name .toggle .up {
  display: block;
}

.accordion.expand .accordion-name .toggle .down {
  display: none;
}

.accordion-content {
  display: none;
  background-color: #333;
  color: #f6f6f6;
}

.accordion.expand .accordion-content {
  display: block;
}

/* Settings */
.setting {
  display: flex;
  align-items: center;
  min-height: 40px;
  padding: 8px 40px;
  border-top: 1px solid #535352;
  border-bottom: 1px solid #535352;
}

.setting-choice {
  display: flex;
  align-items: center;
  cursor: pointer;
  margin-right: 15px;
}

.setting-choice .input {
  display: none;
}

.setting-choice .icon {
  width: 15px;
  height: 15px;
  fill: #2ba9df;
  margin-right: 5px;
}

.setting-choice .enable {
  display: none;
}

.setting-choice .disable {
  display: inline-block;
}

.setting-choice .input:checked ~ .enable {
  display: inline-block;
}

.setting-choice .input:checked ~ .disable {
  display: none;
}

/* Panorama List */
.panorama-list {
  max-height: 400px;
  overflow-y: auto;
}

.panorama {
  display: flex;
  background-color: #333;
  border-left: 2px solid #535352;
  border-right: 2px solid #535352;
  border-top: 1px solid #535352;
  border-bottom: 1px solid #535352;
  cursor: pointer;
  transition: background-color 0.2s;
}

.panorama:hover,
.panorama.selected {
  background-color: #1b75bc;
  border-left: 2px solid #2a94d1;
  border-right: 2px solid #2a94d1;
}

.panorama .handle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  border-right: 2px solid #535352;
  cursor: grab;
}

.panorama .handle .icon {
  width: 20px;
  height: 20px;
  fill: #535352;
}

.panorama .info {
  flex: 1;
  padding: 10px;
}

.panorama .properties {
  display: flex;
  align-items: center;
  padding: 5px 0;
}

.panorama .name {
  flex: 1;
  width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-weight: 600;
}

.panorama .action {
  display: flex;
  width: 15px;
  height: 15px;
  margin-left: 10px;
  cursor: pointer;
}

.panorama .action .icon {
  width: 100%;
  height: 100%;
  fill: #f6f6f6;
}

.panorama .status {
  padding: 5px 0;
  font-size: 0.9em;
}

.panorama .state {
  display: flex;
  align-items: center;
}

.panorama .state .icon {
  width: 15px;
  height: 15px;
  margin-right: 5px;
  fill: #66be71;
}

.panorama .state .message {
  color: #66be71;
  font-size: 0.8em;
}

/* More Files Button */
.more-files {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 50px;
  padding: 10px;
  background: linear-gradient(to bottom, #2ba9df, #1b75bc);
  border: 1px solid #24a2d9;
  border-radius: 2px;
  cursor: pointer;
  transition: background 0.2s;
}

.more-files:hover {
  background: linear-gradient(to bottom, #41b2e2, #1e83d2);
}

.more-files .input {
  display: none;
}

.more-files .icon {
  width: 40px;
  height: 25px;
  fill: #f6f6f6;
}

.more-files .text {
  margin-left: 10px;
  color: #f6f6f6;
  font-weight: 600;
}

/* Workspace */
#workspace {
  flex: 1;
  position: relative;
  border-radius: 5px;
  overflow: hidden;
}

.preview,
.help {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
}

.preview {
  display: flex;
  flex-direction: column;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}

.preview.visible {
  opacity: 1;
  pointer-events: auto;
}

.help {
  display: flex;
  flex-direction: column;
  padding: 40px;
  background-color: #e2e2e1;
  overflow-y: auto;
}

.help.hidden {
  display: none;
}

.help .title {
  font-size: 1.5em;
  font-weight: bold;
  color: #535352;
  margin-bottom: 20px;
}

.help .paragraph {
  color: #535352;
  margin-bottom: 20px;
  line-height: 1.6;
}

.help .list {
  margin-top: 20px;
}

.help .item {
  display: flex;
  align-items: center;
  margin: 15px 0;
  padding: 15px;
  background-color: #f6f6f6;
  border-radius: 8px;
}

.help .item .icon {
  width: 30px;
  height: 30px;
  fill: #2ba9df;
  margin-right: 15px;
  flex-shrink: 0;
}

.help .item .text {
  color: #535352;
  font-weight: 600;
}

/* Panorama Name */
.panorama-name {
  display: flex;
  height: 40px;
  line-height: 40px;
  padding: 0 10px;
  background-color: #f6f6f6;
  border-radius: 5px 5px 0 0;
  font-weight: 600;
  cursor: default;
}

/* Preview Area */
.preview-area {
  position: relative;
  flex: 1;
  width: 100%;
  overflow: hidden;
  border-radius: 0 0 5px 5px;
  background-color: #000;
}

#pano {
  position: relative;
  width: 100%;
  height: 100%;
}

/* Initial View Hint */
.initial-view-hint {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 1s;
}

.initial-view-hint.visible {
  opacity: 1;
}

.initial-view-hint .icon {
  width: 150px;
  height: 100px;
  margin-bottom: 20px;
}

.initial-view-hint .text {
  color: #f6f6f6;
  text-shadow: 0 0 5px #000;
  font-weight: 600;
  font-size: 1.2em;
}

/* Panorama Settings */
.panorama-settings {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 20px;
  height: 40px;
}

.panorama-settings-button {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 0 20px;
  height: 100%;
  background: linear-gradient(to bottom, #2ba9df, #1b75bc);
  border: none;
  border-radius: 5px;
  color: #fff;
  cursor: pointer;
  transition: all 0.2s;
}

.panorama-settings-button:hover {
  background: linear-gradient(to bottom, #41b2e2, #1e83d2);
}

.panorama-settings-button:disabled {
  background: #999;
  pointer-events: none;
}

.panorama-settings-button .icon {
  width: 25px;
  height: 25px;
  fill: #fff;
}

.panorama-settings-button .text {
  font-weight: 600;
}

/* Modals */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(0, 0, 0, 0.7);
  z-index: 1000;
  opacity: 1;
  transition: opacity 0.3s;
}

.modal.hidden {
  opacity: 0;
  pointer-events: none;
}

.modal-content {
  background-color: #f0efef;
  border-radius: 10px;
  padding: 30px;
  max-width: 500px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.modal-content h2 {
  font-size: 24px;
  font-weight: 600;
  margin-bottom: 20px;
  color: #333;
}

/* Upload Area */
.upload-area {
  text-align: center;
  padding: 40px;
  border: 3px dashed #228acb;
  border-radius: 10px;
  background-color: #fff;
  transition: all 0.3s;
}

.upload-area.drag-over {
  border-color: #32b052;
  background-color: rgba(50, 176, 82, 0.1);
}

.upload-area p {
  margin: 20px 0;
  color: #666;
}

/* Form */
.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  margin-bottom: 5px;
  font-weight: 600;
  color: #333;
}

.input-field {
  width: 100%;
  padding: 10px;
  border: 1px solid #ddd;
  border-radius: 5px;
  font-size: 14px;
  font-family: inherit;
  background-color: #fff;
}

.input-field:focus {
  outline: none;
  border-color: #228acb;
  box-shadow: 0 0 0 3px rgba(34, 138, 203, 0.1);
}

textarea.input-field {
  resize: vertical;
  min-height: 80px;
}

/* Modal Buttons */
.modal-buttons {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 20px;
}

.button-primary,
.button-secondary {
  padding: 10px 20px;
  border: none;
  border-radius: 5px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.button-primary {
  background: linear-gradient(to bottom, #2ba9df, #1b75bc);
  color: #fff;
}

.button-primary:hover {
  background: linear-gradient(to bottom, #41b2e2, #1e83d2);
}

.button-secondary {
  background: linear-gradient(to bottom, #999, #666);
  color: #fff;
}

.button-secondary:hover {
  background: linear-gradient(to bottom, #aaa, #777);
}

/* Progress Bar */
.progress-bar {
  width: 100%;
  height: 30px;
  background-color: #e0e0e0;
  border-radius: 15px;
  overflow: hidden;
  margin: 20px 0;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(to right, #2ba9df, #32b052);
  width: 0%;
  transition: width 0.3s;
}

#exportStatus {
  text-align: center;
  color: #666;
  margin-top: 10px;
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

::-webkit-scrollbar-track {
  background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
  background: #888;
  border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
  background: #555;
}

/* Initial View Indicator */
.initial-view-indicator {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(0, 0, 0, 0.8);
  padding: 12px 20px;
  border-radius: 8px;
  z-index: 1000;
  pointer-events: none;
  transition: opacity 0.3s;
}

.initial-view-indicator.fade-out {
  opacity: 0;
}

.initial-view-indicator .icon {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.initial-view-indicator .text {
  color: white;
  font-size: 14px;
  font-weight: 500;
}

/* Hotspot Hint */
.hotspot-hint {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: rgba(0, 0, 0, 0.9);
  color: white;
  padding: 15px 25px;
  border-radius: 8px;
  font-size: 14px;
  z-index: 1000;
  pointer-events: none;
  text-align: center;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

/* Hotspots */
.hotspot {
  cursor: pointer;
  position: relative;
}

/* Hotspot Menu Bridge - invisible connection between hotspot and menu */
.hotspot-menu-bridge {
  position: absolute;
  top: 50%;
  left: calc(50% - 65px);
  transform: translateY(-50%);
  width: 65px;
  height: 40px;
  background: transparent;
  z-index: 999;
  pointer-events: auto;
  display: none;
}

/* Hotspot Menu */
.hotspot-menu {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(calc(-50% - 65px), -50%);
  display: none;
  flex-direction: column;
  gap: 4px;
  background: rgba(0, 0, 0, 0.9);
  padding: 6px;
  border-radius: 6px;
  z-index: 1000;
  pointer-events: auto;
}

.hotspot:hover .hotspot-menu,
.hotspot:hover .hotspot-menu-bridge {
  display: flex;
}

.hotspot-menu-item {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: none;
  cursor: pointer;
  border-radius: 4px;
  transition: background 0.2s;
  padding: 0;
}

.hotspot-menu-item:hover {
  background: rgba(255, 255, 255, 0.2);
}

.hotspot-menu-item svg {
  width: 16px;
  height: 16px;
}

/* Link Hotspot */
.link-hotspot {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.link-hotspot-icon {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.5);
  border-radius: 50%;
  transition: all 0.3s;
  margin-left: -15px;
  margin-top: -15px;
}

.link-hotspot:hover .link-hotspot-icon {
  background: rgba(0, 0, 0, 0.8);
  transform: scale(1.1);
}

.hotspot-circle {
  position: absolute;
  top: calc(50% - 15px);
  left: calc(50% - 15px);
  transform: translate(-50%, -50%);
  width: 60px;
  height: 60px;
  border: 2px solid rgba(255, 255, 255, 0.8);
  border-radius: 50%;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}

.hotspot:hover .hotspot-circle {
  opacity: 1;
}

.link-hotspot-icon svg {
  width: 20px;
  height: 20px;
  transition: transform 0.3s;
}

.link-hotspot-tooltip {
  position: absolute;
  left: calc(100% + 10px);
  top: 50%;
  transform: translateY(-50%) translateX(-10px);
  padding: 8px 12px;
  background: rgba(0, 0, 0, 0.9);
  color: white;
  border-radius: 6px;
  font-size: 13px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s, transform 0.3s;
  z-index: 10;
}

.link-hotspot-tooltip::before {
  content: "";
  position: absolute;
  right: 100%;
  top: 50%;
  transform: translateY(-50%);
  border: 6px solid transparent;
  border-right-color: rgba(0, 0, 0, 0.9);
}

.link-hotspot:hover .link-hotspot-tooltip {
  opacity: 1;
  transform: translateY(-50%) translateX(0);
}

/* Info Hotspot */
.info-hotspot {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.info-hotspot-icon-wrapper {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.5);
  border-radius: 50%;
  transition: all 0.3s;
  margin-left: -15px;
  margin-top: -15px;
}

.info-hotspot:hover .info-hotspot-icon-wrapper {
  background: rgba(0, 0, 0, 0.8);
  transform: scale(1.1);
}

.info-hotspot-icon {
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.info-hotspot-icon svg {
  width: 16px;
  height: 16px;
}

.info-hotspot-header {
  display: none;
}

.info-hotspot-text {
  display: none;
  position: absolute;
  left: calc(50% - 15px);
  top: calc(50% - 15px);
  transform: translate(-50%, -50%);
  width: 250px;
  max-width: 90vw;
  background: rgba(0, 0, 0, 0.9);
  color: white;
  padding: 15px;
  border-radius: 8px;
  font-size: 14px;
  line-height: 1.5;
  z-index: 1000;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  pointer-events: none;
}

.info-hotspot.visible .info-hotspot-text {
  display: block;
}

.info-hotspot.visible .info-hotspot-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.info-hotspot-title-wrapper {
  flex: 1;
}

.info-hotspot-title {
  font-weight: 600;
  font-size: 14px;
  color: white;
  background: transparent;
  border: none;
  outline: none;
  width: 100%;
  padding: 0;
  font-family: inherit;
}

.info-hotspot-title:read-only {
  cursor: default;
}

.info-hotspot-title:not(:read-only) {
  background: rgba(255, 255, 255, 0.1);
  padding: 4px;
  border-radius: 4px;
  cursor: text;
}

.info-hotspot-text-content {
  background: transparent;
  border: none;
  outline: none;
  width: 100%;
  color: white;
  font-size: 14px;
  line-height: 1.5;
  resize: none;
  font-family: inherit;
  padding: 0;
  margin-top: 10px;
}

.info-hotspot-text-content:read-only {
  cursor: default;
}

.info-hotspot-text-content:not(:read-only) {
  background: rgba(255, 255, 255, 0.1);
  padding: 8px;
  border-radius: 4px;
  cursor: text;
}

.info-hotspot-close-wrapper {
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0.7;
  transition: opacity 0.2s;
  pointer-events: auto;
}

.info-hotspot-close-wrapper:hover {
  opacity: 1;
}

.info-hotspot-close-icon {
  width: 16px;
  height: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.info-hotspot-close-icon svg {
  width: 12px;
  height: 12px;
}

/* Responsive */
@media (max-width: 768px) {
  #main {
    flex-direction: column;
    padding: 10px;
  }

  #sidebar {
    flex: 0 0 auto;
    height: 300px;
    margin-bottom: 10px;
  }

  #workspace {
    flex: 1;
  }

  .panorama-settings {
    flex-wrap: wrap;
    height: auto;
  }
}

#footer {
  padding: 15px 20px;
  text-align: center;
  color: #999;
  font-size: 14px;
  border-top: 1px solid #333;
  background: #2a2a2a;
}

#footer .footer-content {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

#footer .heart-icon {
  color: #e74c3c;
  vertical-align: middle;
}