/* ═══════════════════════════════════════════════════════════
   SOFTLINE DEFENCE — v4.0 ADDITIONS
   Product-driven перебудова: CTA-кнопка в header, dropdown menu
   на mega-style, хабові картки розділів, product-focused hero.
   Працює поверх softline.css + softline-v3.css + softline-v3-ui.css.
   ═══════════════════════════════════════════════════════════ */

/* ───────────────────────────────────────
   1. HEADER з CTA-кнопкою
   Перевизначаю поведінку header-right
   ─────────────────────────────────────── */
.header-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font);
  font-size: 13.5px;
  font-weight: 600;
  padding: 9px 18px;
  background: var(--c-accent);
  color: #fff !important;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  transition: all .2s;
  white-space: nowrap;
  text-decoration: none;
}
.header-cta:hover {
  background: var(--c-accent-hover);
  color: #fff !important;
  transform: translateY(-1px);
}
.header-cta-arrow {
  display: inline-block;
  transition: transform .2s;
}
.header-cta:hover .header-cta-arrow {
  transform: translateX(2px);
}

/* На мобілці CTA-кнопка прибирається — лишається тільки hamburger */
@media (max-width: 900px) {
  .header-cta { display: none !important; }
}

/* ───────────────────────────────────────
   2. KEY FACTS BAR — під hero на головній/landing
   ─────────────────────────────────────── */
.sd-keyfacts {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: rgba(255,255,255,.08);
  margin-top: 36px;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.08);
}
.sd-keyfact {
  background: rgba(0,0,0,.18);
  padding: 18px 20px;
}
.sd-keyfact-val {
  font-family: var(--mono);
  font-size: 18px;
  font-weight: 700;
  color: var(--c-accent-hover);
  letter-spacing: -.3px;
  line-height: 1.1;
  margin-bottom: 6px;
}
.sd-keyfact-key {
  font-family: var(--mono);
  font-size: 10.5px;
  font-weight: 600;
  color: rgba(255,255,255,.5);
  letter-spacing: .1em;
  text-transform: uppercase;
}
@media (max-width: 900px) {
  .sd-keyfacts { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .sd-keyfacts { grid-template-columns: 1fr; }
  .sd-keyfact-val { font-size: 16px; }
}

/* ───────────────────────────────────────
   3. PRODUCT FEATURE GRID — для головної
   ─────────────────────────────────────── */
.sd-feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin-top: 32px;
}
.sd-feature {
  background: var(--c-bg-elevated);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 28px;
  display: flex;
  gap: 20px;
  align-items: flex-start;
  transition: all .25s;
}
.sd-feature:hover {
  border-color: var(--c-accent-border);
  transform: translateY(-2px);
}
.sd-feature-num {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--c-accent);
  letter-spacing: .12em;
  flex-shrink: 0;
  padding-top: 4px;
  min-width: 38px;
}
.sd-feature-body { flex: 1; }
.sd-feature-title {
  font-size: 16.5px;
  font-weight: 700;
  color: var(--c-heading);
  margin-bottom: 8px;
  letter-spacing: -.2px;
  line-height: 1.35;
}
.sd-feature-desc {
  font-size: 14px;
  line-height: 1.6;
  color: var(--c-text-secondary);
}
@media (max-width: 768px) {
  .sd-feature-grid { grid-template-columns: 1fr; }
  .sd-feature { padding: 22px; gap: 14px; }
}

/* ───────────────────────────────────────
   4. USE CASES GRID — для блоку «Для яких задач»
   ─────────────────────────────────────── */
.sd-usecases {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-top: 32px;
}
.sd-usecase {
  display: block;
  background: var(--c-bg-elevated);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 28px 24px;
  text-decoration: none;
  color: inherit;
  transition: all .25s;
  position: relative;
  overflow: hidden;
}
.sd-usecase::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--c-accent);
  transition: width .3s;
}
.sd-usecase:hover {
  border-color: var(--c-accent-border);
  background: var(--c-surface);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}
.sd-usecase:hover::before { width: 100%; }
.sd-usecase-tag {
  display: inline-block;
  font-family: var(--mono);
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: .12em;
  color: var(--c-accent);
  margin-bottom: 14px;
  text-transform: uppercase;
}
.sd-usecase-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--c-heading);
  letter-spacing: -.2px;
  line-height: 1.35;
  margin-bottom: 10px;
}
.sd-usecase-desc {
  font-size: 13px;
  line-height: 1.55;
  color: var(--c-text-secondary);
  margin-bottom: 16px;
}
.sd-usecase-arrow {
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 600;
  color: var(--c-accent);
  letter-spacing: .04em;
  transition: transform .2s;
  display: inline-block;
}
.sd-usecase:hover .sd-usecase-arrow {
  transform: translateX(4px);
}
@media (max-width: 1080px) {
  .sd-usecases { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 540px) {
  .sd-usecases { grid-template-columns: 1fr; }
}

/* ───────────────────────────────────────
   5. HUB CARDS — для сторінки /resources/
   ─────────────────────────────────────── */
.sd-hub-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 32px;
}
.sd-hub-card {
  display: block;
  background: var(--c-bg-elevated);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  text-decoration: none;
  color: inherit;
  transition: all .25s;
  position: relative;
  overflow: hidden;
  min-height: 220px;
}
.sd-hub-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--c-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .3s;
}
.sd-hub-card:hover {
  border-color: var(--c-accent-border);
  background: var(--c-surface);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}
.sd-hub-card:hover::before { transform: scaleX(1); }
.sd-hub-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background: var(--c-accent-subtle);
  border: 1px solid var(--c-accent-border);
  border-radius: 12px;
  margin-bottom: 18px;
}
.sd-hub-icon svg {
  width: 22px;
  height: 22px;
  stroke: var(--c-accent);
  fill: none;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.sd-hub-title {
  font-size: 19px;
  font-weight: 700;
  color: var(--c-heading);
  letter-spacing: -.3px;
  margin-bottom: 10px;
}
.sd-hub-desc {
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--c-text-secondary);
  margin-bottom: 16px;
}
.sd-hub-cta {
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 600;
  color: var(--c-accent);
  letter-spacing: .04em;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
@media (max-width: 768px) {
  .sd-hub-grid { grid-template-columns: 1fr; gap: 14px; }
  .sd-hub-card { padding: 28px 22px; }
}

/* ───────────────────────────────────────
   6. PLATFORM SUBNAV — sticky піднавігація на /platform/*
   ─────────────────────────────────────── */
.sd-subnav {
  position: sticky;
  top: 68px;
  z-index: 50;
  background: rgba(15,18,20,.94);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--c-border);
}
.sd-subnav-inner {
  display: flex;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.sd-subnav-inner::-webkit-scrollbar { display: none; }
.sd-subnav-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 18px;
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 600;
  color: var(--c-text-muted);
  text-decoration: none;
  letter-spacing: .06em;
  white-space: nowrap;
  border-bottom: 2px solid transparent;
  transition: all .15s;
  text-transform: uppercase;
}
.sd-subnav-link:hover {
  color: var(--c-accent);
}
.sd-subnav-link.is-active {
  color: var(--c-accent);
  border-bottom-color: var(--c-accent);
}
.sd-subnav-link-num {
  font-size: 10.5px;
  font-weight: 700;
  color: var(--c-accent);
  letter-spacing: .08em;
}

/* ───────────────────────────────────────
   7. CONTACT FORM — для /about/
   ─────────────────────────────────────── */
.sd-contact-section {
  background: var(--c-bg-deep);
  padding: 80px 0;
  border-top: 1px solid var(--c-border);
  border-bottom: 1px solid var(--c-border);
}
.sd-contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 64px;
  align-items: start;
  max-width: 980px;
  margin: 0 auto;
}
.sd-contact-info-block {
  margin-bottom: 28px;
}
.sd-contact-info-label {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .12em;
  color: var(--c-text-muted);
  text-transform: uppercase;
  margin-bottom: 8px;
}
.sd-contact-info-value {
  font-size: 15.5px;
  color: var(--c-heading);
  line-height: 1.5;
}
.sd-contact-info-value a {
  color: var(--c-accent);
  border-bottom: 1px solid transparent;
  transition: border-color .15s;
}
.sd-contact-info-value a:hover { border-bottom-color: var(--c-accent); }

@media (max-width: 768px) {
  .sd-contact-grid { grid-template-columns: 1fr; gap: 32px; }
  .sd-contact-section { padding: 56px 0; }
}

/* ───────────────────────────────────────
   8. TEAM SECTION — для /about/
   ─────────────────────────────────────── */
.sd-team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.sd-team-card {
  background: var(--c-bg-elevated);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 24px;
}
.sd-team-name {
  font-size: 15px;
  font-weight: 700;
  color: var(--c-heading);
  margin-bottom: 6px;
}
.sd-team-role {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--c-accent);
  letter-spacing: .06em;
  text-transform: uppercase;
  margin-bottom: 10px;
}
.sd-team-bio {
  font-size: 13px;
  line-height: 1.55;
  color: var(--c-text-secondary);
}
@media (max-width: 768px) {
  .sd-team-grid { grid-template-columns: 1fr; }
}

/* ───────────────────────────────────────
   9. EXPERTISE PAGE — спецблоки
   ─────────────────────────────────────── */
.sd-expertise-headline {
  text-align: center;
  padding: 48px 32px;
  background: linear-gradient(135deg, var(--c-bg-elevated), var(--c-surface));
  border: 1px solid var(--c-accent-border);
  border-radius: var(--radius-lg);
  margin: 32px 0;
}
.sd-expertise-headline-label {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--c-text-muted);
  letter-spacing: .15em;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.sd-expertise-headline-big {
  font-family: var(--mono);
  font-size: clamp(36px, 5vw, 52px);
  font-weight: 800;
  color: var(--c-accent);
  letter-spacing: -1px;
  line-height: 1;
  margin-bottom: 10px;
}
.sd-expertise-headline-sub {
  font-size: 15px;
  color: var(--c-text-secondary);
  line-height: 1.5;
}

/* ───────────────────────────────────────
   10. LIMITS PAGE — спецблоки для чесних обмежень
   ─────────────────────────────────────── */
.sd-limits-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin: 32px 0;
}
.sd-limit-card {
  background: var(--c-bg-elevated);
  border: 1px solid var(--c-border);
  border-left: 3px solid var(--c-warn);
  border-radius: var(--radius);
  padding: 24px 28px;
}
.sd-limit-label {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .12em;
  color: var(--c-warn);
  text-transform: uppercase;
  margin-bottom: 8px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.sd-limit-label::before {
  content: '×';
  font-size: 14px;
  font-weight: 700;
}
.sd-limit-title {
  font-size: 16.5px;
  font-weight: 700;
  color: var(--c-heading);
  margin-bottom: 10px;
  line-height: 1.4;
  letter-spacing: -.2px;
}
.sd-limit-body {
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--c-text-secondary);
  margin-bottom: 12px;
}
.sd-limit-better {
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--c-text);
  padding: 12px 16px;
  background: var(--c-bg);
  border-radius: 6px;
  font-family: var(--mono);
}
.sd-limit-better-label {
  font-size: 10.5px;
  font-weight: 700;
  color: var(--c-accent);
  letter-spacing: .1em;
  text-transform: uppercase;
  margin-right: 8px;
}

/* ───────────────────────────────────────
   11. CAPABILITIES — категорізована таблиця
   ─────────────────────────────────────── */
.sd-cap-category {
  margin: 32px 0;
}
.sd-cap-category-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--c-divider);
}
.sd-cap-category-num {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--c-accent);
  letter-spacing: .12em;
}
.sd-cap-category-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--c-heading);
  letter-spacing: -.2px;
}
.sd-cap-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.sd-cap-item {
  display: grid;
  grid-template-columns: 28px 1fr auto;
  gap: 14px;
  padding: 12px 0;
  border-bottom: 1px solid var(--c-divider);
  align-items: start;
}
.sd-cap-item:last-child { border-bottom: none; }
.sd-cap-check {
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--c-accent);
  line-height: 1.5;
}
.sd-cap-text {
  font-size: 14.5px;
  line-height: 1.55;
  color: var(--c-text);
}
.sd-cap-badge {
  font-family: var(--mono);
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  padding: 3px 9px;
  border-radius: 4px;
  white-space: nowrap;
}
.sd-cap-badge--prod {
  background: rgba(143,163,118,.14);
  color: var(--c-accent-hover);
}
.sd-cap-badge--beta {
  background: rgba(193,156,72,.12);
  color: #d1a85b;
}
.sd-cap-badge--roadmap {
  background: rgba(91,127,168,.12);
  color: #8aa4c4;
}

@media (max-width: 540px) {
  .sd-cap-item { grid-template-columns: 24px 1fr; }
  .sd-cap-badge { grid-column: 2; justify-self: start; margin-top: 4px; }
}

/* ───────────────────────────────────────
   12. MEGA DROPDOWN — для меню Платформа і Матеріали
   Працює поверх існуючої .dropdown зі softline.css
   ─────────────────────────────────────── */
.sd-mega-dropdown {
  min-width: 320px !important;
  padding: 14px !important;
}
.sd-mega-item {
  display: flex !important;
  flex-direction: column;
  align-items: flex-start;
  gap: 3px;
  padding: 11px 14px !important;
  border-radius: 8px;
  text-decoration: none;
}
.sd-mega-item-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--c-text);
  line-height: 1.3;
}
.sd-mega-item-desc {
  font-size: 12px;
  color: var(--c-text-muted);
  line-height: 1.4;
  font-weight: 400;
}
.sd-mega-item:hover .sd-mega-item-title {
  color: var(--c-accent);
}

/* ───────────────────────────────────────
   13. FINAL CTA — для нижніх блоків
   ─────────────────────────────────────── */
.sd-final-cta {
  background: linear-gradient(135deg, var(--c-dark) 0%, #182019 60%, var(--c-primary) 100%);
  border-top: 1px solid var(--c-border);
  border-bottom: 1px solid var(--c-border);
  color: #fff;
  padding: 64px 0;
  position: relative;
  overflow: hidden;
}
.sd-final-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.014) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.014) 1px, transparent 1px);
  background-size: 56px 56px;
  pointer-events: none;
}
.sd-final-cta-inner {
  position: relative;
  z-index: 1;
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
}
.sd-final-cta h2 {
  font-size: clamp(24px, 3vw, 32px);
  font-weight: 800;
  color: #fff;
  letter-spacing: -.6px;
  margin-bottom: 14px;
  line-height: 1.2;
}
.sd-final-cta p {
  font-size: 16px;
  color: rgba(255,255,255,.65);
  margin-bottom: 28px;
  line-height: 1.6;
}
.sd-final-cta .btn-p {
  font-size: 15px;
  padding: 14px 32px;
}

/* ───────────────────────────────────────
   14. ANCHOR SCROLL OFFSET (для якорів типу #contact)
   ─────────────────────────────────────── */
[id] {
  scroll-margin-top: 88px;
}