:root {
  --qc-marketing-ink: #2b3437;
  --qc-marketing-muted: #586064;
  --qc-marketing-bg: #f8f9fa;
  --qc-marketing-paper: #ffffff;
  --qc-marketing-soft: #f1f4f6;
  --qc-marketing-accent: #fe932c;
  --qc-marketing-accent-strong: #d97706;
  --qc-marketing-accent-soft: rgba(254, 147, 44, 0.16);
  --qc-marketing-success: #35624a;
  --qc-marketing-line: rgba(171, 179, 183, 0.22);
  --qc-marketing-danger: #9f403d;
  --qc-marketing-shadow: 0 20px 40px rgba(43, 52, 55, 0.06);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

.qc-marketing-body {
  margin: 0;
  background:
    linear-gradient(135deg, rgba(254, 147, 44, 0.12), transparent 34%),
    var(--qc-marketing-bg);
  color: var(--qc-marketing-ink);
  font-family: "DM Sans", sans-serif;
  padding: 30px 20px;
}

.qc-marketing-shell {
  max-width: 980px;
  margin: 0 auto;
}

.qc-marketing-panel {
  background: var(--qc-marketing-paper);
  border: 1px solid var(--qc-marketing-line);
  border-radius: 20px;
  box-shadow: var(--qc-marketing-shadow);
  overflow: hidden;
}

.qc-marketing-hero {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(135deg, rgba(254, 147, 44, 0.14), transparent 42%),
    var(--qc-marketing-ink);
  color: #fff;
  padding: 48px 42px;
}

.qc-marketing-nav {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 34px;
}

.qc-marketing-logo {
  color: var(--qc-marketing-accent);
  font-family: "Sora", sans-serif;
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.02em;
  text-decoration: none;
}

.qc-marketing-logo span {
  color: #fff;
}

.qc-marketing-nav-links {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
}

.qc-marketing-nav-link,
.qc-marketing-login {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 38px;
  border-radius: 10px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 14px;
  font-weight: 600;
  padding: 8px 13px;
  text-decoration: none;
  transition: background 0.18s ease, color 0.18s ease, transform 0.18s ease;
}

.qc-marketing-nav-link:hover,
.qc-marketing-login:hover {
  background: rgba(254, 147, 44, 0.14);
  color: #fff;
  transform: translateY(-1px);
}

.qc-marketing-login {
  border: 1px solid rgba(254, 147, 44, 0.34);
  background: rgba(254, 147, 44, 0.12);
}

.qc-marketing-badge {
  position: relative;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  background: var(--qc-marketing-accent-soft);
  color: var(--qc-marketing-accent);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.05em;
  margin-bottom: 18px;
  padding: 6px 13px;
  text-transform: uppercase;
}

.qc-marketing-title {
  position: relative;
  z-index: 2;
  max-width: 620px;
  margin: 0 0 16px;
  color: #fff;
  font-family: "Sora", sans-serif;
  font-size: clamp(2rem, 5vw, 3.35rem);
  font-weight: 700;
  line-height: 1.08;
}

.qc-marketing-copy {
  position: relative;
  z-index: 2;
  max-width: 610px;
  margin: 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 16px;
  line-height: 1.75;
}

.qc-saw {
  position: absolute;
  fill: var(--qc-marketing-accent);
  opacity: 0.1;
  animation: qc-saw-spin 28s linear infinite;
}

.qc-saw--top {
  top: -70px;
  right: -48px;
  width: 230px;
  height: 230px;
}

.qc-saw--bottom {
  bottom: -110px;
  left: 18%;
  width: 330px;
  height: 330px;
  animation-direction: reverse;
  animation-duration: 38s;
}

@keyframes qc-saw-spin {
  to {
    transform: rotate(360deg);
  }
}

.qc-marketing-content {
  padding: 42px;
}

.qc-section-label {
  color: var(--qc-marketing-ink);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.12em;
  margin: 0 0 18px;
  text-transform: uppercase;
}

.qc-divider {
  border: 0;
  border-top: 1px solid #eef1ec;
  margin: 34px 0;
}

.qc-feature-list {
  display: grid;
  gap: 12px;
}

.qc-feature-row,
.qc-feature-card {
  background: #fff;
  border: 1px solid var(--qc-marketing-line);
  border-radius: 14px;
  transition: border-color 0.18s ease, transform 0.18s ease, box-shadow 0.18s ease;
}

.qc-feature-row {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 18px 20px;
}

.qc-feature-row:hover,
.qc-feature-card:hover {
  border-color: rgba(254, 147, 44, 0.48);
  box-shadow: var(--qc-marketing-shadow);
  transform: translateY(-2px);
}

.qc-feature-icon {
  color: var(--qc-marketing-accent-strong);
  flex: 0 0 auto;
  font-size: 24px;
  line-height: 1;
  padding-top: 2px;
}

.qc-feature-title {
  color: var(--qc-marketing-ink);
  font-family: "Sora", sans-serif;
  font-size: 16px;
  font-weight: 700;
  margin: 0 0 5px;
}

.qc-feature-body,
.qc-section-sub,
.qc-story p,
.qc-feature-text {
  color: var(--qc-marketing-muted);
  font-size: 15px;
  line-height: 1.7;
}

.qc-feature-body,
.qc-story p,
.qc-feature-text {
  margin: 0;
}

.qc-cta {
  background:
    linear-gradient(135deg, rgba(254, 147, 44, 0.14), transparent 52%),
    var(--qc-marketing-ink);
  border-radius: 14px;
  padding: 28px;
  text-align: center;
}

.qc-cta-title {
  color: #fff;
  font-family: "Sora", sans-serif;
  font-size: 20px;
  font-weight: 700;
  line-height: 1.45;
  margin: 0 0 14px;
}

.qc-cta-sub {
  color: rgba(255, 255, 255, 0.64);
  margin: 0 0 18px;
}

.qc-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  border: 0;
  border-radius: 10px;
  background: var(--qc-marketing-accent);
  color: #ffffff;
  cursor: pointer;
  font-family: "Sora", sans-serif;
  font-size: 14px;
  font-weight: 800;
  padding: 12px 24px;
  text-decoration: none;
  transition: background 0.18s ease, transform 0.18s ease;
}

.qc-button:hover {
  background: var(--qc-marketing-ink);
  transform: translateY(-1px);
}

.qc-why {
  background:
    linear-gradient(135deg, rgba(254, 147, 44, 0.08), transparent 46%),
    var(--qc-marketing-paper);
  border: 1px solid var(--qc-marketing-line);
  border-radius: 14px;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.72);
  padding: 28px;
}

.qc-why-title,
.qc-page-heading {
  color: var(--qc-marketing-ink);
  font-family: "Sora", sans-serif;
  font-weight: 700;
}

.qc-why-title {
  font-size: 20px;
  margin: 0 0 18px;
}

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

.qc-col-old,
.qc-col-new {
  min-width: 0;
  border: 1px solid var(--qc-marketing-line);
  border-radius: 12px;
  background: #fff;
  padding: 18px;
}

.qc-col-new {
  border-color: rgba(254, 147, 44, 0.38);
  box-shadow: 0 16px 32px rgba(43, 52, 55, 0.05);
}

.qc-col-label {
  display: inline-flex;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 800;
  margin-bottom: 12px;
  padding: 5px 10px;
}

.qc-col-old .qc-col-label {
  background: rgba(159, 64, 61, 0.1);
  color: var(--qc-marketing-danger);
}

.qc-col-new .qc-col-label {
  background: var(--qc-marketing-accent-soft);
  color: var(--qc-marketing-accent-strong);
}

.qc-row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: #525a50;
  font-size: 14px;
  line-height: 1.55;
  margin-bottom: 11px;
}

.qc-row i {
  flex: 0 0 auto;
  margin-top: 3px;
  opacity: 0.9;
}

.qc-story {
  display: grid;
  gap: 16px;
}

.qc-story strong {
  color: var(--qc-marketing-ink);
}

.qc-page-heading {
  font-size: clamp(2rem, 4vw, 2.75rem);
  line-height: 1.15;
  margin: 0 0 14px;
}

.qc-feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 18px;
}

.qc-feature-card {
  padding: 22px;
}

.qc-feature-badge {
  display: inline-flex;
  border-radius: 999px;
  background: var(--qc-marketing-accent-soft);
  color: var(--qc-marketing-accent-strong);
  font-size: 12px;
  font-weight: 800;
  margin-bottom: 14px;
  padding: 5px 11px;
}

.qc-contact-form {
  display: grid;
  gap: 18px;
}

.qc-form-notice,
.qc-form-errors {
  border-radius: 10px;
  font-size: 14px;
  line-height: 1.5;
  margin-bottom: 18px;
  padding: 14px 16px;
}

.qc-form-notice {
  background: rgba(53, 98, 74, 0.12);
  border: 1px solid rgba(53, 98, 74, 0.24);
  color: var(--qc-marketing-success);
  font-weight: 700;
}

.qc-form-errors {
  background: rgba(159, 64, 61, 0.08);
  border: 1px solid rgba(159, 64, 61, 0.2);
  color: var(--qc-marketing-danger);
}

.qc-form-errors strong {
  display: block;
  font-weight: 800;
  margin-bottom: 8px;
}

.qc-form-errors ul {
  margin: 0;
  padding-left: 18px;
}

.qc-input-group label {
  display: block;
  color: var(--qc-marketing-ink);
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 8px;
}

.qc-input-group input,
.qc-input-group select,
.qc-input-group textarea {
  width: 100%;
  border: 1px solid var(--qc-marketing-line);
  border-radius: 10px;
  color: var(--qc-marketing-ink);
  font: inherit;
  min-height: 48px;
  padding: 13px 15px;
}

.qc-input-group textarea {
  min-height: 120px;
  resize: vertical;
}

.qc-input-group input:focus,
.qc-input-group select:focus,
.qc-input-group textarea:focus {
  border-color: var(--qc-marketing-accent);
  outline: 3px solid var(--qc-marketing-accent-soft);
}

.qc-back-link {
  color: var(--qc-marketing-accent-strong);
  display: inline-flex;
  font-size: 14px;
  font-weight: 700;
  margin-top: 18px;
  text-decoration: none;
}

.qc-policy-section {
  display: grid;
  gap: 22px;
}

.qc-policy-heading {
  max-width: 720px;
}

.qc-policy-date {
  color: var(--qc-marketing-accent-strong);
  font-size: 14px;
  font-weight: 800;
  margin: 0;
}

.qc-policy-intro,
.qc-policy-block p,
.qc-policy-block li {
  color: var(--qc-marketing-muted);
  font-size: 15px;
  line-height: 1.7;
}

.qc-policy-intro {
  margin: 0;
}

.qc-policy-block {
  border: 1px solid var(--qc-marketing-line);
  border-radius: 14px;
  background: #fff;
  padding: 22px;
}

.qc-policy-block h3 {
  color: var(--qc-marketing-ink);
  font-family: "Sora", sans-serif;
  font-size: 18px;
  margin: 0 0 10px;
}

.qc-policy-block p {
  margin: 0 0 12px;
}

.qc-policy-block p:last-child {
  margin-bottom: 0;
}

.qc-policy-block ul {
  display: grid;
  gap: 8px;
  margin: 0;
  padding-left: 20px;
}

@media (max-width: 700px) {
  .qc-marketing-body {
    padding: 0;
  }

  .qc-marketing-panel,
  .qc-marketing-hero,
  .qc-cta,
  .qc-why,
  .qc-feature-row,
  .qc-feature-card,
  .qc-policy-block {
    border-radius: 0;
  }

  .qc-marketing-hero,
  .qc-marketing-content {
    padding: 30px 22px;
  }

  .qc-marketing-nav {
    align-items: flex-start;
    flex-direction: column;
  }

  .qc-marketing-nav-links {
    justify-content: flex-start;
  }

  .qc-compare {
    grid-template-columns: 1fr;
  }
}