.page-literature { background: var(--sp-paper); }
.literature-wrap { width: min(1180px, calc(100% - 64px)); margin: 0 auto; }
.literature-hero { display: grid; grid-template-columns: 1.25fr .75fr; gap: 40px; align-items: end; margin-top: 34px; padding: clamp(44px, 6vw, 76px); border-radius: 36px; color: #fff; background: radial-gradient(circle at 12% 18%, rgba(102,88,245,.34), transparent 34%), radial-gradient(circle at 90% 82%, rgba(242,95,155,.2), transparent 32%), #0b0d12; }
.literature-kicker, .literature-section-head > span { color: var(--sp-violet); font: 700 9px/1 var(--sp-mono); letter-spacing: .15em; }
.literature-hero .literature-kicker { color: var(--sp-lime); }
.literature-hero h1 { margin: 20px 0 0; font-size: clamp(42px, 5.5vw, 72px); line-height: .98; letter-spacing: -.07em; }
.literature-hero h1 em { color: transparent; background: linear-gradient(105deg,#fff,#c9c5ff 42%,#ff85ae); -webkit-background-clip: text; background-clip: text; font-style: normal; }
.literature-hero p { max-width: 720px; margin: 22px 0 0; color: rgba(255,255,255,.58); font-size: 14px; line-height: 1.75; }
.literature-hero p b { color: #fff; }
.literature-hero-mark { display: grid; gap: 10px; padding: 20px; border: 1px solid rgba(255,255,255,.12); border-radius: 22px; background: rgba(255,255,255,.055); }
.literature-hero-mark b { color: var(--sp-lime); font: 720 24px/1 var(--sp-display); }
.literature-hero-mark span { color: rgba(255,255,255,.5); font-size: 11px; }
.literature-hero-mark i { display: block; height: 1px; margin: 10px 0; background: rgba(255,255,255,.1); }
.literature-rules, .literature-submit, .literature-library, .literature-faq { margin-top: 96px; }
.literature-section-head { max-width: 780px; margin-bottom: 28px; }
.literature-section-head h2 { margin: 14px 0 10px; font-size: clamp(30px, 4vw, 54px); letter-spacing: -.06em; }
.literature-section-head p { color: var(--sp-muted); font-size: 13px; line-height: 1.75; }
.literature-table-scroll { overflow-x: auto; border: 1px solid var(--sp-line); border-radius: 24px; background: rgba(255,255,255,.74); }
.literature-table { width: 100%; min-width: 760px; border-collapse: collapse; font-size: 12px; }
.literature-table th, .literature-table td { padding: 14px 16px; border-bottom: 1px solid rgba(10,10,13,.08); text-align: left; }
.literature-table th { color: var(--sp-muted); background: rgba(10,10,13,.035); font-size: 10px; text-transform: uppercase; letter-spacing: .06em; }
.literature-table tr:last-child td { border-bottom: 0; }
.literature-table td:first-child { color: var(--sp-ink); }
.literature-notes { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.literature-notes span { padding: 7px 10px; border-radius: 999px; color: var(--sp-violet); background: rgba(102,88,245,.08); font: 650 9px/1 var(--sp-mono); }
.literature-mention-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.mention-card { padding: 26px; border: 1px solid var(--sp-line); border-radius: 24px; background: #fff; }
.mention-card--full { background: linear-gradient(145deg,#f4f0ff,#fff); }
.mention-card--half { background: linear-gradient(145deg,#edf8f7,#fff); }
.mention-card > span { display: inline-block; padding: 6px 10px; border-radius: 999px; color: #fff; background: var(--sp-violet); font: 700 11px/1 var(--sp-mono); }
.mention-card--half > span { background: #159e90; }
.mention-card h3 { margin: 20px 0 10px; font-size: 24px; letter-spacing: -.045em; }
.mention-card p { color: var(--sp-muted); font-size: 13px; line-height: 1.7; }
.mention-card code { display: block; margin-top: 18px; padding: 12px; border-radius: 12px; color: #d9e7ff; background: #111318; font: 10px/1.6 var(--sp-mono); white-space: pre-wrap; }
.literature-warning { display: grid; grid-template-columns: auto 1fr; gap: 16px; margin-top: 14px; padding: 18px 20px; border: 1px solid rgba(242,95,155,.2); border-radius: 18px; background: rgba(242,95,155,.06); }
.literature-warning b { color: var(--sp-pink); font-size: 12px; }
.literature-warning p { color: var(--sp-muted); font-size: 12px; line-height: 1.7; }
.literature-form { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; padding: 24px; border: 1px solid var(--sp-line); border-radius: 26px; background: rgba(255,255,255,.72); }
.literature-form label { display: grid; gap: 7px; color: var(--sp-muted); font-size: 11px; font-weight: 650; }
.literature-form input, .literature-form select, .literature-form textarea { width: 100%; border: 1px solid rgba(10,10,13,.12); border-radius: 13px; padding: 11px 12px; color: var(--sp-ink); background: #fff; font: 500 12px/1.5 var(--sp-text); outline: 0; }
.literature-form-wide { grid-column: 1 / -1; }
.literature-form-actions { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.literature-form-actions button, .literature-form-actions a { border: 0; border-radius: 999px; padding: 11px 16px; color: #09090c; background: var(--sp-lime); font-size: 12px; font-weight: 750; text-decoration: none; cursor: pointer; }
.literature-form-actions button:nth-child(2) { color: var(--sp-ink); border: 1px solid var(--sp-line); background: #fff; }
.literature-form-actions a { color: #fff; background: var(--sp-ink); }
.literature-output { min-height: 98px; margin-top: 16px; padding: 16px; border-radius: 16px; color: rgba(255,255,255,.72); background: #111118; font: 11px/1.75 var(--sp-mono); white-space: pre-wrap; }
.literature-filter { display: flex; gap: 7px; margin-bottom: 16px; overflow-x: auto; }
.literature-filter button { flex: 0 0 auto; padding: 8px 12px; border: 1px solid var(--sp-line); border-radius: 999px; color: var(--sp-muted); background: #fff; font-size: 11px; font-weight: 700; cursor: pointer; }
.literature-filter button.active { color: #fff; border-color: var(--sp-ink); background: var(--sp-ink); }
.literature-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.literature-card, .literature-empty { padding: 22px; border: 1px solid var(--sp-line); border-radius: 22px; background: #fff; }
.literature-card-meta { color: var(--sp-violet); font: 650 9px/1 var(--sp-mono); }
.literature-card h3, .literature-empty h3 { margin: 14px 0 8px; font-size: 18px; line-height: 1.4; }
.literature-card-journal, .literature-card p, .literature-empty p { color: var(--sp-muted); font-size: 12px; line-height: 1.7; }
.literature-card a { display: inline-block; margin-top: 14px; color: var(--sp-violet); font-size: 11px; font-weight: 700; text-decoration: none; }
.literature-empty { min-height: 190px; display: flex; flex-direction: column; justify-content: center; }
.literature-empty > span { color: var(--sp-violet); font: 700 9px/1 var(--sp-mono); letter-spacing: .14em; }
.literature-footer { width: min(1180px, calc(100% - 64px)); margin: 0 auto; color: var(--sp-muted); font-size: 11px; }
@media (max-width: 820px) { .literature-hero, .literature-mention-grid, .literature-form, .literature-grid { grid-template-columns: 1fr; } .literature-hero-mark { display: none; } }
@media (max-width: 640px) { .literature-wrap, .literature-footer { width: calc(100% - 28px); } .literature-hero { margin-top: 14px; padding: 42px 22px; border-radius: 28px; } .literature-hero h1 { font-size: 38px; } .literature-rules, .literature-submit, .literature-library, .literature-faq { margin-top: 72px; } .literature-form { padding: 18px; } .literature-form-wide { grid-column: auto; } .literature-warning { grid-template-columns: 1fr; } }

/* Budget protection rules */
.literature-budget { margin-top: 18px; padding: 24px; border: 1px solid var(--sp-line); border-radius: 24px; background: rgba(255,255,255,.72); }
.literature-budget-head { margin-bottom: 18px; }
.literature-budget-head > span { color: var(--sp-violet); font: 700 9px/1 var(--sp-mono); letter-spacing: .15em; }
.literature-budget-head h3 { margin: 10px 0 0; font-size: 24px; letter-spacing: -.045em; }
.literature-budget-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.literature-budget-grid article { padding: 18px; border: 1px solid rgba(10,10,13,.08); border-radius: 18px; background: #fff; }
.literature-budget-grid b { color: var(--sp-pink); font: 700 10px/1 var(--sp-mono); }
.literature-budget-grid h4 { margin: 12px 0 7px; font-size: 16px; letter-spacing: -.025em; }
.literature-budget-grid p { color: var(--sp-muted); font-size: 11px; line-height: 1.7; }
@media (max-width: 820px) { .literature-budget-grid { grid-template-columns: 1fr; } }

/* Direct developer contact */
.literature-contact { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-top: 18px; padding: 14px 16px; border: 1px solid rgba(102,88,245,.2); border-radius: 16px; background: rgba(102,88,245,.06); }
.literature-contact span { color: var(--sp-muted); font-size: 11px; }
.literature-contact b { color: var(--sp-violet); font: 700 14px/1 var(--sp-mono); }
.literature-contact button { margin-left: auto; padding: 8px 12px; border: 0; border-radius: 999px; color: #09090c; background: var(--sp-lime); font-size: 11px; font-weight: 750; cursor: pointer; }
@media (max-width: 640px) { .literature-contact button { margin-left: 0; } }

/* Detailed calculation rules */
.calc-formula { display: grid; gap: 8px; margin-bottom: 18px; padding: 20px; border-radius: 18px; color: #fff; background: radial-gradient(circle at 88% 10%, rgba(209,255,114,.12), transparent 30%), #111318; }
.calc-formula span, .calc-examples-head span, .calc-edge > span { color: var(--sp-lime); font: 700 9px/1 var(--sp-mono); letter-spacing: .14em; }
.calc-formula b { font-size: clamp(18px, 2.2vw, 28px); letter-spacing: -.035em; }
.calc-formula p { color: rgba(255,255,255,.58); font-size: 12px; line-height: 1.7; }
.calc-step-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.calc-step-grid article { min-height: 170px; }
.calc-step-grid h4 { font-size: 17px; }
.calc-examples { margin-top: 18px; padding: 20px; border: 1px solid var(--sp-line); border-radius: 20px; background: #fff; }
.calc-examples-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 12px; }
.calc-examples-head span { color: var(--sp-violet); }
.calc-examples-head b { color: var(--sp-muted); font-size: 11px; font-weight: 600; }
.calc-example-table { width: 100%; border-collapse: collapse; font-size: 12px; }
.calc-example-table th, .calc-example-table td { padding: 11px 12px; border-bottom: 1px solid rgba(10,10,13,.08); text-align: left; }
.calc-example-table th { color: var(--sp-muted); font: 650 9px/1 var(--sp-mono); letter-spacing: .06em; text-transform: uppercase; }
.calc-example-table td:first-child { font-weight: 700; }
.calc-example-table td b { color: var(--sp-violet); }
.calc-example-table tr:last-child td { border-bottom: 0; }
.calc-edge { margin-top: 18px; padding: 20px; border: 1px solid var(--sp-line); border-radius: 20px; background: rgba(255,255,255,.7); }
.calc-edge > span { display: block; color: var(--sp-pink); margin-bottom: 10px; }
.calc-edge ul { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 7px 22px; margin: 0; padding-left: 18px; }
.calc-edge li { color: var(--sp-muted); font-size: 11px; line-height: 1.65; }
@media (max-width: 820px) { .calc-step-grid, .calc-edge ul { grid-template-columns: 1fr; } }

/* Unified publication list */
.literature-sort { display: flex; align-items: center; gap: 7px; flex-wrap: wrap; margin-bottom: 16px; }
.literature-sort > span { color: var(--sp-muted); font-size: 11px; font-weight: 650; }
.literature-sort button { padding: 8px 12px; border: 1px solid var(--sp-line); border-radius: 999px; color: var(--sp-muted); background: #fff; font-size: 11px; font-weight: 700; cursor: pointer; }
.literature-sort button.active { color: #fff; border-color: var(--sp-ink); background: var(--sp-ink); }
.literature-list { grid-template-columns: 1fr !important; }
.literature-row { display: grid; grid-template-columns: 54px minmax(0, 1fr); gap: 0 18px; padding: 24px; }
.literature-row-top { grid-column: 1 / -1; display: flex; align-items: center; justify-content: space-between; gap: 14px; margin-bottom: 16px; }
.literature-row-index { display: grid; width: 40px; height: 40px; place-items: center; border-radius: 13px; color: #fff; background: linear-gradient(135deg, var(--sp-violet), var(--sp-pink)); font: 700 11px/1 var(--sp-mono); }
.literature-row-badges { display: flex; gap: 7px; flex-wrap: wrap; }
.literature-row-badges span { padding: 6px 9px; border-radius: 999px; color: var(--sp-violet); background: rgba(102,88,245,.08); font: 650 10px/1 var(--sp-mono); }
.literature-row h3 { grid-column: 2; margin: 0 0 8px; font-size: clamp(18px, 2.2vw, 26px); line-height: 1.35; letter-spacing: -.04em; }
.literature-row .literature-card-journal,
.literature-row > p:not(.literature-card-journal) { grid-column: 2; }
.literature-row-actions { grid-column: 2; display: flex; align-items: center; gap: 14px; flex-wrap: wrap; margin-top: 16px; }
.literature-row-actions span { color: var(--sp-muted); font: 550 10px/1.4 var(--sp-mono); }
@media (max-width: 640px) {
  .literature-row { grid-template-columns: 1fr; padding: 20px; }
  .literature-row-top { grid-column: auto; align-items: flex-start; }
  .literature-row h3,
  .literature-row .literature-card-journal,
  .literature-row > p:not(.literature-card-journal),
  .literature-row-actions { grid-column: auto; }
}

/* Compact publication rows */
.literature-row { padding: 18px 20px; grid-template-columns: 48px minmax(0, 1fr); gap: 0 14px; }
.literature-row-top { margin-bottom: 11px; }
.literature-row-index { width: 36px; height: 36px; border-radius: 11px; }
.literature-row h3 {
  display: -webkit-box;
  overflow: hidden;
  margin-bottom: 6px;
  font-size: clamp(17px, 1.7vw, 21px);
  line-height: 1.32;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}
.literature-row .literature-card-journal { margin-bottom: 5px; font-size: 11px; }
.literature-row > p:not(.literature-card-journal) {
  display: -webkit-box;
  overflow: hidden;
  font-size: 11px;
  line-height: 1.6;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}
.literature-row-actions { margin-top: 10px; }
.literature-row-badges span { padding: 5px 8px; }
@media (max-width: 640px) {
  .literature-row { padding: 16px; }
  .literature-row h3 { font-size: 17px; }
}


/* Mobile publication card reset */
@media (max-width: 640px) {
  .literature-row { grid-template-columns: 1fr; gap: 0; }
  .literature-row-top { grid-column: auto; align-items: flex-start; }
  .literature-row h3,
  .literature-row .literature-card-journal,
  .literature-row > p:not(.literature-card-journal),
  .literature-row-actions { grid-column: auto; }
  .literature-row-badges { justify-content: flex-end; }
}