:root {
  --ink: #1f1a16;
  --white: #fcfaf4;
  --aqua: #2f4a45;
  --glass: rgba(252, 250, 244, 0.85);
  --line: rgba(31, 26, 22, 0.2);
  --paper: #f4eedf;
  --paper-shadow: #e7deca;
  --paper-highlight: #faf6eb;
}

* { box-sizing: border-box; }

html, body { height: 100%; margin: 0; }

body {
  font-family: "Trebuchet MS", "Verdana", sans-serif;
  color: var(--ink);
  background: var(--paper);
}

a { color: inherit; text-decoration: none; }

/* ==============================
   SITE LAYOUT
   ============================== */
.site {
  display: flex;
  flex-direction: column;
  height: 100vh;
  background:
    radial-gradient(circle at 15% 16%, rgba(250, 246, 235, 0.86), transparent 48%),
    radial-gradient(circle at 78% 72%, rgba(231, 222, 202, 0.5), transparent 45%),
    linear-gradient(145deg, var(--paper-highlight), var(--paper) 40%, var(--paper-shadow));
  position: relative;
}

.site::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    repeating-linear-gradient(0deg, rgba(31,26,22,0.028) 0, rgba(31,26,22,0.028) 1px, transparent 1px, transparent 4px),
    repeating-linear-gradient(90deg, rgba(31,26,22,0.022) 0, rgba(31,26,22,0.022) 1px, transparent 1px, transparent 6px);
  mix-blend-mode: multiply;
  opacity: 0.52;
}

/* ==============================
   HEADER
   ============================== */
.site-header {
  height: 80px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  border-bottom: 1px solid var(--line);
  background: var(--paper);
  position: relative;
  z-index: 100;
}

.site-header__left {
  display: flex;
  align-items: center;
  gap: 14px;
}

.site-header__menu {
  font-size: clamp(0.7rem, 1.2vw, 0.85rem);
  font-weight: 800;
  letter-spacing: 0.06em;
  color: var(--aqua);
  text-transform: uppercase;
  border-left: 1px solid var(--line);
  padding-left: 14px;
}

.site-header__menu:empty { display: none; }

.brand {
  display: inline-flex;
  align-items: center;
}

.brand img {
  width: clamp(48px, 5vw, 64px);
  height: clamp(48px, 5vw, 64px);
  object-fit: contain;
  display: block;
}

.nav-container {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* ==============================
   BODY (central area)
   ============================== */
.site-body {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: stretch;
  padding: 16px 20px;
  overflow: hidden;
  position: relative;
  z-index: 1;
}

/* ==============================
   CONTENT FRAME (bordered scrollable container)
   ============================== */
.content-frame {
  width: 100%;
  max-width: 1180px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--glass);
  backdrop-filter: blur(6px);
  overflow-y: auto;
  padding: 28px 36px;
}

.content-frame--center {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}

/* ==============================
   PAGE HEADING (title + subtitle inside frame)
   ============================== */
.page-heading {
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}

.page-heading--center {
  text-align: center;
  border-bottom: none;
  margin-bottom: 0;
}

.page-title {
  font-size: clamp(1.3rem, 2.6vw, 1.9rem);
  font-weight: 800;
  margin: 0 0 6px;
  color: var(--ink);
  line-height: 1.15;
}

.page-heading--center .page-title {
  display: inline-block;
  border: 1px solid rgba(31,26,22,0.18);
  padding: 14px 22px 12px;
  border-radius: 2px;
  background: rgba(250,246,235,0.46);
  box-shadow: 8px 8px 0 rgba(31,26,22,0.08);
  animation: print-press 1.1s ease-out both;
  font-size: clamp(1.95rem, 6.4vw, 6rem);
  line-height: 0.95;
  letter-spacing: 0.08em;
  font-family: "Georgia","Times New Roman",serif;
  font-weight: 700;
}

.page-heading--center .page-subtitle {
  font-size: clamp(0.86rem, 1.4vw, 1rem);
  font-weight: 500;
  letter-spacing: 0.14em;
  color: rgba(31,26,22,0.82);
  margin-top: 14px;
  text-transform: none;
}

.page-subtitle {
  font-size: clamp(0.78rem, 1.1vw, 0.9rem);
  color: rgba(31,26,22,0.55);
  margin: 0;
  line-height: 1.4;
}

.page-subtitle:empty { display: none; }

/* ==============================
   PAGE BODY (actual content inside frame)
   ============================== */
.page-body {
  width: 100%;
}

/* ==============================
   FOOTER
   ============================== */
.site-footer {
  flex-shrink: 0;
  border-top: 1px solid var(--line);
  background: var(--paper);
  position: relative;
  z-index: 1;
  font-size: 0.78rem;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 6px 20px;
  padding: 8px 24px;
  max-width: 1200px;
  margin: 0 auto;
}

.footer-brand-line {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  color: var(--ink);
}

.footer-brand-line img {
  height: 28px;
}

.footer-brand-line span {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 14px;
}

.footer-links a {
  color: rgba(31, 26, 22, 0.75);
  font-size: 0.78rem;
}

.footer-links a:hover {
  color: var(--ink);
  text-decoration: underline;
}

.footer-contacts {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 14px;
  font-size: 0.72rem;
  color: rgba(31, 26, 22, 0.65);
}

.footer-contacts a {
  color: rgba(31, 26, 22, 0.75);
}

.footer-contacts a:hover {
  color: var(--ink);
  text-decoration: underline;
}

.footer-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 4px 16px;
  padding: 5px 24px;
  border-top: 1px solid var(--line);
  font-size: 0.68rem;
  color: rgba(31, 26, 22, 0.55);
  max-width: 1200px;
  margin: 0 auto;
}

.footer-changelog {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.footer-changelog .changelog-label {
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--aqua);
  font-size: 0.62rem;
  flex-shrink: 0;
}

/* ==============================
   MENU OVERLAY
   ============================== */
.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  width: 34px;
  height: 24px;
  background: transparent;
  border: none;
  cursor: pointer;
  z-index: 1001;
  padding: 0;
}

.nav-toggle span {
  display: block;
  width: 100%;
  height: 3px;
  background-color: var(--ink);
  border-radius: 10px;
  transition: all 0.3s ease-in-out;
}

.nav-toggle.active span:nth-child(1) {
  transform: translateY(10px) rotate(45deg);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: translateY(-11px) rotate(-45deg);
}

.overlay-menu {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(244, 238, 223, 0.95);
  backdrop-filter: blur(8px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.overlay-menu.active {
  opacity: 1;
  visibility: visible;
}

.overlay-menu nav ul {
  list-style: none;
  padding: 0;
  margin: 0;
  text-align: center;
}

.overlay-menu nav ul li {
  margin: 6px 0;
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.4s ease-out;
}

.overlay-menu.active nav ul li {
  opacity: 1;
  transform: translateY(0);
}

.overlay-menu.active nav ul li:nth-child(1) { transition-delay: 0.05s; }
.overlay-menu.active nav ul li:nth-child(2) { transition-delay: 0.08s; }
.overlay-menu.active nav ul li:nth-child(3) { transition-delay: 0.11s; }
.overlay-menu.active nav ul li:nth-child(4) { transition-delay: 0.14s; }
.overlay-menu.active nav ul li:nth-child(5) { transition-delay: 0.17s; }
.overlay-menu.active nav ul li:nth-child(6) { transition-delay: 0.20s; }
.overlay-menu.active nav ul li:nth-child(7) { transition-delay: 0.23s; }
.overlay-menu.active nav ul li:nth-child(8) { transition-delay: 0.26s; }
.overlay-menu.active nav ul li:nth-child(9) { transition-delay: 0.29s; }
.overlay-menu.active nav ul li:nth-child(10) { transition-delay: 0.32s; }

.overlay-menu nav ul li.nav-category {
  margin: 18px 0 4px;
  pointer-events: none;
}

.overlay-menu nav ul li.nav-category .nav-cat-label {
  font-size: clamp(0.65rem, 1.2vw, 0.85rem);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--aqua);
  display: inline-block;
  border-bottom: 1px solid var(--line);
  padding-bottom: 4px;
}

.overlay-menu nav ul li.nav-sub {
  margin: 10px 0;
}

.overlay-menu nav ul li.nav-sub a {
  font-size: clamp(1.4rem, 3.6vw, 2.2rem);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ink);
  transition: color 0.3s ease;
}

.overlay-menu nav ul li.nav-sub a:hover {
  color: #5a3024;
}

/* ==============================
   CHANGELOG
   ============================== */
.changelog-section {
  max-width: 100%;
}

.changelog-list {
  display: flex;
  flex-wrap: wrap;
  gap: 2px 16px;
  min-width: 0;
}

.changelog-entry {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  font-size: 0.68rem;
  line-height: 1.3;
  white-space: nowrap;
}

.changelog-date {
  flex-shrink: 0;
  font-family: Consolas, Monaco, monospace;
  font-size: 0.62rem;
  color: rgba(31, 26, 22, 0.55);
}

.changelog-text {
  color: rgba(31, 26, 22, 0.85);
}

.changelog-loading,
.changelog-empty {
  margin: 0;
  font-size: 0.68rem;
  color: rgba(31, 26, 22, 0.5);
  font-style: italic;
}

/* ==============================
   AUTH / CARDS
   ============================== */
.auth-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(244, 238, 223, 0.85);
  font-size: 0.74rem;
}

.auth-pill button,
.auth-pill a {
  border: 1px solid var(--line);
  background: transparent;
  color: var(--ink);
  border-radius: 6px;
  font-size: 0.72rem;
  padding: 4px 8px;
  cursor: pointer;
}

.auth-grid {
  width: 100%;
  max-width: 1040px;
  display: grid;
  grid-template-columns: repeat(2, minmax(280px, 1fr));
  gap: 24px;
  margin: 0 auto;
  padding: 0;
}

.auth-card,
.admin-panel {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(252, 250, 244, 0.92);
  backdrop-filter: blur(14px);
  padding: 22px 24px;
  min-width: 0;
}

.auth-card[style*="grid-column: 1 / -1"] {
  max-width: 100%;
}

.auth-card h2 {
  margin: 0 0 10px;
  font-size: clamp(1.1rem, 1.8vw, 1.35rem);
  letter-spacing: 0.02em;
}

.auth-card h3 {
  margin: 0 0 14px;
  font-size: clamp(0.95rem, 1.5vw, 1.1rem);
  color: var(--aqua);
  letter-spacing: 0.04em;
}

.auth-card p {
  margin: 0 0 12px;
  line-height: 1.6;
  font-size: 0.95rem;
}

.auth-card p:last-child { margin-bottom: 0; }

.auth-card pre {
  margin: 14px 0 0;
  border-radius: 8px;
  max-width: 100%;
}

.auth-card pre:last-child { margin-bottom: 0; }

.auth-card .code-block {
  max-width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.normative-list {
  margin: 0 0 12px;
  padding-left: 18px;
}

.normative-list li {
  margin-bottom: 8px;
  line-height: 1.35;
}

.norm-path {
  display: inline-block;
  margin-top: 6px;
  font-size: 0.78rem;
  opacity: 0.78;
  word-break: break-word;
}

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

.auth-form input,
.auth-form select,
.admin-toolbar input,
.admin-toolbar select,
.admin-table select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(4, 26, 30, 0.4);
  color: var(--white);
  padding: 10px;
}

.auth-card .auth-form input,
.auth-card .auth-form select {
  background: rgba(252, 250, 244, 0.9);
  color: var(--ink);
  border: 1px solid var(--line);
}

.auth-card .auth-form label {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--ink);
}

.auth-feedback,
.auth-hint {
  margin-top: 14px;
  font-size: 0.86rem;
  color: rgba(31, 26, 22, 0.82);
}

.contact {
  margin: 0;
  padding: 14px 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--glass);
  backdrop-filter: blur(14px);
  font-style: normal;
}

.contact span {
  display: block;
  margin-bottom: 4px;
  color: var(--aqua);
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.contact a {
  display: block;
  max-width: 100%;
  color: var(--white);
  font-size: clamp(1rem, 2.6vw, 1.18rem);
  font-weight: 800;
  overflow-wrap: anywhere;
}

.contact a:hover,
.contact a:focus-visible {
  color: var(--aqua);
  outline: none;
}

/* ==============================
   AI
   ============================== */
.ai-frame {
  position: relative;
  width: 100%;
  max-width: 1040px;
  height: 72vh;
  min-height: 420px;
  margin-top: 20px;
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  background: var(--white);
}

.ai-frame iframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}

.ai-overlay {
  position: absolute;
  inset: 0;
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  background: rgba(252, 250, 244, 0.92);
  backdrop-filter: blur(6px);
  border-radius: 14px;
  pointer-events: auto;
}

.ai-overlay p {
  margin: 0;
  font-size: 0.95rem;
  color: rgba(31, 26, 22, 0.7);
}

.ai-gate {
  width: 100%;
  max-width: 720px;
  margin-top: 20px;
  padding: 22px 24px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(252, 250, 244, 0.88);
  backdrop-filter: blur(14px);
  display: grid;
  gap: 10px;
  justify-items: start;
}

.ai-gate-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.ai-gate-label {
  margin: 0;
  color: var(--aqua);
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.ai-gate-copy {
  margin: 0;
  line-height: 1.6;
  color: rgba(31, 26, 22, 0.75);
}

.ai-gate-note {
  color: rgba(31, 26, 22, 0.55);
  font-size: 0.86rem;
}

/* ==============================
   ADMIN
   ============================== */
.admin-panel {
  width: 100%;
  max-width: 1080px;
}

.admin-toolbar {
  display: grid;
  grid-template-columns: 1fr 220px;
  gap: 12px;
  margin-bottom: 12px;
}

.admin-table-wrap { overflow-x: auto; }

.admin-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 16px;
  margin-bottom: 16px;
}

.admin-stat-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  padding: 20px 16px;
  text-align: center;
}

.admin-stat-value {
  font-size: 2rem;
  font-weight: 700;
  color: #22c55e;
  margin-bottom: 4px;
}

.admin-stat-label {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.6);
}

.page-subtitle {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 12px;
  color: #e2e8f0;
}

@media (max-width: 600px) {
  .admin-stats-grid { grid-template-columns: 1fr 1fr; }
  .admin-stat-value { font-size: 1.5rem; }
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
}

.admin-table th,
.admin-table td {
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
  padding: 10px;
  text-align: left;
  font-size: 0.88rem;
}

.admin-save-btn {
  padding: 8px 12px;
  font-size: 0.72rem;
}

/* ==============================
   LANG SWITCHER
   ============================== */
.lang-switcher {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  margin-right: 4px;
}

.lang-btn {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--ink);
  padding: 4px 8px;
  font-size: 0.72rem;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
  line-height: 1;
}

.lang-btn:first-child { border-radius: 6px 0 0 6px; }
.lang-btn:last-child { border-radius: 0 6px 6px 0; }

.lang-btn.active {
  background: var(--aqua);
  color: var(--white);
  border-color: var(--aqua);
}

.lang-btn:hover:not(.active) {
  background: rgba(47, 74, 69, 0.12);
}

/* ==============================
   BUTTONS
   ============================== */
.btn-download {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  background: var(--aqua);
  color: var(--white);
  border-radius: 8px;
  font-weight: 800;
  text-transform: uppercase;
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  transition: opacity 0.3s ease;
}

.btn-download:hover { opacity: 0.9; }

.btn-download-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 16px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: transparent;
  color: var(--ink);
  font-size: 0.74rem;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.2s;
}

.btn-download-secondary:hover {
  background: rgba(47, 74, 69, 0.08);
}

/* ==============================
   RESOURCES
   ============================== */

/* Disable internal scrollbar on resource page - use natural browser scroll */
[data-page="resource"] .content-frame {
  overflow-y: visible;
}

[data-page="resource"] .site-body {
  overflow: visible;
}

/* Page container */
.resource-error-banner {
  padding: 12px 18px;
  margin-bottom: 16px;
  border: 1px solid #b44;
  border-radius: 8px;
  background: #fdf2f2;
  color: #933;
  font-size: 0.88rem;
  font-weight: 600;
}

.resource-list {
  display: grid;
  gap: 20px;
  width: min(100% - 0px, 900px);
}

/* Resource card */
.resource-card {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--glass);
  backdrop-filter: blur(6px);
  overflow: hidden;
}

.resource-select {
  display: block;
  width: 100%;
  max-width: 360px;
  padding: 10px 14px;
  margin-bottom: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--glass);
  color: var(--ink);
  font-size: 0.9rem;
  font-family: inherit;
  cursor: pointer;
  appearance: auto;
}

.resource-select:focus {
  outline: 2px solid var(--aqua);
  outline-offset: 2px;
}

.resource-card-header {
  padding: 20px 24px 0;
}

.resource-card-title-row {
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-wrap: wrap;
}

.resource-card-title {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--ink);
}

.resource-version-badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 5px;
  background: rgba(47, 74, 69, 0.12);
  color: var(--aqua);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.resource-card-description {
  margin: 4px 0 0;
  font-size: 0.88rem;
  line-height: 1.4;
  color: rgba(31, 26, 22, 0.65);
}

.resource-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 14px;
  margin: 10px 0 0;
  font-size: 0.78rem;
  color: rgba(31, 26, 22, 0.6);
}

.resource-card-meta span {
  white-space: nowrap;
}

.resource-card-meta strong {
  color: var(--ink);
  font-weight: 700;
}

.resource-card-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 16px;
  margin: 8px 0 0;
  font-size: 0.74rem;
  color: rgba(31, 26, 22, 0.55);
}

.resource-card-stats .stat-item:not(:empty)::before {
  content: "";
  display: inline-block;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--aqua);
  margin-right: 6px;
  vertical-align: middle;
  opacity: 0.6;
}

.resource-card-stats .stat-item:empty {
  display: none;
}

/* Actions row */
.resource-card-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 16px 24px;
  flex-wrap: wrap;
}

.resource-card-actions .btn-download {
  padding: 10px 20px;
  font-size: 0.8rem;
}

.btn-download-guest {
  opacity: 0.55;
  cursor: not-allowed;
}

.btn-download-guest:hover {
  opacity: 0.55;
}

.resource-card-actions .btn-release-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: transparent;
  color: var(--ink);
  font-size: 0.78rem;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s;
  font-family: inherit;
}

.resource-card-actions .btn-release-toggle:hover {
  background: rgba(47, 74, 69, 0.06);
  border-color: var(--aqua);
}

.resource-card-actions .btn-release-toggle:focus-visible {
  outline: 2px solid var(--aqua);
  outline-offset: 2px;
}

.btn-release-toggle .chevron {
  display: inline-block;
  transition: transform 0.2s ease;
  font-size: 0.7rem;
}

.btn-release-toggle[aria-expanded="true"] .chevron {
  transform: rotate(180deg);
}

/* Release history accordion */
.resource-release-panel {
  border-top: 1px solid var(--line);
  padding: 0 24px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
}

.resource-release-panel[aria-hidden="false"] {
  max-height: 2000px;
  padding: 16px 24px 20px;
}

.resource-release-content h5 {
  margin: 14px 0 4px;
  padding-bottom: 4px;
  border-bottom: 1px solid var(--line);
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--ink);
}

.resource-release-content h5:first-child {
  margin-top: 0;
}

.resource-release-content ul {
  margin: 2px 0 8px;
  padding-left: 0;
  list-style: none;
}

.resource-release-content li {
  margin: 2px 0;
  font-size: 0.8rem;
  color: rgba(31, 26, 22, 0.75);
  padding-left: 14px;
  position: relative;
}

.resource-release-content li::before {
  content: "\2022";
  position: absolute;
  left: 0;
  color: var(--aqua);
  font-weight: 700;
}

.resource-release-content li.release-category {
  font-weight: 700;
  color: var(--ink);
  padding-left: 0;
  margin-top: 8px;
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.resource-release-content li.release-category::before {
  content: none;
}

.resource-release-content .release-entry {
  margin-bottom: 12px;
}

.resource-release-content .release-entry:last-child {
  margin-bottom: 0;
}

/* No release history placeholder */
.resource-no-release {
  margin: 0;
  font-size: 0.82rem;
  color: rgba(31, 26, 22, 0.5);
  font-style: italic;
}

/* Responsive: desktop wide screens */
@media (min-width: 900px) {
  .resource-card-actions {
    flex-wrap: nowrap;
  }
}

.gurux-loading {
  color: rgba(31, 26, 22, 0.5);
  font-size: 0.88rem;
  padding: 20px 0;
}

.gurux-card .resource-card-description {
  line-height: 1.5;
}

.gurux-sha-section {
  padding: 0 24px 12px;
}

.gurux-sha-value {
  display: block;
  word-break: break-all;
  font-size: 0.72rem;
  color: rgba(31, 26, 22, 0.6);
  background: rgba(47, 74, 69, 0.06);
  padding: 10px 12px;
  border-radius: 6px;
  margin-top: 8px;
  font-family: monospace;
  line-height: 1.5;
}

.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  justify-content: center;
  align-items: flex-start;
  padding: 40px 16px;
  overflow-y: auto;
}

.modal-overlay[aria-hidden="false"] {
  display: flex;
}

.modal-container {
  background: #fffef9;
  border: 1px solid var(--line);
  border-radius: 14px;
  max-width: 760px;
  width: 100%;
  max-height: calc(100vh - 80px);
  overflow-y: auto;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.25);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  background: #fffef9;
  z-index: 1;
  border-radius: 14px 14px 0 0;
}

.modal-title {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--ink);
}

.modal-close {
  background: none;
  border: none;
  font-size: 1.6rem;
  cursor: pointer;
  color: rgba(31, 26, 22, 0.5);
  padding: 4px 8px;
  line-height: 1;
  border-radius: 6px;
}

.modal-close:hover {
  background: rgba(31, 26, 22, 0.08);
  color: var(--ink);
}

.modal-body {
  padding: 24px;
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--ink);
}

.modal-body h1 { font-size: 1.4rem; margin: 0 0 16px; color: var(--ink); }
.modal-body h2 { font-size: 1.15rem; margin: 24px 0 10px; color: var(--ink); border-bottom: 1px solid var(--line); padding-bottom: 6px; }
.modal-body h3 { font-size: 1rem; margin: 18px 0 8px; color: var(--ink); }
.modal-body p { margin: 0 0 12px; }
.modal-body ul, .modal-body ol { margin: 0 0 12px; padding-left: 20px; }
.modal-body li { margin-bottom: 4px; }
.modal-body code { background: rgba(47, 74, 69, 0.08); padding: 2px 6px; border-radius: 4px; font-size: 0.82rem; font-family: monospace; }
.modal-body pre { background: rgba(47, 74, 69, 0.06); padding: 14px; border-radius: 8px; overflow-x: auto; margin: 0 0 14px; }
.modal-body pre code { background: none; padding: 0; }
.modal-body strong { font-weight: 700; }
.modal-body table { width: 100%; border-collapse: collapse; margin: 0 0 14px; font-size: 0.84rem; }
.modal-body th, .modal-body td { border: 1px solid var(--line); padding: 8px 10px; text-align: left; }
.modal-body th { background: rgba(47, 74, 69, 0.06); font-weight: 700; }

@media (max-width: 600px) {
  .modal-overlay { padding: 20px 8px; }
  .modal-container { border-radius: 10px; max-height: calc(100vh - 40px); }
  .modal-header { padding: 14px 16px; }
  .modal-body { padding: 16px; }
}

/* Responsive: tablet / small desktop */
@media (max-width: 768px) {
  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
    padding: 10px 18px 6px;
  }
  .footer-meta {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    padding: 6px 18px 8px;
  }
}

@media (max-width: 480px) {
  .footer-inner { padding: 10px 14px 6px; }
  .footer-meta { padding: 6px 14px 8px; }
  .footer-changelog { align-items: flex-start; }
}
  .resource-list {
    gap: 16px;
  }

  .resource-card-header {
    padding: 16px 18px 0;
  }

  .resource-card-title {
    font-size: 1.05rem;
  }

  .resource-card-actions {
    padding: 12px 18px;
    flex-direction: column;
    align-items: stretch;
  }

  .resource-card-actions .btn-download {
    width: 100%;
    text-align: center;
  }

  .resource-card-actions .btn-release-toggle {
    width: 100%;
    justify-content: center;
  }

  .resource-release-panel[aria-hidden="false"] {
    padding: 12px 18px 16px;
  }
}

/* Responsive: smartphone */
@media (max-width: 480px) {
  .resource-card-header {
    padding: 14px 14px 0;
  }

  .resource-card-title-row {
    flex-direction: column;
    gap: 4px;
  }

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

  .resource-card-meta {
    flex-direction: column;
    gap: 2px;
    font-size: 0.76rem;
  }

  .resource-card-actions {
    padding: 12px 14px;
  }

  .resource-card-actions .btn-download {
    padding: 12px 16px;
    font-size: 0.82rem;
  }

  .resource-card-actions .btn-release-toggle {
    padding: 10px 14px;
    font-size: 0.8rem;
  }

  .resource-release-panel {
    padding: 0 14px;
  }

  .resource-release-panel[aria-hidden="false"] {
    padding: 12px 14px 14px;
  }

  .resource-release-content li {
    font-size: 0.78rem;
  }
}

/* ==============================
   DATACENTER PAGE
   ============================== */
.datacenter-hero {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 20px 24px;
  margin-bottom: 20px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(47, 74, 69, 0.06);
}

.datacenter-hero h2 {
  margin: 0 0 4px;
  font-size: 1.1rem;
}

.datacenter-hero p {
  margin: 0;
  font-size: 0.88rem;
  color: rgba(31, 26, 22, 0.65);
}

.datacenter-hero .btn-download {
  white-space: nowrap;
  flex-shrink: 0;
}

.datacenter-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

@media (max-width: 768px) {
  .datacenter-hero {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    padding: 16px 18px;
  }

  .datacenter-hero .btn-download {
    width: 100%;
    text-align: center;
  }

  .datacenter-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }
}

/* ==============================
   FLOATING "Under Construction" BADGE
   ============================== */
.construction-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9999;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 18px;
  background: var(--ink);
  color: var(--white);
  border: 1.5px solid var(--aqua);
  border-radius: 3px;
  font-family: "Trebuchet MS", "Verdana", monospace;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  box-shadow: 0 8px 32px rgba(31, 26, 22, 0.35), inset 0 1px 0 rgba(255,255,255,0.08);
  animation: construction-float 4s ease-in-out infinite;
  cursor: default;
  user-select: none;
}

.construction-float::before {
  content: "\26A0";
  font-size: 0.9rem;
  animation: construction-blink 2s step-end infinite;
}

.construction-float-close {
  margin-left: 8px;
  background: none;
  border: none;
  color: rgba(252, 250, 244, 0.5);
  font-size: 1rem;
  cursor: pointer;
  padding: 0 0 0 4px;
  line-height: 1;
  transition: color 0.2s;
}

.construction-float-close:hover { color: var(--white); }

@keyframes construction-float {
  0%, 100% { transform: translateY(0px); box-shadow: 0 8px 32px rgba(31,26,22,0.35); }
  50% { transform: translateY(-8px); box-shadow: 0 18px 40px rgba(31,26,22,0.25); }
}

@keyframes construction-blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

@keyframes print-press {
  0% { opacity: 0; transform: translateY(12px) scale(0.995); filter: blur(0.8px); }
  100% { opacity: 1; transform: translateY(0) scale(1); filter: blur(0); }
}

/* ==============================
   VIRTUALIZZATORE CORRETTORE VOLUMI
   ============================== */
.vc-overline {
  margin: 0 0 6px;
  color: rgba(31, 26, 22, 0.7);
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.vc-tabs {
  display: flex;
  gap: 4px;
  margin-top: 16px;
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(252, 250, 244, 0.7);
  backdrop-filter: blur(8px);
  overflow-x: auto;
}

.vc-tab {
  flex: 1;
  padding: 8px 12px;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: var(--ink);
  font-size: 0.72rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.vc-tab:hover { background: rgba(47, 74, 69, 0.08); }

.vc-tab.active {
  background: var(--aqua);
  color: var(--white);
  box-shadow: 0 2px 6px rgba(47, 74, 69, 0.25);
}

.vc-panel { display: none; width: 100%; margin-top: 16px; }
.vc-panel.active { display: block; animation: fadeIn 0.3s ease; }

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.vc-gas-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}

.vc-gas-grid label span { font-size: 0.7rem; }
.vc-gas-grid input { font-size: 0.82rem; padding: 6px 8px; }

.vc-gas-sum {
  margin: 8px 0;
  padding: 6px 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: rgba(47, 74, 69, 0.06);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--aqua);
  text-align: center;
}

.vc-gas-sum.warn {
  border-color: #c44;
  color: #a33;
  background: rgba(200, 60, 60, 0.06);
}

.vc-hint {
  font-size: 0.72rem;
  color: rgba(31, 26, 22, 0.55);
  margin: 0 0 8px;
}

.vc-calib-table { margin: 8px 0; overflow-x: auto; }

.vc-calib-table table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.78rem;
}

.vc-calib-table th,
.vc-calib-table td {
  padding: 4px 6px;
  border-bottom: 1px solid var(--line);
  text-align: center;
}

.vc-calib-table th {
  font-weight: 700;
  color: var(--aqua);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.vc-calib-table input {
  width: 80px;
  text-align: center;
  font-size: 0.78rem;
  padding: 4px 6px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: rgba(252, 250, 244, 0.9);
  color: var(--ink);
}

.vc-calib-del {
  border: none;
  background: transparent;
  color: #a33;
  font-size: 1rem;
  cursor: pointer;
  padding: 2px 6px;
}

.vc-calib-del:hover { color: #c44; }

.vc-summary {
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(47, 74, 69, 0.04);
}

.vc-summary-empty {
  margin: 0;
  font-size: 0.78rem;
  color: rgba(31, 26, 22, 0.45);
  font-style: italic;
}

.vc-summary-row {
  display: flex;
  justify-content: space-between;
  padding: 3px 0;
  font-size: 0.78rem;
  border-bottom: 1px solid rgba(31, 26, 22, 0.06);
}

.vc-summary-row:last-child { border-bottom: none; }

.vc-summary-label {
  color: rgba(31, 26, 22, 0.6);
  font-weight: 600;
}

.vc-summary-value {
  color: var(--ink);
  font-weight: 700;
  font-family: "Consolas", "Monaco", monospace;
}

.vc-status-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.vc-status-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.74rem;
  font-weight: 600;
  padding: 6px 8px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: rgba(252, 250, 244, 0.5);
}

.vc-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
  flex-shrink: 0;
}

.vc-dot-off { background: rgba(31, 26, 22, 0.2); }
.vc-dot-on { background: #4a9; box-shadow: 0 0 4px rgba(68, 170, 153, 0.5); }

.vc-formula-desc {
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(47, 74, 69, 0.04);
  font-size: 0.78rem;
  line-height: 1.5;
  margin: 8px 0;
}

.vc-formula-desc p { margin: 0; }

.vc-input-values {
  margin-top: 16px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(250, 246, 235, 0.4);
}

.vc-input-values h3 {
  margin: 0 0 10px;
  font-size: 0.82rem;
  color: var(--aqua);
}

.vc-results {
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(47, 74, 69, 0.04);
}

.vc-result-big {
  margin: 16px 0;
  padding: 20px;
  text-align: center;
  border: 2px solid var(--aqua);
  border-radius: 12px;
  background: rgba(47, 74, 69, 0.06);
}

.vc-result-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--aqua);
  margin-bottom: 4px;
}

.vc-result-value {
  font-size: 2.2rem;
  font-weight: 800;
  font-family: "Consolas", "Monaco", monospace;
  color: var(--ink);
  line-height: 1;
}

.vc-result-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-top: 12px;
}

.vc-result-item {
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(252, 250, 244, 0.6);
  text-align: center;
}

.vc-ri-label {
  display: block;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--aqua);
  margin-bottom: 2px;
}

.vc-ri-value {
  display: block;
  font-size: 0.95rem;
  font-weight: 800;
  font-family: "Consolas", "Monaco", monospace;
  color: var(--ink);
}

.vc-composition-chart {
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(252, 250, 244, 0.5);
}

.vc-composition-chart canvas { width: 100%; height: auto; }

.vc-sim-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: flex-end;
  margin-bottom: 16px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(47, 74, 69, 0.04);
}

.vc-sim-controls label {
  display: flex;
  flex-direction: column;
  gap: 2px;
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--aqua);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.vc-sim-controls input {
  font-size: 0.82rem;
  padding: 4px 8px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: rgba(252, 250, 244, 0.9);
  color: var(--ink);
}

.vc-charts { display: flex; flex-direction: column; gap: 16px; }

.vc-chart-box {
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(252, 250, 244, 0.5);
}

.vc-chart-box h3 {
  margin: 0 0 6px;
  font-size: 0.74rem;
  color: var(--aqua);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.vc-chart-box canvas { width: 100%; height: auto; }
.vc-export-row { display: flex; gap: 8px; margin-top: 12px; }
.vc-grid-full { grid-template-columns: 1fr; max-width: 100%; }
.vc-card-wide { width: 100%; }

/* ==============================
   RESPONSIVE
   ============================== */
@media (max-width: 900px) {
  .resources-layout { grid-template-columns: 1fr; }
  .resource-menu { max-height: 220px; }
  .resource-detail-panel { min-height: auto; }
  .resource-meta { grid-template-columns: 1fr; }
  .auth-grid { grid-template-columns: 1fr; }
  .admin-toolbar { grid-template-columns: 1fr; }
  .ai-frame { height: 60vh; min-height: 320px; border-radius: 10px; }
  .vc-result-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 620px) {
  .site-header { height: 64px; padding: 0 12px; }
  .brand img { width: clamp(40px, 6vw, 48px); height: clamp(40px, 6vw, 48px); }
  .site-header__menu { font-size: 0.65rem; padding-left: 8px; }
  .site-body { padding: 8px 8px; }
  .content-frame { padding: 16px 16px; border-radius: 2px; }
  .page-heading--center .page-title { font-size: clamp(1.5rem, 8vw, 2.5rem); padding: 10px 14px; }
  .site-footer { padding: 0; }
  .footer-inner { padding: 10px 14px 6px; }
  .footer-meta { padding: 6px 14px 8px; }
  .contact { max-width: calc(100% - 74px); padding: 12px 14px; }
  .lang-btn { padding: 3px 6px; font-size: 0.65rem; }
  .vc-tabs { flex-wrap: nowrap; overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .vc-tab { flex: 0 0 auto; padding: 6px 10px; font-size: 0.65rem; }
  .vc-gas-grid { grid-template-columns: 1fr; }
  .vc-status-grid { grid-template-columns: 1fr; }
  .vc-sim-controls { flex-direction: column; align-items: stretch; }
}
.protocol-shell {
  width: 100%;
  max-width: 1180px;
  border: 1px solid var(--line);
  background: rgba(250, 246, 235, 0.82);
}

.protocol-header {
  padding: 18px;
  border-bottom: 1px solid var(--line);
}

.protocol-badge {
  display: inline-block;
  padding: 5px 10px;
  border: 1px solid var(--line);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.protocol-header h2 {
  margin: 0 0 8px;
  font-size: clamp(0.95rem, 2.2vw, 1.35rem);
}

.protocol-header p {
  margin: 0;
  font-size: 0.86rem;
  color: rgba(31, 26, 22, 0.86);
}

.protocol-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
}

.protocol-tab {
  border: 1px solid var(--line);
  background: transparent;
  color: var(--ink);
  padding: 6px 9px;
  cursor: pointer;
  font-size: 0.7rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.protocol-tab.active {
  background: rgba(31, 26, 22, 0.08);
  font-weight: 700;
}

.protocol-pane {
  display: none;
  padding: 16px;
  font-size: 0.86rem;
}

.protocol-pane.active {
  display: block;
}

.protocol-pane h3 {
  margin: 0 0 10px;
  font-size: 1rem;
}

.protocol-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 10px;
  margin-top: 12px;
}

.protocol-card {
  border: 1px solid var(--line);
  padding: 12px;
  background: rgba(252, 250, 244, 0.8);
  font-size: 0.84rem;
}

.protocol-table-wrap {
  overflow-x: auto;
  margin-top: 10px;
}

.protocol-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.78rem;
}

.protocol-table th,
.protocol-table td {
  border: 1px solid var(--line);
  padding: 8px;
  text-align: left;
  vertical-align: top;
}

.protocol-code {
  margin-top: 10px;
  padding: 10px;
  border: 1px solid var(--line);
  font-family: Consolas, Monaco, monospace;
  font-size: 0.72rem;
  overflow-x: auto;
  background: rgba(31, 26, 22, 0.04);
}