:root {
  --sidebar-bg: #1a0a0aee;
  --sidebar-solid: #180909;
  --accent: #b5432e;
  --accent-hover: #c74f38;
  --accent-press: #8f3625;
  --accent-soft: rgba(181, 67, 46, 0.12);
  --cream: #f2ede4;
  --surface: #ffffff;
  --surface-2: rgba(255, 255, 255, 0.7);
  --ink: #1d1a17;
  --muted: #8a8078;
  --muted-2: #b5aca3;
  --border: rgba(29, 26, 23, 0.08);
  --border-strong: rgba(29, 26, 23, 0.12);
  --shadow-sm: 0 1px 2px rgba(29, 20, 15, 0.06), 0 1px 1px rgba(29, 20, 15, 0.04);
  --shadow-md: 0 8px 24px rgba(29, 20, 15, 0.08), 0 2px 6px rgba(29, 20, 15, 0.05);
  --shadow-lg: 0 20px 48px rgba(29, 20, 15, 0.14), 0 4px 12px rgba(29, 20, 15, 0.06);
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 22px;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; height: 100%; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro Display",
    "Helvetica Neue", Arial, sans-serif;
  background: var(--cream);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  font-size: 15px;
  line-height: 1.5;
}

::selection { background: var(--accent-soft); }

.layout { display: flex; min-height: 100vh; }

/* ---------- Sidebar ---------- */
.sidebar {
  width: 272px;
  background: linear-gradient(180deg, #200d0d 0%, #150707 100%);
  color: #eee;
  padding: 32px 16px;
  flex-shrink: 0;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  border-right: 1px solid rgba(255, 255, 255, 0.04);
}
.brand { padding: 0 8px; }
.brand-logo { width: 84px; height: 84px; display: block; border-radius: 12px; }
.brand-sub { font-size: 10.5px; letter-spacing: 2.5px; color: #8a7570; margin-top: 10px; font-weight: 600; }

.nav { margin-top: 30px; display: flex; flex-direction: column; gap: 2px; }
.nav-group-label {
  font-size: 10.5px; letter-spacing: 1.6px; color: #7a6a65; font-weight: 700;
  margin: 20px 0 8px 12px; text-transform: uppercase;
}
.nav-group-label:first-child { margin-top: 0; }
.nav-item {
  all: unset; cursor: pointer; box-sizing: border-box;
  display: flex; flex-direction: column; gap: 2px;
  padding: 9px 12px; border-radius: var(--radius-sm);
  font-family: inherit; font-size: 13.5px; font-weight: 600; letter-spacing: 0.1px;
  color: #e3d8d3;
  transition: background 0.2s var(--ease), transform 0.15s var(--ease);
}
.nav-item span { font-size: 11.5px; letter-spacing: 0; font-weight: 400; color: #8a7570; }
.nav-item:hover { background: rgba(255, 255, 255, 0.06); }
.nav-item:active { transform: scale(0.98); }
.nav-item.active {
  background: linear-gradient(135deg, var(--accent-hover), var(--accent-press));
  color: #fff;
  box-shadow: 0 4px 14px rgba(181, 67, 46, 0.35);
}
.nav-item.active span { color: rgba(255, 255, 255, 0.75); }

/* ---------- Content ---------- */
.content { flex: 1; padding: 48px 56px 80px; overflow-y: auto; }
.view { display: none; animation: fadeIn 0.35s var(--ease); }
.view.active { display: block; }
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.eyebrow {
  color: var(--accent); font-size: 12px; letter-spacing: 1.2px; font-weight: 700;
  text-transform: uppercase;
}
.view-header h1 { font-size: 34px; font-weight: 700; margin: 8px 0 10px; letter-spacing: -0.5px; }
.view-header p { color: var(--muted); font-size: 15.5px; max-width: 640px; line-height: 1.55; }

/* ---------- FAQ ---------- */
.faq-block { margin-top: 32px; }
.faq-label { font-size: 12px; letter-spacing: 1.2px; color: var(--muted); margin-bottom: 14px; font-weight: 700; text-transform: uppercase; }
.faq-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.faq-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-md);
  padding: 18px; box-shadow: var(--shadow-sm);
  transition: box-shadow 0.25s var(--ease), transform 0.25s var(--ease);
}
.faq-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.faq-tag {
  display: inline-block; font-size: 10.5px; letter-spacing: 0.8px; font-weight: 700; padding: 5px 11px;
  border-radius: 20px; background: var(--accent-soft); color: var(--accent); margin-bottom: 12px;
  text-transform: uppercase;
}
.faq-q {
  display: block; width: 100%; text-align: left; background: var(--cream); border: 1px solid transparent;
  border-radius: var(--radius-sm); padding: 11px 13px; margin-top: 8px; font-family: inherit; font-size: 13.5px;
  cursor: pointer; color: var(--ink); transition: all 0.18s var(--ease);
}
.faq-q:hover { background: var(--accent-soft); border-color: rgba(181, 67, 46, 0.25); transform: translateX(2px); }
.faq-q:active { transform: scale(0.985); }

/* ---------- Chat ---------- */
.chat-log { margin-top: 28px; display: flex; flex-direction: column; gap: 14px; max-width: 760px; }
.msg {
  padding: 13px 17px; border-radius: var(--radius-md); font-size: 14.5px; line-height: 1.6;
  white-space: pre-wrap; box-shadow: var(--shadow-sm); animation: fadeIn 0.3s var(--ease);
}
.msg.user {
  background: linear-gradient(135deg, var(--accent-hover), var(--accent));
  color: #fff; align-self: flex-end; max-width: 80%; border-radius: var(--radius-md) var(--radius-md) 4px var(--radius-md);
}
.msg.assistant {
  background: var(--surface); border: 1px solid var(--border); max-width: 90%;
  border-radius: var(--radius-md) var(--radius-md) var(--radius-md) 4px;
}
.msg.pending { color: var(--muted); font-style: italic; box-shadow: none; }
.msg p { margin: 0 0 10px; }
.msg p:last-child { margin-bottom: 0; }
.msg h4, .msg h5, .msg h6 { margin: 14px 0 8px; font-weight: 700; }
.msg h4:first-child, .msg h5:first-child, .msg h6:first-child { margin-top: 0; }
.msg ul { margin: 0 0 10px; padding-left: 20px; }
.msg li { margin-bottom: 4px; }
.msg hr { border: none; border-top: 1px solid var(--border-strong); margin: 12px 0; }
.msg code { background: rgba(0,0,0,0.06); padding: 1px 5px; border-radius: 4px; font-size: 0.9em; }
.msg.user code { background: rgba(255,255,255,0.2); }
.msg table { border-collapse: collapse; width: 100%; margin: 8px 0 12px; font-size: 0.92em; }
.msg th, .msg td { border: 1px solid var(--border-strong); padding: 6px 10px; text-align: left; vertical-align: top; }
.msg th { background: rgba(0,0,0,0.04); font-weight: 700; }
.msg.user th { background: rgba(255,255,255,0.15); }
.msg.user th, .msg.user td { border-color: rgba(255,255,255,0.3); }
.msg .sources { display: block; margin-top: 10px; font-size: 11px; color: var(--muted-2); }

.chat-form {
  margin-top: 24px; display: flex; gap: 10px; align-items: flex-end;
  background: var(--surface); border: 1px solid var(--border-strong); border-radius: var(--radius-lg); padding: 12px 12px 12px 18px;
  max-width: 760px; box-shadow: var(--shadow-md);
  transition: box-shadow 0.25s var(--ease), border-color 0.25s var(--ease);
}
.chat-form:focus-within { box-shadow: var(--shadow-lg); border-color: var(--accent); }
.chat-form textarea {
  flex: 1; border: none; background: transparent; resize: none; min-height: 44px;
  font-family: inherit; font-size: 14.5px; outline: none; padding-top: 10px;
}
.chat-form button {
  background: linear-gradient(135deg, var(--accent-hover), var(--accent));
  color: #fff; border: none; border-radius: 50%;
  width: 40px; height: 40px; cursor: pointer; font-size: 15px; flex-shrink: 0;
  transition: transform 0.15s var(--ease), box-shadow 0.2s var(--ease);
  box-shadow: 0 3px 10px rgba(181, 67, 46, 0.35);
}
.chat-form button:hover { transform: scale(1.06); }
.chat-form button:active { transform: scale(0.94); }
.chat-footnote { margin-top: 18px; font-size: 11px; letter-spacing: 0.8px; color: var(--muted-2); text-align: center; max-width: 760px; font-weight: 600; }

/* ---------- Documents ---------- */
.upload-box { margin-top: 28px; }
#doc-upload { display: none; }
.upload-label {
  display: inline-block; padding: 13px 22px; background: linear-gradient(135deg, var(--accent-hover), var(--accent));
  color: #fff; border-radius: 999px; cursor: pointer; font-size: 14px; font-weight: 600;
  box-shadow: 0 4px 14px rgba(181, 67, 46, 0.3); transition: transform 0.15s var(--ease), box-shadow 0.2s var(--ease);
}
.upload-label:hover { transform: translateY(-1px); box-shadow: 0 6px 18px rgba(181, 67, 46, 0.4); }
.upload-label:active { transform: translateY(0) scale(0.98); }
.upload-status { margin-top: 12px; font-size: 13px; color: var(--muted); }

.search-box { margin-top: 22px; }
.search-box input {
  width: 100%; max-width: 500px; padding: 13px 16px; border-radius: var(--radius-md);
  border: 1px solid var(--border-strong); font-family: inherit; font-size: 14px;
  background: var(--surface); box-shadow: var(--shadow-sm); outline: none;
  transition: box-shadow 0.2s var(--ease), border-color 0.2s var(--ease);
}
.search-box input:focus { border-color: var(--accent); box-shadow: var(--shadow-md); }

.doc-results { margin-top: 16px; display: flex; flex-direction: column; gap: 10px; max-width: 720px; }
.doc-result {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-md);
  padding: 14px 16px; font-size: 13.5px; box-shadow: var(--shadow-sm);
}
.doc-result b { display: block; margin-bottom: 5px; color: var(--accent); }

.docs-heading { margin-top: 40px; font-size: 15px; font-weight: 700; color: var(--ink); }
.doc-list { display: flex; flex-direction: column; gap: 8px; max-width: 640px; margin-top: 14px; }
.doc-row {
  display: flex; justify-content: space-between; align-items: center;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: 12px 16px; font-size: 13.5px; box-shadow: var(--shadow-sm);
  transition: box-shadow 0.2s var(--ease);
}
.doc-row:hover { box-shadow: var(--shadow-md); }
.doc-row button {
  border: none; background: var(--accent-soft); color: var(--accent); cursor: pointer;
  font-size: 12.5px; font-weight: 600; padding: 6px 12px; border-radius: 999px;
  transition: background 0.15s var(--ease);
}
.doc-row button:hover { background: rgba(181, 67, 46, 0.2); }
.empty-note { color: var(--muted); font-size: 13.5px; }

.placeholder-note { margin-top: 22px; color: var(--muted); font-size: 14px; max-width: 600px; line-height: 1.6; }

/* ---------- Conversations panel ---------- */
.conversations-panel { margin-top: 26px; padding-top: 6px; border-top: 1px solid rgba(255, 255, 255, 0.06); }
.new-chat-btn {
  all: unset; box-sizing: border-box; cursor: pointer; display: block; width: 100%;
  text-align: center; padding: 9px 12px; margin: 4px 0 10px; border-radius: var(--radius-sm);
  font-size: 13px; font-weight: 600; color: #f0e4e0;
  background: rgba(255, 255, 255, 0.06); border: 1px solid rgba(255, 255, 255, 0.1);
  transition: background 0.2s var(--ease);
}
.new-chat-btn:hover { background: rgba(255, 255, 255, 0.1); }
.conversations-list { display: flex; flex-direction: column; gap: 2px; max-height: 260px; overflow-y: auto; }
.conv-item {
  all: unset; cursor: pointer; box-sizing: border-box; display: flex; align-items: center;
  justify-content: space-between; gap: 6px;
  padding: 8px 10px; border-radius: var(--radius-sm); font-size: 12.5px; color: #c9bcb7;
  transition: background 0.18s var(--ease);
}
.conv-item:hover { background: rgba(255, 255, 255, 0.06); }
.conv-item.active { background: rgba(181, 67, 46, 0.35); color: #fff; }
.conv-item .conv-title { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; flex: 1; }
.conv-item .conv-del { opacity: 0; font-size: 11px; color: #c9bcb7; }
.conv-item:hover .conv-del { opacity: 1; }
.conv-empty { font-size: 12px; color: #7a6a65; padding: 6px 10px; }

.mop-badge {
  margin-top: 18px; padding-top: 14px; border-top: 1px solid rgba(255, 255, 255, 0.06);
  font-size: 11.5px; color: #8a7570; letter-spacing: 0.3px;
}

/* ---------- Login overlay ---------- */
.login-overlay {
  position: fixed; inset: 0; background: rgba(20, 10, 8, 0.55); backdrop-filter: blur(6px);
  display: flex; align-items: center; justify-content: center; z-index: 50;
}
.login-overlay.hidden { display: none; }
.login-card {
  background: var(--surface); border-radius: var(--radius-lg); padding: 32px 30px; width: 320px;
  box-shadow: var(--shadow-lg); text-align: center;
}
.login-logo { width: 72px; height: 72px; border-radius: 12px; margin: 0 auto; display: block; }
.login-card p { color: var(--muted); font-size: 13.5px; margin: 10px 0 18px; }
.login-card input {
  width: 100%; padding: 12px 14px; border-radius: var(--radius-sm); border: 1px solid var(--border-strong);
  font-family: inherit; font-size: 14px; outline: none; margin-bottom: 12px;
}
.login-card input:focus { border-color: var(--accent); }
.login-card button {
  width: 100%; padding: 12px; border: none; border-radius: var(--radius-sm); cursor: pointer;
  background: linear-gradient(135deg, var(--accent-hover), var(--accent)); color: #fff; font-weight: 600;
  font-size: 14px; transition: transform 0.15s var(--ease);
}
.login-card button:hover { transform: translateY(-1px); }

/* ---------- Facts card ---------- */
.facts-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm); overflow: hidden; max-width: 720px; margin-bottom: 30px;
}
.fact-row {
  display: grid; grid-template-columns: 220px 1fr; gap: 12px; align-items: center;
  padding: 12px 18px; border-bottom: 1px solid var(--border);
}
.fact-row:last-child { border-bottom: none; }
.fact-label { font-size: 13px; font-weight: 600; color: var(--muted); }
.fact-value {
  border: 1px solid transparent; background: transparent; font-family: inherit; font-size: 13.5px;
  color: var(--ink); padding: 6px 8px; border-radius: 8px; width: 100%; outline: none;
  transition: border-color 0.15s var(--ease), background 0.15s var(--ease);
}
.fact-value:hover { background: var(--cream); }
.fact-value:focus { border-color: var(--accent); background: var(--cream); }
.fact-value::placeholder { color: var(--muted-2); }

/* ---------- Project AI block ---------- */
.project-ai-block {
  margin-top: 26px; max-width: 720px; background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 20px 22px; box-shadow: var(--shadow-sm);
}
.project-ai-search {
  display: flex; align-items: center; gap: 10px; background: var(--cream);
  border: 1px solid var(--border-strong); border-radius: var(--radius-md); padding: 12px 16px;
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
.project-ai-search:focus-within { border-color: var(--accent); box-shadow: var(--shadow-md); }
.project-ai-icon { font-size: 15px; }
.project-ai-search input {
  flex: 1; border: none; background: transparent; outline: none; font-family: inherit; font-size: 14.5px;
}
.project-ai-hint { margin-top: 16px; font-size: 12.5px; color: var(--muted); font-weight: 600; }
.project-ai-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.project-ai-chip {
  border: 1px solid var(--border-strong); background: var(--cream); border-radius: 999px;
  padding: 7px 14px; font-size: 13px; cursor: pointer; color: var(--ink); font-family: inherit;
  transition: all 0.15s var(--ease);
}
.project-ai-chip:hover { background: var(--accent-soft); border-color: var(--accent); }

/* ---------- Methodology content ---------- */
.content-body { margin-top: 24px; max-width: 720px; }
.content-body h3 { font-size: 17px; margin: 24px 0 10px; }
.content-body h3:first-child { margin-top: 0; }
.content-body p { color: var(--ink); font-size: 14.5px; line-height: 1.65; margin: 0 0 12px; }
.content-body ul { padding-left: 20px; margin: 0 0 14px; }
.content-body li { margin-bottom: 8px; font-size: 14.5px; line-height: 1.6; }
.content-body b { color: var(--accent); }
.content-body table { border-collapse: collapse; width: 100%; margin: 8px 0 16px; font-size: 14px; }
.content-body th, .content-body td { border: 1px solid var(--border-strong); padding: 8px 12px; text-align: left; vertical-align: top; }
.content-body th { background: var(--cream); font-weight: 700; }
.content-body hr { border: none; border-top: 1px solid var(--border-strong); margin: 16px 0; }

/* ---------- Generator ---------- */
.generator-form {
  margin-top: 26px; max-width: 640px; display: flex; flex-direction: column; gap: 16px;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-md);
  padding: 22px; box-shadow: var(--shadow-sm);
}
.gen-row { display: flex; flex-direction: column; gap: 6px; }
.gen-row label { font-size: 12.5px; font-weight: 700; color: var(--muted); letter-spacing: 0.3px; }
.gen-row input, .gen-row select, .gen-row textarea {
  border: 1px solid var(--border-strong); border-radius: var(--radius-sm); padding: 10px 12px;
  font-family: inherit; font-size: 14px; outline: none; background: var(--cream);
  transition: border-color 0.2s var(--ease);
}
.gen-row textarea { min-height: 80px; resize: vertical; }
.gen-row input:focus, .gen-row select:focus, .gen-row textarea:focus { border-color: var(--accent); background: var(--surface); }
.gen-submit {
  align-self: flex-start; border: none; border-radius: 999px; padding: 12px 24px; cursor: pointer;
  background: linear-gradient(135deg, var(--accent-hover), var(--accent)); color: #fff; font-weight: 600;
  font-size: 14px; box-shadow: 0 4px 14px rgba(181, 67, 46, 0.3);
  transition: transform 0.15s var(--ease), opacity 0.15s var(--ease);
}
.gen-submit:hover { transform: translateY(-1px); }
.gen-submit:disabled { opacity: 0.6; cursor: default; transform: none; }
.generator-result {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-md);
  padding: 22px; box-shadow: var(--shadow-sm); min-height: 20px;
}
.generator-result:empty { display: none; }

/* ---------- Analytics ---------- */
.stats-row { display: flex; gap: 16px; margin-top: 24px; flex-wrap: wrap; }
.stat-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-md);
  padding: 18px 24px; box-shadow: var(--shadow-sm); min-width: 150px;
}
.stat-value { font-size: 30px; font-weight: 700; color: var(--accent); }
.stat-label { font-size: 12.5px; color: var(--muted); margin-top: 4px; font-weight: 600; }

.keyword-cloud { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 14px; max-width: 720px; }
.keyword-tag {
  background: var(--accent-soft); color: var(--accent); border-radius: 999px;
  padding: 6px 14px; font-weight: 600;
}

/* ---------- Competitors ---------- */
.competitors-list { display: flex; flex-direction: column; gap: 16px; margin-top: 20px; max-width: 760px; }
.competitor-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-md);
  padding: 20px 22px; box-shadow: var(--shadow-sm);
}
.competitor-card h4 { margin: 0 0 4px; font-size: 17px; }
.competitor-meta { color: var(--muted); font-size: 13px; margin-bottom: 14px; }
.competitor-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 14px;
  padding-bottom: 14px; border-bottom: 1px solid var(--border); font-size: 13px;
}
.competitor-grid span { display: block; color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: 0.4px; margin-bottom: 2px; }
.competitor-price { font-weight: 700; color: var(--accent); font-size: 15px; margin-bottom: 10px; }
.competitor-notes { font-size: 13.5px; color: var(--ink); line-height: 1.55; margin: 0 0 10px; }
.competitor-source { font-size: 12.5px; color: var(--accent); text-decoration: none; font-weight: 600; }
.competitor-source:hover { text-decoration: underline; }

/* ---------- Calculator ---------- */
.calc-layout { display: flex; gap: 24px; margin-top: 26px; max-width: 900px; flex-wrap: wrap; }
.calc-layout .generator-form { margin-top: 0; flex: 1; min-width: 280px; }
.calc-split { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.calc-result {
  flex: 1; min-width: 280px; background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-md); padding: 24px; box-shadow: var(--shadow-sm); align-self: flex-start;
}
.calc-main-figure { text-align: center; padding-bottom: 18px; border-bottom: 1px solid var(--border); margin-bottom: 16px; }
.calc-main-value { font-size: 36px; font-weight: 700; color: var(--accent); }
.calc-main-label { font-size: 12.5px; color: var(--muted); font-weight: 600; margin-top: 4px; }
.calc-details { display: flex; flex-direction: column; gap: 10px; }
.calc-detail-row { display: flex; justify-content: space-between; font-size: 14px; }
.calc-detail-row span:first-child { color: var(--muted); }
.calc-detail-row span:last-child { font-weight: 600; }

/* ---------- Inventory ---------- */
.inventory-filters { display: flex; gap: 10px; margin: 14px 0; }
.inventory-filters select {
  padding: 9px 12px; border-radius: var(--radius-sm); border: 1px solid var(--border-strong);
  font-family: inherit; font-size: 13.5px; background: var(--surface);
}
.inventory-table {
  max-width: 900px; overflow-x: auto; background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-md); box-shadow: var(--shadow-sm);
}
.inventory-table table { width: 100%; border-collapse: collapse; font-size: 13px; }
.inventory-table th {
  text-align: left; padding: 10px 14px; background: var(--cream); color: var(--muted);
  font-size: 11.5px; text-transform: uppercase; letter-spacing: 0.5px; position: sticky; top: 0;
}
.inventory-table td { padding: 10px 14px; border-top: 1px solid var(--border); }
.inventory-table tbody tr:hover { background: var(--accent-soft); }
.status-pill {
  display: inline-block; padding: 3px 10px; border-radius: 999px; font-size: 11.5px; font-weight: 600;
  background: var(--border); color: var(--muted);
}
.status-остаток { background: #dcecdc; color: #2f6b2f; }
.status-продано { background: #f0d9d9; color: #8a3a3a; }

/* ---------- Scrollbars ---------- */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(29, 20, 15, 0.15); border-radius: 10px; }
.sidebar::-webkit-scrollbar-thumb { background: rgba(255, 255, 255, 0.12); }