:root {
  --paper: #f0f8ff;
  --ink: #143354;
  --ink-soft: #355678;
  --accent: #4a9be7;
  --accent-strong: #1e6cc0;
  --card: rgba(255, 255, 255, 0.84);
  --line: rgba(34, 99, 161, 0.22);
  --shadow: 0 12px 30px rgba(18, 66, 116, 0.15);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Manrope", sans-serif;
  color: var(--ink);
  min-height: 100vh;
  overflow-x: hidden;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.85), rgba(235, 245, 255, 0.8)),
    repeating-linear-gradient(
      0deg,
      var(--paper),
      var(--paper) 36px,
      rgba(87, 145, 198, 0.2) 36px,
      rgba(87, 145, 198, 0.2) 37px
    );
}

.page-shell {
  display: grid;
  grid-template-columns: 300px 1fr;
  min-height: 100vh;
}

.sidebar {
  border-right: 1px solid var(--line);
  padding: 24px 18px;
  background: rgba(243, 249, 255, 0.78);
  backdrop-filter: blur(6px);
}

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

.brand__logo {
  width: 54px;
  height: 54px;
  border-radius: 50%;
  object-fit: cover;
  box-shadow: var(--shadow);
}

.brand__title {
  margin: 0;
  font-family: "Nunito", sans-serif;
  font-weight: 800;
  font-size: 1.2rem;
}

.brand__subtitle {
  margin: 2px 0 0;
  font-size: 0.75rem;
  color: var(--ink-soft);
}

.menu {
  margin-top: 22px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.menu__item {
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  text-align: left;
  border-radius: 12px;
  padding: 11px 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.menu__item:hover,
.menu__item.is-active {
  background: linear-gradient(180deg, #79b7f4, #438edb);
  color: #fff;
  border-color: transparent;
}

.sidebar-card {
  margin-top: 18px;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px;
  background: var(--card);
  font-size: 0.9rem;
}

.sidebar-card--promo {
  background:
    radial-gradient(circle at 86% 10%, rgba(255, 255, 255, 0.55), transparent 36%),
    linear-gradient(160deg, rgba(226, 241, 255, 0.96), rgba(243, 250, 255, 0.9));
}

.sidebar-card__label {
  margin: 0 0 8px;
  font-weight: 700;
}

.sidebar-card__lead {
  margin: 0 0 10px;
  color: #2f5378;
  font-size: 0.88rem;
  line-height: 1.35;
}

.sidebar-card__meta {
  margin: 8px 0 0;
  font-size: 0.83rem;
  color: var(--ink-soft);
}

.sidebar-pill-list {
  display: grid;
  gap: 7px;
}

.sidebar-pill {
  display: block;
  border: 1px solid rgba(70, 128, 188, 0.24);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.76);
  color: #204d79;
  padding: 6px 10px;
  font-size: 0.84rem;
  line-height: 1.25;
}

.sidebar-card ul {
  padding-left: 18px;
  margin: 0;
}

.sidebar-card__link {
  display: inline-block;
  margin-top: 10px;
  color: var(--accent-strong);
  text-decoration: none;
  border-bottom: 1px dashed currentColor;
}

.main-content {
  padding: 28px clamp(16px, 3vw, 36px);
}

.site-footer {
  margin-top: 24px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.78);
  color: #2f5175;
}

.site-footer p {
  margin: 0;
  line-height: 1.38;
}

.site-footer p + p {
  margin-top: 6px;
}

.site-footer__copyright {
  font-weight: 800;
  color: #1d486f;
}

.site-footer a {
  color: #1b5f98;
  font-weight: 700;
}

.hero {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 18px 20px;
  background: linear-gradient(135deg, rgba(158, 210, 255, 0.45), rgba(255, 255, 255, 0.88));
}

.hero h1 {
  margin: 0;
  font-family: "Nunito", sans-serif;
  font-size: clamp(1.3rem, 2.3vw, 2rem);
}

.hero p {
  margin: 8px 0 0;
  color: var(--ink-soft);
  max-width: 800px;
}

.hero__badge {
  white-space: nowrap;
  background: linear-gradient(180deg, #63a8ef, #3e82d1);
  color: #fff;
  border-radius: 999px;
  padding: 8px 14px;
  font-weight: 700;
}

.screen {
  display: none;
  margin-top: 22px;
}

.screen.is-visible {
  display: block;
}

.section-note {
  color: var(--ink-soft);
  margin-top: 4px;
}

.subject-grid {
  margin-top: 10px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 10px;
}

.subject-card {
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 12px;
  background: var(--card);
  cursor: pointer;
  transition: 0.2s ease;
}

.subject-card:hover,
.subject-card.is-active {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
  border-color: rgba(21, 89, 160, 0.42);
}

.subject-card h3 {
  margin: 0;
  font-size: 1rem;
}

.subject-card p {
  margin: 6px 0 0;
  font-size: 0.86rem;
  color: var(--ink-soft);
}

.subject-card.is-planned {
  opacity: 0.52;
  cursor: not-allowed;
}

.selectors {
  margin-top: 16px;
  display: grid;
  grid-template-columns: repeat(2, minmax(180px, 280px));
  gap: 12px;
}

label {
  display: flex;
  flex-direction: column;
  font-weight: 600;
  gap: 6px;
}

select {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px;
  font-family: inherit;
  font-size: 0.95rem;
  background: #fff;
}

input {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px;
  font-family: inherit;
  font-size: 0.95rem;
  background: #fff;
}

.map-workspace {
  margin-top: 18px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.76);
  min-height: 260px;
  overflow: hidden;
}

.map-workspace__header {
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(133, 194, 248, 0.45), rgba(255, 255, 255, 0.9));
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
}

.map-workspace__header h3 {
  margin: 0;
}

.map-workspace__header p {
  margin: 4px 0 0;
  color: var(--ink-soft);
}

.map-fullscreen-btn {
  border: 1px solid rgba(45, 105, 171, 0.24);
  background: linear-gradient(180deg, #e5f1fd, #d7e8fa);
  color: #164a79;
  border-radius: 10px;
  padding: 8px 12px;
  font-weight: 700;
  cursor: pointer;
}

.map-fullscreen-btn:disabled {
  opacity: 0.48;
  cursor: not-allowed;
}

.map-tree {
  position: relative;
  height: min(70vh, 680px);
  min-height: 380px;
  overflow: hidden;
  user-select: none;
  touch-action: none;
  background: #d6dee8;
  --mind-bg: #d6dee8;
}

.import-tools {
  padding: 12px 16px 10px;
  border-bottom: 1px solid var(--line);
  background: rgba(244, 251, 255, 0.75);
}

.import-tools--readonly {
  padding: 8px 16px;
}

.import-tools__label {
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 6px;
}

#mapFileInput {
  width: 100%;
  max-width: 620px;
}

.import-tools__hint {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.85rem;
}

.map-access-banner {
  margin-top: 14px;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid rgba(41, 108, 177, 0.2);
  background: rgba(231, 243, 255, 0.9);
  color: #184d7d;
  font-weight: 600;
}

.map-placeholder {
  margin: 18px;
  border: 1px dashed rgba(47, 108, 172, 0.36);
  border-radius: 12px;
  padding: 20px;
  background: rgba(255, 255, 255, 0.78);
  color: #29547e;
  font-weight: 600;
}

.map-placeholder__link {
  color: #1c63a3;
  font-weight: 800;
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 2px;
}

.map-placeholder__link:hover {
  color: #114b81;
}

.admin-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(220px, 360px));
  gap: 12px;
  margin-top: 12px;
}

.admin-grid__wide {
  grid-column: 1 / -1;
}

#adminParagraphSelect {
  min-height: 220px;
  font-size: 0.9rem;
}

#adminFileInput {
  max-width: 660px;
}

.admin-actions {
  margin-top: 14px;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.admin-actions button {
  border: none;
  border-radius: 10px;
  background: linear-gradient(180deg, #61aaf0, #317ccb);
  color: #fff;
  padding: 10px 14px;
  font-weight: 700;
  cursor: pointer;
}

.admin-actions .admin-actions__ghost {
  background: #d9ebff;
  color: #1f568f;
  border: 1px solid rgba(28, 95, 159, 0.22);
}

.admin-bindings {
  margin-top: 14px;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px 14px;
  background: rgba(255, 255, 255, 0.72);
}

.admin-bindings h3 {
  margin: 0 0 8px;
}

.admin-bindings ul {
  margin: 0;
  padding-left: 18px;
}

.admin-catalog-access-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
}

.admin-catalog-access-item:last-child {
  margin-bottom: 0;
}

.admin-catalog-access-toggle {
  border: 1px solid rgba(28, 95, 159, 0.25);
  border-radius: 9px;
  background: #e8f3ff;
  color: #1f568f;
  font-weight: 700;
  padding: 7px 10px;
  cursor: pointer;
  white-space: nowrap;
}

.admin-catalog-access-toggle:disabled {
  opacity: 0.6;
  cursor: wait;
}

.mindmap-canvas {
  position: relative;
}

.mindmap-stage {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.mindmap-viewport {
  position: absolute;
  left: 0;
  top: 0;
  transform-origin: 0 0;
  will-change: transform;
}

.mindmap-svg {
  position: absolute;
  top: 0;
  left: 0;
  pointer-events: none;
}

.mindmap-link {
  fill: none;
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
  shape-rendering: geometricPrecision;
}

.mindmap-link.is-enter {
  opacity: 0;
  animation: mind-branch-enter 0.26s ease-out forwards;
  animation-delay: var(--enter-delay, 0ms);
}

.mindmap-nodes {
  position: absolute;
  inset: 0;
}

.mind-node {
  position: absolute;
  margin: 0;
  padding: 0;
  border: none;
  background: transparent;
  text-align: left;
  color: #23374c;
  cursor: default;
  box-shadow: none;
}

.mind-node.is-root {
  border: 1px solid rgba(73, 89, 109, 0.24);
  border-radius: 16px;
  background: #f4f4f5;
  box-shadow: 0 8px 20px rgba(41, 54, 70, 0.14);
  padding: 16px 22px;
  text-align: center;
}

.mind-node.is-root .mind-node__label {
  font-size: 1.18rem;
  line-height: 1.3;
}

.mind-node__label--root {
  font-weight: 800;
  letter-spacing: 0.01em;
  margin-bottom: 10px;
}

.mind-root-line {
  font-size: 0.95rem;
  line-height: 1.28;
  color: #3f4a56;
  margin-top: 4px;
  white-space: normal;
}

.mind-root-line.is-lead {
  font-size: 1.03rem;
  font-weight: 600;
  color: #36424f;
}

.mind-node.branch-node {
  display: inline-flex;
  align-items: center;
  justify-content: flex-start;
  padding: 8px 12px;
  border-radius: 13px;
  border: 1px solid rgba(111, 151, 201, 0.42);
  background: var(--branch-fill, #bfd8f3);
  box-shadow: 0 1px 5px rgba(43, 79, 117, 0.1);
  line-height: 1.22;
  cursor: pointer;
  transition: transform 0.12s ease, box-shadow 0.12s ease;
}

.mind-node.branch-node.is-leaf {
  cursor: default;
}

.mind-node.branch-node .mind-node__label {
  padding: 0;
  background: transparent;
}

.mind-node.depth-1 .mind-node__label {
  font-size: 20px;
  font-weight: 700;
}

.mind-node.depth-2 .mind-node__label {
  font-size: 17px;
}

.mind-node.depth-3 .mind-node__label,
.mind-node.depth-4 .mind-node__label {
  font-size: 16px;
}

.mind-node.branch-node:hover {
  transform: translateY(-1px);
  box-shadow: 0 3px 8px rgba(43, 79, 117, 0.16);
}

.mind-node__label {
  font-size: 16px;
  font-weight: 600;
  line-height: 1.22;
  white-space: normal;
  display: block;
}

.mind-toggle {
  position: absolute;
  border: 1px solid rgba(91, 137, 193, 0.45);
  border-radius: 50%;
  width: 19px;
  height: 19px;
  background: #b9d7f6;
  color: #2f6ea7;
  font-weight: 700;
  font-size: 0.82rem;
  line-height: 1;
  cursor: pointer;
  box-shadow: 0 2px 7px rgba(35, 72, 112, 0.2);
  transition: transform 0.16s ease, background-color 0.16s ease, box-shadow 0.16s ease;
}

.mind-toggle.is-open {
  background: #a8cdf3;
}

.mind-toggle.is-focus {
  transform: scale(1.12);
  box-shadow: 0 3px 10px rgba(41, 106, 169, 0.32);
}

.mindmap-controls {
  position: absolute;
  right: 12px;
  top: 12px;
  z-index: 30;
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 6px;
  width: min(220px, calc(100% - 20px));
}

.mindmap-controls button {
  border: 1px solid rgba(52, 112, 177, 0.32);
  border-radius: 10px;
  min-width: 34px;
  height: 30px;
  background: rgba(255, 255, 255, 0.92);
  color: #1c5d95;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 6px 14px rgba(28, 90, 144, 0.16);
}

.mind-node.is-enter {
  animation: mind-node-enter 0.36s ease-out both;
  animation-delay: var(--enter-delay, 0ms);
}

.map-tree.is-panning {
  cursor: grabbing !important;
}

.mind-node.side-left {
  text-align: right;
  align-items: flex-end;
}

.mind-node.side-left .mind-node__label {
  margin-left: 0;
}

.mind-node.side-right {
  text-align: left;
  align-items: flex-start;
}

.mind-node.side-right .mind-node__label {
  margin-right: 0;
}

.branch-color-0 {
  color: #788200;
  stroke: #a9b706;
  --branch-fill: #dbe7a9;
}

.branch-color-1 {
  color: #ac6f0f;
  stroke: #d2984b;
  --branch-fill: #f4dbba;
}

.branch-color-2 {
  color: #2f53b2;
  stroke: #6e86d5;
  --branch-fill: #c4d6f7;
}

.branch-color-3 {
  color: #7f4cb4;
  stroke: #a47ad5;
  --branch-fill: #d7c8ec;
}

.branch-color-4 {
  color: #af4777;
  stroke: #cb7b9f;
  --branch-fill: #f1ccdc;
}

.branch-color-5 {
  color: #2b8753;
  stroke: #52b47d;
  --branch-fill: #c7e8d6;
}

.branch-color-6 {
  color: #235f87;
  stroke: #4f97c5;
  --branch-fill: #c9dfef;
}

.branch-color-7 {
  color: #586f84;
  stroke: #8ca3b8;
  --branch-fill: #d2dfea;
}

@keyframes mind-node-enter {
  from {
    opacity: 0;
    transform: translateY(4px) scale(0.985);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes mind-branch-enter {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.map-fullscreen {
  position: fixed;
  inset: 0;
  z-index: 1100;
  background: rgba(56, 73, 94, 0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}

.map-fullscreen[hidden] {
  display: none;
}

.map-fullscreen__panel {
  width: min(100%, 1880px);
  height: calc(100vh - 32px);
  background: #f7fbff;
  border-radius: 20px;
  border: 1px solid rgba(46, 110, 177, 0.2);
  box-shadow: 0 26px 50px rgba(19, 52, 86, 0.24);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.map-fullscreen__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
  background: #fff;
}

.map-fullscreen__header h2 {
  margin: 0;
  font-size: 1.5rem;
}

.map-fullscreen__header p {
  margin: 2px 0 0;
  color: var(--ink-soft);
}

.map-fullscreen__close {
  border: 1px solid rgba(38, 99, 163, 0.25);
  border-radius: 10px;
  background: linear-gradient(180deg, #f3f8ff, #e4effc);
  color: #1d598f;
  padding: 8px 12px;
  font-weight: 700;
  cursor: pointer;
}

.app-modal {
  position: fixed;
  inset: 0;
  z-index: 1300;
  background: rgba(35, 52, 75, 0.48);
  backdrop-filter: blur(3px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}

.app-modal[hidden] {
  display: none;
}

.app-modal__panel {
  position: relative;
  width: min(100%, 480px);
  border-radius: 20px;
  border: 1px solid rgba(53, 117, 185, 0.28);
  background:
    radial-gradient(circle at 22% 10%, rgba(255, 255, 255, 0.65), transparent 36%),
    linear-gradient(180deg, rgba(241, 250, 255, 0.97), rgba(222, 238, 252, 0.95));
  box-shadow: 0 28px 52px rgba(22, 50, 83, 0.3);
  padding: 26px 24px 22px;
  text-align: center;
}

.app-modal__icon {
  width: 62px;
  height: 62px;
  margin: 0 auto 10px;
  border-radius: 50%;
  background: linear-gradient(180deg, #89c6ff, #5ea6ea);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.95rem;
  box-shadow: 0 8px 18px rgba(33, 93, 156, 0.22);
}

.app-modal__panel h3 {
  margin: 0;
  font-size: 1.45rem;
  font-family: "Nunito", sans-serif;
}

.app-modal__panel p {
  margin: 10px 0 0;
  color: #2f5378;
  font-size: 1rem;
  line-height: 1.35;
  white-space: pre-line;
}

.app-modal__action {
  margin-top: 18px;
  border: 1px solid rgba(32, 85, 138, 0.25);
  border-radius: 12px;
  background: linear-gradient(180deg, #68b5ff, #2c74be);
  color: #fff;
  padding: 10px 20px;
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.45), 0 8px 18px rgba(34, 97, 159, 0.22);
}

.app-modal__close {
  position: absolute;
  right: 10px;
  top: 8px;
  width: 34px;
  height: 34px;
  border: 1px solid rgba(53, 117, 185, 0.25);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.86);
  color: #2f628f;
  font-size: 1.3rem;
  line-height: 1;
  cursor: pointer;
}

.map-tree--fullscreen {
  height: 100%;
  min-height: 0;
  border: none;
  border-radius: 0;
  background: #d6dee8;
  --mind-bg: #d6dee8;
}

.map-image-preview {
  width: min(100%, 980px);
  border-radius: 14px;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  display: block;
  margin-top: 4px;
}

.howto-layout {
  display: grid;
  grid-template-columns: minmax(260px, 460px) 1fr;
  gap: 18px;
  align-items: start;
}

.ref-image,
.ref-video {
  width: 100%;
  max-width: 1280px;
  border-radius: 18px;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  display: block;
}

.ref-image--full {
  object-fit: contain;
  background: rgba(255, 255, 255, 0.6);
}

.pricing-cards {
  margin-top: 14px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 14px;
}

.pricing-hero {
  margin-top: 6px;
  border: 1px solid rgba(63, 127, 192, 0.35);
  border-radius: 24px;
  background:
    radial-gradient(circle at 10% 22%, rgba(255, 255, 255, 0.45), transparent 40%),
    radial-gradient(circle at 90% 16%, rgba(255, 255, 255, 0.38), transparent 30%),
    linear-gradient(180deg, #8ecbff 0%, #70b7f2 50%, #6aa8df 100%);
  padding: 20px 18px;
  text-align: center;
}

.pricing-hero h3 {
  margin: 0;
  font-size: clamp(1.7rem, 3vw, 3rem);
  letter-spacing: 0.02em;
}

.pricing-hero p {
  margin: 8px 0 0;
  font-size: 1rem;
  color: #1c466f;
  font-weight: 600;
}

.pricing-card {
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 18px 16px 14px;
  background: linear-gradient(180deg, rgba(241, 250, 255, 0.96), rgba(222, 238, 252, 0.88));
  text-align: center !important;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  min-height: 430px;
}

.pricing-card h3 {
  margin: 0;
  font-size: clamp(1.5rem, 2.1vw, 2.1rem);
  line-height: 1.05;
  letter-spacing: 0.02em;
  text-align: center;
}

.pricing-card__content {
  margin-top: 8px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
  flex: 1 1 auto;
}

.pricing-card__icon {
  margin: 2px 0 6px;
  font-size: 2rem;
  line-height: 1;
}

.pricing-card__desc {
  margin: 14px 0 6px;
  font-size: 1rem;
  color: var(--ink-soft);
  text-align: center;
}

.pricing-card__discount {
  margin: 8px 0 2px;
  font-size: clamp(1.5rem, 2vw, 2rem);
  line-height: 1;
  font-weight: 800;
  text-align: center;
}

.pricing-card__old {
  margin: 2px 0 2px;
  font-size: 1rem;
  color: #496d90;
  text-decoration: line-through;
  text-align: center;
}

.pricing-card__price {
  font-size: clamp(2.2rem, 3vw, 3.1rem);
  margin: 8px 0 12px;
  font-weight: 800;
  text-align: center;
}

.pricing-card__button {
  margin-top: auto;
  width: 100%;
  min-height: 84px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.plan-buy-button {
  border: 1px solid rgba(32, 85, 138, 0.22);
  border-radius: 15px;
  background: linear-gradient(180deg, #68b5ff, #2c74be);
  color: #fff;
  padding: 11px 16px;
  font-weight: 700;
  font-size: 1.1rem;
  line-height: 1.12;
  cursor: pointer;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.45), 0 8px 18px rgba(34, 97, 159, 0.25);
}

.plan-buy-button--small {
  font-size: 0.95rem;
  padding: 9px 12px;
}

.pricing-cards__note {
  margin: 12px 0 0;
  text-align: center;
  font-size: clamp(1.2rem, 2vw, 2rem);
  font-weight: 700;
}

.pricing-legal {
  margin: 8px 0 0;
  text-align: center;
  color: #355678;
  font-size: 0.92rem;
}

.pricing-legal a {
  color: #1b5f98;
  font-weight: 700;
}

.cabinet-grid {
  margin-top: 12px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 12px;
}

.cabinet-card {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.82);
  padding: 14px;
}

.cabinet-card h3 {
  margin: 0 0 10px;
}

.auth-form {
  display: grid;
  gap: 8px;
}

.auth-form--secondary {
  margin-top: 14px;
  border-top: 1px dashed rgba(40, 102, 166, 0.25);
  padding-top: 12px;
}

.auth-legal {
  margin: 10px 0 0;
  font-size: 0.86rem;
  color: #355678;
}

.auth-legal a {
  color: #1b5f98;
  font-weight: 700;
}

#personalDataConsentLink {
  text-decoration: underline;
  text-underline-offset: 2px;
  text-decoration-thickness: 2px;
}

.promo-block {
  margin-top: 12px;
  border: 1px solid rgba(44, 103, 164, 0.22);
  border-radius: 12px;
  padding: 10px;
  background: rgba(241, 248, 255, 0.84);
}

.promo-block__title {
  margin: 0 0 8px;
  font-weight: 800;
  color: #1f527f;
}

.promo-block__row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
}

.promo-block__row input {
  border: 1px solid rgba(49, 110, 174, 0.3);
  border-radius: 10px;
  padding: 10px 12px;
  font-size: 0.95rem;
  background: #fff;
}

.promo-block__row button {
  border: none;
  border-radius: 10px;
  background: linear-gradient(180deg, #5aaff7, #2f78c0);
  color: #fff;
  font-weight: 700;
  padding: 10px 14px;
  cursor: pointer;
  box-shadow: 0 6px 14px rgba(31, 90, 149, 0.2);
}

.auth-form button,
#logoutButton,
#goToAdminFromCabinet {
  border: none;
  border-radius: 10px;
  background: linear-gradient(180deg, #61aaf0, #317ccb);
  color: #fff;
  padding: 10px 12px;
  font-weight: 700;
  cursor: pointer;
}

#goToAdminFromCabinet {
  background: linear-gradient(180deg, #4ca8f2, #2f7fcc);
}

#logoutButton {
  background: linear-gradient(180deg, #96b6d8, #6e8dab);
}

.cabinet-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 10px;
}

.admin-only[hidden] {
  display: none !important;
}

@media (max-width: 980px) {
  .page-shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    border-right: none;
    border-bottom: 1px solid var(--line);
    padding: 16px 12px 14px;
  }

  .main-content {
    padding: 18px 12px 24px;
  }

  .site-footer {
    margin-top: 18px;
  }

  .menu {
    margin-top: 14px;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
  }

  .menu__item {
    text-align: center;
    padding: 10px 8px;
    font-size: 0.92rem;
  }

  .hero {
    flex-direction: column;
    align-items: flex-start;
    padding: 14px;
  }

  .hero__badge {
    white-space: normal;
    width: 100%;
    text-align: center;
  }

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

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

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

  .map-tree {
    height: 62vh;
    min-height: 320px;
  }

  .map-workspace__header {
    flex-direction: column;
    align-items: flex-start;
  }

  .pricing-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .map-fullscreen {
    padding: 8px;
  }

  .map-fullscreen__panel {
    height: calc(100vh - 16px);
    border-radius: 14px;
  }

  .map-fullscreen__header {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .map-fullscreen__close {
    width: 100%;
  }
}

@media (max-width: 768px) {
  .subject-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .pricing-cards {
    grid-template-columns: 1fr;
  }

  .pricing-card {
    min-height: 0;
    padding: 14px 12px 12px;
  }

  .pricing-card__button {
    min-height: 72px;
  }

  .plan-buy-button {
    font-size: 1rem;
  }

  .plan-buy-button--small {
    width: 100%;
  }

  .cabinet-actions {
    flex-direction: column;
  }

  .cabinet-actions > * {
    width: 100%;
  }

  .promo-block__row {
    grid-template-columns: 1fr;
  }

  .promo-block__row button {
    width: 100%;
  }

  .admin-actions {
    flex-direction: column;
  }

  .admin-actions button {
    width: 100%;
  }

  .admin-catalog-access-item {
    flex-direction: column;
    align-items: flex-start;
  }

  .admin-catalog-access-toggle {
    width: 100%;
  }

  #adminParagraphSelect {
    min-height: 180px;
  }

  .map-tree {
    height: 58vh;
    min-height: 260px;
  }

  .mindmap-controls {
    right: 8px;
    top: 8px;
    width: min(190px, calc(100% - 16px));
  }

  .mindmap-controls button {
    height: 28px;
    min-width: 32px;
  }

  .mind-node.depth-1 .mind-node__label {
    font-size: 18px;
  }

  .mind-node.depth-2 .mind-node__label {
    font-size: 16px;
  }

  .mind-node.depth-3 .mind-node__label,
  .mind-node.depth-4 .mind-node__label {
    font-size: 15px;
  }

  .mind-node__label {
    font-size: 15px;
  }

  .mind-node.branch-node {
    padding: 7px 10px;
  }

  .mind-node.is-root {
    padding: 12px 14px;
    border-radius: 13px;
  }

  .mind-node.is-root .mind-node__label {
    font-size: 1.03rem;
  }

  .mind-root-line {
    font-size: 0.86rem;
  }

  .map-fullscreen__header h2 {
    font-size: 1.2rem;
  }

  .map-fullscreen__header p {
    font-size: 0.9rem;
  }

  .ref-image,
  .ref-video {
    border-radius: 12px;
  }
}

@media (max-width: 560px) {
  .sidebar {
    padding: 12px 10px;
  }

  .main-content {
    padding: 14px 8px 18px;
  }

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

  .menu__item {
    font-size: 0.9rem;
  }

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

  .hero h1 {
    font-size: 1.2rem;
  }

  .hero p {
    font-size: 0.92rem;
  }

  .site-footer {
    padding: 12px 10px;
  }

  .site-footer p {
    font-size: 0.86rem;
  }

  .hero__badge {
    font-size: 0.85rem;
    padding: 7px 10px;
  }

  .pricing-hero {
    padding: 14px 10px;
    border-radius: 14px;
  }

  .pricing-hero h3 {
    font-size: clamp(1.3rem, 7vw, 1.7rem);
  }

  .pricing-hero p {
    font-size: 0.92rem;
  }

  .pricing-card__desc {
    font-size: 0.94rem;
  }

  .pricing-card__discount {
    font-size: clamp(1.25rem, 7vw, 1.6rem);
  }

  .pricing-card__price {
    font-size: clamp(1.85rem, 8vw, 2.3rem);
  }

  .map-workspace {
    border-radius: 12px;
  }

  .map-workspace__header {
    padding: 10px 10px;
  }

  .map-workspace__header h3 {
    font-size: 1rem;
  }

  .map-workspace__header p {
    font-size: 0.86rem;
  }

  .map-fullscreen-btn {
    width: 100%;
    font-size: 0.9rem;
  }

  .import-tools {
    padding: 8px 10px;
  }

  .map-tree {
    height: 55vh;
    min-height: 230px;
  }

  .map-placeholder {
    margin: 10px;
    padding: 12px;
  }

  .mind-toggle {
    width: 22px;
    height: 22px;
    font-size: 0.9rem;
  }

  .mind-node.depth-1 .mind-node__label {
    font-size: 16px;
  }

  .mind-node.depth-2 .mind-node__label {
    font-size: 15px;
  }

  .mind-node.depth-3 .mind-node__label,
  .mind-node.depth-4 .mind-node__label {
    font-size: 14px;
  }

  .mind-node__label {
    font-size: 14px;
  }

  .mind-node.branch-node {
    padding: 6px 9px;
    border-radius: 11px;
  }

  .mind-node.is-root {
    padding: 10px 10px;
  }

  .mind-node.is-root .mind-node__label {
    font-size: 0.95rem;
  }

  .mind-root-line {
    font-size: 0.8rem;
    line-height: 1.25;
  }

  .app-modal__panel {
    padding: 18px 14px 14px;
    border-radius: 14px;
  }

  .app-modal__icon {
    width: 52px;
    height: 52px;
    font-size: 1.6rem;
  }

  .app-modal__panel h3 {
    font-size: 1.2rem;
  }

  .app-modal__panel p {
    font-size: 0.92rem;
  }

  .app-modal__action {
    width: 100%;
  }

  .map-fullscreen {
    padding: 4px;
  }

  .map-fullscreen__panel {
    height: calc(100vh - 8px);
    border-radius: 10px;
  }

  .map-fullscreen__header {
    padding: 10px 10px 8px;
    gap: 8px;
  }

  .map-fullscreen__close {
    padding: 8px 10px;
  }
}