.research-hub {
  margin-top: 52px;
  scroll-margin-top: 100px;
}

.research-intro {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 28px;
  margin-bottom: 20px;
}

.research-kicker {
  display: block;
  color: var(--blue);
  font-size: 11px;
  font-weight: 1000;
  letter-spacing: .15em;
  text-transform: uppercase;
}

.research-intro h2 {
  max-width: 760px;
  margin: 7px 0 0;
  font-family: Impact, "Arial Black", Arial, sans-serif;
  font-size: clamp(38px, 5.4vw, 64px);
  line-height: .94;
  letter-spacing: .01em;
  text-transform: uppercase;
}

.research-intro p {
  max-width: 480px;
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
  text-align: right;
}

.research-shell {
  overflow: hidden;
  border: 1px solid #aabdd4;
  border-radius: 26px;
  background: #fff;
  box-shadow: var(--shadow);
}

.research-tabs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border-bottom: 1px solid #b9cce0;
  background: #e8f1f9;
}

.research-tab {
  min-height: 62px;
  border: 0;
  border-right: 1px solid #c2d3e3;
  background: transparent;
  color: #38536f;
  font-size: 14px;
  font-weight: 1000;
  letter-spacing: .04em;
  text-transform: uppercase;
  cursor: pointer;
}

.research-tab:last-child { border-right: 0; }
.research-tab.active { background: var(--navy2); color: #fff; }

.research-form {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 12px;
  padding: 22px;
  background: #f8fbfe;
}

.research-field { min-width: 0; }
.research-field.wide { grid-column: span 2; }
.research-field[hidden] { display: none; }

.research-field label,
.save-field label {
  display: block;
  margin-bottom: 7px;
  color: #315a82;
  font-size: 10px;
  font-weight: 1000;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.research-field input,
.research-field select,
.save-field input,
.save-field select,
.save-field textarea {
  width: 100%;
  min-height: 49px;
  border: 1px solid #a9bfd5;
  border-radius: 12px;
  background: #fff;
  color: var(--ink);
  padding: 0 13px;
  font: inherit;
}

.save-field textarea {
  min-height: 118px;
  padding-top: 12px;
  resize: vertical;
  line-height: 1.45;
}

.research-field input:focus,
.research-field select:focus,
.save-field input:focus,
.save-field select:focus,
.save-field textarea:focus {
  outline: 3px solid rgba(48,139,210,.18);
  border-color: #318bd2;
}

.provider-area { padding: 22px; }
.provider-heading { display: flex; justify-content: space-between; gap: 18px; align-items: center; }
.provider-heading strong { font-size: 19px; }
.provider-heading span { color: var(--muted); font-size: 12px; text-align: right; }

.provider-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-top: 16px;
}

.provider-button {
  min-height: 116px;
  border: 1px solid #b8ccdf;
  border-radius: 17px;
  background: linear-gradient(145deg, #fff, #f1f7fc);
  padding: 17px;
  color: var(--ink);
  text-align: left;
  cursor: pointer;
  transition: transform .16s ease, border-color .16s ease, box-shadow .16s ease;
}

.provider-button:hover,
.provider-button:focus-visible {
  transform: translateY(-2px);
  border-color: #3b8ccc;
  box-shadow: 0 12px 28px rgba(17,82,136,.15);
}

.provider-badge {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: #0c315a;
  color: #fff;
  font-size: 11px;
  font-weight: 1000;
}

.provider-button strong { display: block; margin-top: 12px; font-size: 15px; }
.provider-button small { display: block; margin-top: 5px; color: #6c7e94; line-height: 1.35; }

.research-notice {
  margin: 18px 22px 22px;
  padding: 14px 16px;
  border-left: 4px solid var(--blue);
  border-radius: 0 12px 12px 0;
  background: #edf6fd;
  color: #526c85;
  font-size: 12px;
  line-height: 1.5;
}

.research-status {
  display: none;
  margin: 0 22px 20px;
  border-radius: 12px;
  padding: 13px 15px;
  font-size: 13px;
  line-height: 1.45;
}

.research-status.show { display: block; }
.research-status.good { background: #eaf8f2; color: #176446; border: 1px solid #a7d8c5; }
.research-status.bad { background: #fff0f0; color: #8e2327; border: 1px solid #e2aeb0; }

.save-board {
  margin-top: 22px;
  border: 1px solid #b7c9dc;
  border-radius: 24px;
  background: #fff;
  padding: 24px;
  box-shadow: 0 14px 38px rgba(12,43,80,.08);
}

.save-board-head {
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: 24px;
}

.save-board h3 { margin: 5px 0 8px; font-size: 27px; }
.save-board-head p { max-width: 650px; margin: 0; color: var(--muted); line-height: 1.5; }

.secondary-button,
.save-button {
  min-height: 47px;
  border-radius: 12px;
  padding: 0 16px;
  font: inherit;
  font-size: 11px;
  font-weight: 1000;
  text-transform: uppercase;
  cursor: pointer;
}

.secondary-button { border: 1px solid #3a80ba; background: #fff; color: #1768a8; }
.save-button { border: 0; background: linear-gradient(135deg,#318bd2,#155b9f); color: #fff; box-shadow: 0 10px 22px rgba(33,116,182,.22); }
.secondary-button:disabled,.save-button:disabled { opacity: .55; cursor: wait; }

.save-form {
  display: grid;
  grid-template-columns: .75fr 1fr 1.7fr .8fr;
  gap: 12px;
  margin-top: 22px;
  padding-top: 22px;
  border-top: 1px solid #d4e0eb;
}

.save-field.full { grid-column: 1 / -1; }
.save-field.link { grid-column: span 3; }
.save-actions { display: flex; align-items: end; gap: 10px; }
.save-help { margin: 9px 0 0; color: #738399; font-size: 11px; line-height: 1.45; }

.saved-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
  margin-top: 31px;
  padding-top: 25px;
  border-top: 1px solid #d4e0eb;
}

.saved-head h3 { margin: 0; }
.saved-head span { color: var(--muted); font-size: 12px; }
.saved-results { display: grid; gap: 12px; margin-top: 15px; }

.saved-card {
  display: grid;
  grid-template-columns: 76px 1fr auto;
  gap: 16px;
  align-items: center;
  border: 1px solid #c8d8e7;
  border-radius: 17px;
  background: #f8fbfe;
  padding: 16px;
}

.saved-type {
  display: grid;
  place-items: center;
  min-height: 70px;
  border-radius: 13px;
  background: #0d3159;
  color: #fff;
  font-size: 10px;
  font-weight: 1000;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.saved-card h4 { margin: 0; font-size: 18px; }
.saved-meta { margin-top: 5px; color: #60748b; font-size: 12px; line-height: 1.5; }
.saved-details { margin: 7px 0 0; color: #52667d; font-size: 12px; line-height: 1.45; white-space: pre-line; }
.saved-price { color: #0f2741; font-family: Georgia, "Times New Roman", serif; font-size: 25px; font-weight: 900; text-align: right; }
.saved-links { display: flex; justify-content: flex-end; gap: 8px; margin-top: 8px; }
.saved-links a,.saved-links button { border: 0; background: transparent; color: #1768a8; padding: 0; font: inherit; font-size: 10px; font-weight: 1000; text-transform: uppercase; cursor: pointer; }
.saved-empty { border: 1px dashed #b4c8dc; border-radius: 15px; padding: 25px; color: #6a7c92; text-align: center; }

@media (max-width: 980px) {
  .research-intro { align-items: start; flex-direction: column; }
  .research-intro p { text-align: left; }
  .research-form { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .provider-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .save-form { grid-template-columns: 1fr 1fr; }
  .save-field.link { grid-column: 1 / -1; }
}

@media (max-width: 620px) {
  .research-form,.provider-grid,.save-form { grid-template-columns: 1fr; }
  .research-field.wide,.save-field.full,.save-field.link { grid-column: auto; }
  .provider-heading,.save-board-head,.saved-head { align-items: start; flex-direction: column; }
  .provider-heading span { text-align: left; }
  .save-board { padding: 18px; }
  .saved-card { grid-template-columns: 1fr; }
  .saved-type { min-height: 40px; }
  .saved-price { text-align: left; }
  .saved-links { justify-content: flex-start; }
}