/* ============================================================
   StitchFlow product page — page-only styles.
   Builds on ../assets/css/styles.css (shared, not modified).
   ============================================================ */

/* ---- Hero ---- */
.sf-hero {
  display: grid;
  grid-template-columns: 42fr 58fr;
  align-items: center;
  gap: 48px;
  padding-top: calc(var(--nav-h) + 48px);
  padding-bottom: 72px;
}

.sf-back {
  display: inline-block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-600);
  margin-bottom: 18px;
}
.sf-back:hover { color: var(--primary); }
.sf-hero-text .hero-badge { display: table; }

.sf-hero-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 0 0 28px;
}
.sf-hero-facts li {
  display: flex;
  flex-direction: column;
  min-width: 132px;
  padding: 12px 16px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  box-shadow: var(--shadow-xs);
}
.sf-hero-facts strong { font-size: 1.375rem; font-weight: 800; color: var(--text-900); line-height: 1.2; }
.sf-hero-facts span { font-size: 0.8125rem; color: var(--text-600); margin-top: 2px; }

.sf-hero-shot {
  margin: 0;
  border-radius: var(--r-md);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-lg), var(--shadow-blue);
  background: #fff;
}
.sf-hero-shot img,
.sf-shot img {
  display: block;
  width: 100%;
  height: auto;
}

/* ---- Why StitchFlow ---- */
.sf-why {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px 28px;
}
.sf-why li {
  position: relative;
  padding: 4px 0 4px 34px;
}
.sf-why li::before,
.sf-checks li::before {
  content: '';
  position: absolute;
  left: 0;
  border-radius: 50%;
  background: var(--primary-pale) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4 8.5l2.5 2.5L12 5.5' fill='none' stroke='%234361EE' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / 14px no-repeat;
}
.sf-why li::before { top: 4px; width: 22px; height: 22px; }
.sf-why strong {
  display: block;
  font-size: 1.0625rem;
  color: var(--text-900);
  margin-bottom: 4px;
}
.sf-why span { font-size: 0.9375rem; color: var(--text-600); line-height: 1.6; }

/* ---- Feature groups ---- */
.sf-groups {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.sf-icon { color: var(--primary); }
.sf-group {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 28px 26px 24px;
}
.sf-group h3 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--text-900);
  margin: 16px 0 12px;
}
.sf-checks li {
  position: relative;
  padding: 5px 0 5px 28px;
  font-size: 0.9375rem;
  color: var(--text-600);
  line-height: 1.55;
}
.sf-checks li::before { top: 8px; width: 18px; height: 18px; background-size: 12px; }
.sf-checks--wide { margin-top: 20px; }

/* ---- Two columns (network) ---- */
.sf-two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.sf-lead {
  font-size: 1.0625rem;
  color: var(--text-600);
  line-height: 1.75;
  max-width: 480px;
}

/* ---- Network: main PC + section PCs ---- */
.sf-network {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 32px 24px;
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
}
.sf-node {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 14px 18px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  min-width: 140px;
}
.sf-node strong { display: block; color: var(--text-900); font-size: 0.975rem; }
.sf-node small { display: block; color: var(--text-400); font-size: 0.8125rem; margin-top: 2px; }
.sf-node-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 4px;
}
.sf-node--main {
  border: 2px solid var(--primary);
  box-shadow: var(--shadow-blue);
  padding: 18px 28px;
}
.sf-link {
  position: relative;
  width: 2px;
  height: 64px;
  background: var(--primary-light);
  margin: 6px 0;
}
.sf-link span {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  white-space: nowrap;
  font-size: 0.8125rem;
  color: var(--text-600);
}
.sf-node-row { display: flex; gap: 16px; flex-wrap: wrap; justify-content: center; }

/* ---- Who it is for ---- */
.sf-users {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.sf-user {
  background: #fff;
  border: 1px solid var(--border);
  border-top: 3px solid var(--primary);
  border-radius: var(--r-md);
  padding: 24px 22px;
}
.sf-user h3 { font-size: 1.0625rem; font-weight: 700; color: var(--text-900); margin-bottom: 8px; }
.sf-user p { font-size: 0.9375rem; color: var(--text-600); line-height: 1.65; }

/* ---- Workflow ---- */
.sf-flow {
  list-style: none;
  counter-reset: flow;
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 12px;
}
.sf-flow li {
  counter-increment: flow;
  position: relative;
  text-align: center;
  padding: 18px 8px 16px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--r-md);
}
.sf-flow li::before {
  content: counter(flow);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 30px; height: 30px;
  margin: 0 auto 10px;
  border-radius: 50%;
  font-size: 0.8125rem;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, #3D62FF, #5050FB);
}
.sf-flow li:not(:last-child)::after {
  content: '';
  position: absolute;
  right: -10px; top: 32px;
  width: 8px; height: 8px;
  border-top: 2px solid var(--primary-light);
  border-right: 2px solid var(--primary-light);
  transform: rotate(45deg);
}
.sf-flow strong { display: block; font-size: 0.9375rem; color: var(--text-900); line-height: 1.3; }
.sf-flow span { display: block; font-size: 0.8125rem; color: var(--text-600); margin-top: 4px; line-height: 1.4; }

/* ---- Screenshots: one full width, then two per row ---- */
.sf-gallery {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  align-items: start;
}
.sf-shot {
  margin: 0;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  overflow: hidden;
  transition: box-shadow var(--ease), transform var(--ease);
}
.sf-shot--full { grid-column: 1 / -1; }
.sf-shot:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.sf-shot a { display: block; background: var(--bg-subtle); border-bottom: 1px solid var(--border-light); }
.sf-shot figcaption {
  padding: 14px 18px 16px;
  font-size: 0.9rem;
  color: var(--text-600);
  line-height: 1.55;
}
.sf-shot figcaption strong {
  display: block;
  color: var(--text-900);
  font-size: 0.975rem;
  margin-bottom: 2px;
}

/* ---- Control & safety ---- */
.sf-safety {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.sf-safety-item {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 24px 24px 22px;
}
.sf-safety-item h3 { font-size: 1.0625rem; font-weight: 700; color: var(--text-900); margin-bottom: 8px; }
.sf-safety-item p { font-size: 0.9375rem; color: var(--text-600); line-height: 1.65; }

/* ---- Trial & licence ---- */
.sf-license {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.sf-license-step {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 28px 24px;
}
.sf-license-step--trial { background: #ECFDF3; border-color: #BBF7D0; }
.sf-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px; height: 36px;
  margin-bottom: 14px;
  border-radius: var(--r-sm);
  font-weight: 800;
  color: #fff;
  background: linear-gradient(135deg, #3D62FF, #5050FB);
}
.sf-license-step h3 { font-size: 1.0625rem; font-weight: 700; color: var(--text-900); margin-bottom: 8px; }
.sf-license-step p { font-size: 0.9375rem; color: var(--text-600); line-height: 1.65; }

.sf-editions {
  max-width: 720px;
  margin: 28px auto 0;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 24px 28px;
}
.sf-edition-table { width: 100%; border-collapse: collapse; font-size: 0.9375rem; }
.sf-edition-table caption {
  text-align: left;
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--text-900);
  margin-bottom: 10px;
}
.sf-edition-table th, .sf-edition-table td { padding: 11px 6px; border-bottom: 1px solid var(--border-light); text-align: left; }
.sf-edition-table thead th { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-400); font-weight: 700; }
.sf-edition-table tbody th { font-weight: 600; color: var(--text-900); }
.sf-edition-table td { font-weight: 700; color: var(--text-900); }
.sf-note {
  margin-top: 16px;
  padding: 14px 16px;
  font-size: 0.9rem;
  color: var(--text-600);
  background: var(--primary-pale);
  border-radius: var(--r-sm);
  line-height: 1.6;
}
.sf-note strong { color: var(--text-900); }
.sf-center-actions { justify-content: center; margin: 28px 0 0; }

/* ---- FAQ ---- */
.sf-faq-wrap { max-width: 860px; }
.sf-faq details {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  margin-bottom: 10px;
}
.sf-faq summary {
  cursor: pointer;
  list-style: none;
  padding: 16px 48px 16px 20px;
  font-weight: 600;
  color: var(--text-900);
  position: relative;
}
.sf-faq summary::-webkit-details-marker { display: none; }
.sf-faq summary::after {
  content: '+';
  position: absolute; right: 20px; top: 50%;
  transform: translateY(-50%);
  font-size: 1.25rem; font-weight: 600; color: var(--primary);
}
.sf-faq details[open] summary::after { content: '–'; }
.sf-faq summary:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; border-radius: var(--r-md); }
.sf-faq details p { padding: 0 20px 18px; color: var(--text-600); line-height: 1.7; font-size: 0.9375rem; }
.sf-faq details p a { color: var(--primary); font-weight: 600; }
.sf-faq details p a:hover { text-decoration: underline; }

/* ---- Call to action ---- */
.sf-cta {
  text-align: center;
  padding: 56px 32px;
  border-radius: var(--r-xl);
  color: #fff;
  background: linear-gradient(135deg, #3D62FF 0%, #5050FB 100%);
  box-shadow: var(--shadow-blue);
}
.sf-cta h2 {
  font-size: clamp(1.5rem, 2.6vw, 2.125rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}
.sf-cta p {
  max-width: 520px;
  margin: 0 auto 28px;
  color: rgba(255,255,255,0.85);
  line-height: 1.7;
}
.sf-cta-actions { justify-content: center; margin-bottom: 0; }
.sf-btn-light { background: #fff; color: var(--primary); }
.sf-btn-light:hover { transform: translateY(-1px); box-shadow: var(--shadow-md); }
.sf-btn-ghost { color: #fff; border: 2px solid rgba(255,255,255,0.7); }
.sf-btn-ghost:hover { background: rgba(255,255,255,0.12); transform: translateY(-1px); }

/* ---- Responsive ---- */
@media (max-width: 1024px) {
  .sf-hero { grid-template-columns: 1fr; text-align: center; gap: 40px; }
  .sf-hero-text .hero-badge { margin-left: auto; margin-right: auto; }
  .sf-hero-facts { justify-content: center; }
  .sf-why, .sf-groups, .sf-users, .sf-safety { grid-template-columns: repeat(2, 1fr); }
  .sf-two-col { grid-template-columns: 1fr; gap: 32px; }
  .sf-lead { max-width: none; }
  .sf-flow { grid-template-columns: repeat(4, 1fr); }
  .sf-flow li:nth-child(4n)::after { display: none; }
}

@media (max-width: 768px) {
  .sf-hero { padding-top: calc(var(--nav-h) + 28px); padding-bottom: 48px; }
  .sf-why, .sf-groups, .sf-users, .sf-safety, .sf-license { grid-template-columns: 1fr; }
  .sf-flow { grid-template-columns: repeat(2, 1fr); }
  .sf-flow li:nth-child(2n)::after { display: none; }
  .sf-gallery { grid-template-columns: 1fr; gap: 20px; }
  .sf-group { padding: 24px 20px 20px; }
  .sf-network { padding: 24px 12px; }
  .sf-node { min-width: 0; flex: 1 1 30%; padding: 12px 10px; }
  .sf-node--main { flex: none; }
  .sf-editions { padding: 20px 16px; }
  .sf-cta { padding: 44px 20px; border-radius: var(--r-lg); }
}

@media (max-width: 480px) {
  .sf-hero { padding-left: 16px; padding-right: 16px; }
  .sf-hero-facts li { min-width: 0; flex: 1 1 30%; padding: 10px 10px; }
  .sf-hero-facts strong { font-size: 1.125rem; }
  .sf-node-row { gap: 8px; }
  .sf-node strong { font-size: 0.875rem; }
  .sf-edition-table th, .sf-edition-table td { padding: 10px 4px; font-size: 0.875rem; }
  .sf-edition-table thead th { font-size: 0.6875rem; letter-spacing: 0.04em; }
  .sf-center-actions .btn, .sf-cta-actions .btn { width: 100%; white-space: normal; }
}

@media (prefers-reduced-motion: reduce) {
  .sf-shot, .sf-shot:hover { transition: none; transform: none; }
}

/* ============================================================
   Availability & downloads, requirements & setup, release status
   ============================================================ */
.sf-hero-note { margin-top: 18px; font-size: 0.875rem; color: var(--text-600); }
.sf-hero-note a { color: var(--primary); font-weight: 600; }
.sf-hero-note a:hover { text-decoration: underline; }

.sf-badge {
  display: inline-block;
  align-self: flex-start;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: var(--r-pill);
  margin-bottom: 14px;
}
.sf-badge--test { color: #92400E; background: #FFFBEB; border: 1px solid #FCD34D; }
.sf-badge--ready { color: var(--success); background: #ECFDF3; border: 1px solid #BBF7D0; }

.sf-dl-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.sf-dl-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 28px 26px 24px;
  box-shadow: var(--shadow-sm);
}
.sf-dl-card h3 { font-size: 1.1875rem; font-weight: 800; color: var(--text-900); margin-bottom: 8px; }
.sf-dl-card > p { color: var(--text-600); line-height: 1.7; font-size: 0.9375rem; margin-bottom: 18px; }
.sf-dl-facts { margin: 0 0 20px; font-size: 0.875rem; }
.sf-dl-facts div { display: grid; grid-template-columns: 110px 1fr; gap: 8px; padding: 7px 0; border-top: 1px solid var(--border-light); }
.sf-dl-facts dt { color: var(--text-600); font-weight: 600; }
.sf-dl-facts dd { margin: 0; color: var(--text-900); overflow-wrap: anywhere; }
.sf-dl-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: auto; }
.sf-dl-actions .btn-primary { border: 2px solid transparent; }
kbd {
  display: inline-block; padding: 0 6px; font: 600 0.8125rem var(--font); line-height: 1.5;
  background: #fff; border: 1px solid var(--border); border-bottom-width: 2px; border-radius: var(--r-xs); color: var(--text-900);
}

.sf-two-col--top { align-items: stretch; gap: 24px; }
.sf-panel {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 30px 28px;
  height: 100%;
}
.sf-panel h3 { font-size: 1.125rem; font-weight: 700; color: var(--text-900); margin-bottom: 14px; }
.sf-panel-lead { color: var(--text-600); line-height: 1.6; font-size: 0.9375rem; margin-bottom: 14px; }
.sf-panel .sf-node-tag { align-self: flex-start; }

.sf-list li {
  display: grid;
  grid-template-columns: 150px 1fr;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px solid var(--border-light);
  font-size: 0.9375rem;
  color: var(--text-600);
  line-height: 1.55;
}
.sf-list li:last-child { border-bottom: 0; }
.sf-list strong { color: var(--text-900); font-weight: 600; }

.sf-support li {
  position: relative;
  padding: 9px 0 9px 32px;
  font-size: 0.9375rem;
  color: var(--text-600);
  line-height: 1.55;
}
.sf-support strong { display: block; color: var(--text-900); }
.sf-support li::before,
.sf-todo li::before {
  content: '';
  position: absolute;
  left: 0; top: 11px;
  width: 20px; height: 20px;
  border-radius: 50%;
  background-position: center;
  background-repeat: no-repeat;
  background-size: 12px;
}
.sf-yes::before {
  background-color: #ECFDF3;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4 8.5l2.5 2.5L12 5.5' fill='none' stroke='%2316A34A' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
}
.sf-no::before {
  background-color: #FEF2F2;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M5 5l6 6M11 5l-6 6' fill='none' stroke='%23DC2626' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E");
}
.sf-todo li {
  position: relative;
  padding: 5px 0 5px 28px;
  font-size: 0.9375rem;
  color: var(--text-600);
  line-height: 1.55;
}
.sf-todo li::before {
  top: 8px; width: 18px; height: 18px;
  background-color: #FFFBEB;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Ccircle cx='8' cy='8' r='4.5' fill='none' stroke='%23D97706' stroke-width='2'/%3E%3Cpath d='M8 6v2.3l1.4 1' fill='none' stroke='%23D97706' stroke-width='1.6' stroke-linecap='round'/%3E%3C/svg%3E");
}

.sf-guide-header { margin: 56px auto 24px; }
.sf-guide-title { font-size: 1.5rem; font-weight: 800; color: var(--text-900); margin-bottom: 6px; }
.sf-guide-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; align-items: stretch; }
.sf-steps { list-style: none; counter-reset: step; }
.sf-steps li {
  counter-increment: step;
  display: flex;
  gap: 14px;
  padding: 9px 0;
  font-size: 0.9375rem;
  color: var(--text-600);
  line-height: 1.6;
}
.sf-steps li::before {
  content: counter(step);
  flex-shrink: 0;
  width: 28px; height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--primary);
  background: var(--primary-pale);
}
.sf-faq details p a { color: var(--primary); font-weight: 600; }

@media (max-width: 1024px) {
  .sf-dl-grid, .sf-guide-grid { grid-template-columns: 1fr; }
  .sf-hero-note { text-align: center; }
}
@media (max-width: 768px) {
  .sf-dl-card, .sf-panel { padding: 24px 20px; }
  .sf-list li { grid-template-columns: 1fr; gap: 2px; }
  .sf-dl-facts div { grid-template-columns: 1fr; gap: 2px; }
}
@media (max-width: 480px) {
  .sf-dl-actions .btn { width: 100%; text-align: center; }
}
.section-subtitle a { color: var(--primary); font-weight: 600; }
.section-subtitle a:hover { text-decoration: underline; }

/* ---- Download: main card, checksum, QR code, missing-file message ---- */
.sf-dl-card--main { border: 2px solid var(--primary); box-shadow: var(--shadow-blue); }
.sf-dl-card .sf-dl-actions .btn-primary { border: 2px solid transparent; }
.sf-hash { margin: auto 0 16px; font-size: 0.8125rem; color: var(--text-600); }
.sf-hash summary { cursor: pointer; font-weight: 600; }
.sf-hash summary:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; border-radius: var(--r-xs); }
.sf-hash code {
  display: block; margin-top: 8px; padding: 8px 10px; background: var(--bg-subtle); border: 1px solid var(--border);
  border-radius: var(--r-xs); font-size: 0.75rem; overflow-wrap: anywhere; color: var(--text-900);
}
.sf-hash + .sf-dl-actions { margin-top: 0; }
.sf-qr-card {
  display: flex; flex-direction: column; align-items: center; text-align: center; gap: 16px; padding: 28px 24px;
  border-radius: var(--r-lg); background: #fff; border: 1px solid var(--border); box-shadow: var(--shadow-sm);
}
.sf-qr-card img { width: 200px; height: 200px; padding: 8px; background: #fff; border: 1px solid var(--border);
                  border-radius: var(--r-md); }
.sf-qr-card h3 { font-size: 1.125rem; font-weight: 800; color: var(--text-900); margin-bottom: 8px; }
.sf-qr-card p { color: var(--text-600); line-height: 1.6; font-size: 0.9375rem; margin-bottom: 8px; }
.sf-qr-url { font-weight: 600; color: var(--text-900) !important; overflow-wrap: anywhere; }
.sf-dl-note { margin-top: 24px; }
.sf-dl-note a { color: var(--primary); font-weight: 600; }
.sf-dl-unavailable {
  display: block; width: 100%; padding: 12px 14px; border-radius: var(--r-sm); font-size: 0.875rem; line-height: 1.6;
  background: #FEF2F2; border: 1px solid #FECACA; color: #7F1D1D;
}
.sf-dl-unavailable a { color: #7F1D1D; font-weight: 700; text-decoration: underline; }
.sf-guide-grid--2 { grid-template-columns: 1fr 1fr; }
@media (max-width: 1024px) { .sf-guide-grid--2 { grid-template-columns: 1fr; } }
@media (max-width: 560px) { .sf-qr-card img { width: 180px; height: 180px; } }
.sf-app-facts { margin-top: 18px; }

/* ---- StitchFlow Mobile card (download section) ---- */
.sf-mobile-card {
  display: grid; grid-template-columns: 1.1fr 1fr; gap: 0; margin-top: 28px;
  background: #fff; border: 1px solid var(--border); border-radius: var(--r-lg); box-shadow: var(--shadow-sm);
  overflow: hidden;
}
.sf-mobile-info { display: flex; flex-direction: column; padding: 30px 30px 26px; }
.sf-mobile-info h3 { font-size: 1.25rem; font-weight: 800; color: var(--text-900); margin-bottom: 8px; }
.sf-mobile-info > p { color: var(--text-600); line-height: 1.7; font-size: 0.9375rem; margin-bottom: 12px; }
.sf-mobile-info .sf-checks { margin-bottom: 16px; }
.sf-mobile-steps { padding: 30px 30px 26px; background: var(--bg-subtle); border-left: 1px solid var(--border-light); }
.sf-mobile-steps h4 { font-size: 1.0625rem; font-weight: 700; color: var(--text-900); margin-bottom: 10px; }
.sf-mobile-info .sf-dl-actions { align-items: center; }
.sf-coming-soon {
  display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 10px 22px;
  border-radius: var(--r-sm); font-weight: 700; font-size: 0.9375rem; letter-spacing: 0.02em;
  color: var(--text-600); background: var(--bg-subtle); border: 2px dashed var(--border); cursor: default;
}
.sf-mobile-more { color: var(--primary); font-weight: 600; font-size: 0.9375rem; }
.sf-mobile-more:hover { text-decoration: underline; }
.sf-btn-android, .sf-btn-android:hover { background: var(--success); border: 2px solid var(--success); color: #fff; }
.sf-btn-android:hover { filter: brightness(0.92); }
@media (max-width: 900px) {
  .sf-mobile-card { grid-template-columns: 1fr; }
  .sf-mobile-steps { border-left: 0; border-top: 1px solid var(--border-light); }
}
@media (max-width: 768px) {
  .sf-mobile-info, .sf-mobile-steps { padding: 24px 20px; }
}
@media (max-width: 480px) {
  .sf-mobile-info .sf-dl-actions { flex-direction: column; align-items: stretch; text-align: center; }
  .sf-coming-soon { width: 100%; }
}
#android-app .sf-dl-actions { align-items: center; }

/* ---- Download grid 2 x 2: Windows | Mobile / Guides | QR ---- */
.sf-dl-grid--2x2 { grid-template-columns: repeat(2, 1fr); }
.sf-dl-card--mobile { border: 2px solid var(--success); }
.sf-dl-card .sf-btn-android { border: 2px solid var(--success); }
.sf-mobile-card--steps { grid-template-columns: 1fr; }
.sf-mobile-card--steps .sf-mobile-steps { border-left: 0; background: var(--bg-subtle); }
.sf-steps--grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 4px 24px; }
.sf-steps--grid li { flex-direction: column; gap: 8px; }
@media (max-width: 1024px) {
  .sf-dl-grid--2x2 { grid-template-columns: 1fr 1fr; }
  .sf-steps--grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .sf-dl-grid--2x2, .sf-steps--grid { grid-template-columns: 1fr; }
  .sf-steps--grid li { flex-direction: row; }
}