.cu-smep {
  --smep-navy: #0b2b50;
  --smep-blue: #1673c9;
  --smep-blue-2: #2d8fe2;
  --smep-text: #203850;
  --smep-muted: #5e7287;
  --smep-pale: #eef7fd;
  --smep-pale-2: #f8fbfe;
  --smep-border: #cfe0ee;
  --smep-success: #237a57;
  --smep-error: #b53b3b;
  max-width: 1120px;
  margin: 0 auto;
  padding: 18px 16px 54px;
  color: var(--smep-text);
  line-height: 1.55;
}

.cu-smep *, .cu-smep *::before, .cu-smep *::after { box-sizing: border-box; }
.cu-smep button, .cu-smep input, .cu-smep textarea { font: inherit; }
.cu-smep h2, .cu-smep h3, .cu-smep h4, .cu-smep p { margin-top: 0; }
.cu-smep h2, .cu-smep h3, .cu-smep h4 { color: var(--smep-navy); }

.cu-smep__header {
  padding: 28px 24px 26px;
  text-align: center;
  border: 1px solid var(--smep-border);
  border-bottom: 0;
  background: #fff;
}

.cu-smep__eyebrow {
  margin-bottom: 8px;
  color: var(--smep-blue);
  font-size: .76rem;
  font-weight: 800;
  letter-spacing: .18em;
  text-transform: uppercase;
}

.cu-smep__header h2 {
  margin-bottom: 4px;
  font-size: clamp(2.15rem, 5vw, 3.6rem);
  line-height: 1;
  letter-spacing: -.035em;
}

.cu-smep__subtitle {
  margin-bottom: 8px;
  color: var(--smep-navy);
  font-size: clamp(1.1rem, 2.1vw, 1.45rem);
  font-weight: 700;
}

.cu-smep__lede { margin-bottom: 0; color: var(--smep-muted); }

.cu-smep__tabs {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border: 1px solid var(--smep-border);
  background: #fff;
}

.cu-smep__tab {
  min-height: 60px;
  padding: 13px 18px;
  border: 0;
  border-right: 1px solid var(--smep-border);
  background: #fff;
  color: var(--smep-navy);
  font-weight: 800;
  cursor: pointer;
}

.cu-smep__tab:last-child { border-right: 0; }
.cu-smep__tab.is-active { background: var(--smep-blue); color: #fff; }
.cu-smep__tab:focus-visible { outline: 3px solid rgba(22,115,201,.25); outline-offset: -3px; }

.cu-smep__panel { border-right: 1px solid var(--smep-border); border-left: 1px solid var(--smep-border); background: #fff; }
.cu-smep__panel[hidden] { display: none !important; }

.cu-smep__workspace {
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(300px, .95fr);
  gap: 0;
}

.cu-smep__tool-card { padding: 28px; border-right: 1px solid var(--smep-border); }
.cu-smep__features { padding: 28px; background: var(--smep-pale-2); }

.cu-smep__section-heading h3, .cu-smep__features h3 { margin-bottom: 6px; font-size: 1.55rem; }
.cu-smep__section-heading p, .cu-smep__features-intro p { margin-bottom: 22px; color: var(--smep-muted); }

.cu-smep__field { margin-bottom: 22px; }
.cu-smep__field label { display: block; margin-bottom: 8px; color: var(--smep-navy); font-weight: 800; }
.cu-smep__field input, .cu-smep__field textarea {
  width: 100%;
  border: 1px solid var(--smep-border);
  border-radius: 8px;
  background: #fff;
  color: var(--smep-text);
  padding: 13px 14px;
  outline: none;
}
.cu-smep__field textarea { resize: vertical; min-height: 120px; }
.cu-smep__field input:focus, .cu-smep__field textarea:focus { border-color: var(--smep-blue); box-shadow: 0 0 0 3px rgba(22,115,201,.09); }

.cu-smep__key-row { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 10px; }
.cu-smep__password-wrap { position: relative; }
.cu-smep__password-wrap input { padding-right: 48px; }
.cu-smep__icon-btn {
  position: absolute;
  top: 50%; right: 7px;
  width: 36px; height: 36px;
  transform: translateY(-50%);
  border: 0; border-radius: 7px;
  background: transparent;
  color: var(--smep-blue);
  cursor: pointer;
}

.cu-smep__hint-row { display: flex; justify-content: space-between; gap: 14px; margin-top: 7px; color: var(--smep-muted); font-size: .82rem; }
.cu-smep__field-note { margin: -3px 0 9px; color: var(--smep-muted); font-size: .88rem; }

.cu-smep__primary-btn, .cu-smep__secondary-btn {
  min-height: 46px;
  padding: 11px 18px;
  border-radius: 8px;
  font-weight: 800;
  cursor: pointer;
}
.cu-smep__primary-btn { width: 100%; border: 1px solid var(--smep-blue); background: var(--smep-blue); color: #fff; }
.cu-smep__primary-btn:hover { background: #0f65b3; }
.cu-smep__secondary-btn { border: 1px solid var(--smep-border); background: #fff; color: var(--smep-navy); }
.cu-smep__secondary-btn:hover:not(:disabled) { border-color: var(--smep-blue); color: var(--smep-blue); }
.cu-smep button:disabled { opacity: .5; cursor: not-allowed; }

.cu-smep__status { margin: 14px 0 0; padding: 11px 13px; border-radius: 7px; font-weight: 700; }
.cu-smep__status.is-success { background: #edf8f3; color: var(--smep-success); }
.cu-smep__status.is-error { background: #fceeee; color: var(--smep-error); }
.cu-smep__status.is-info { background: var(--smep-pale); color: var(--smep-blue); }

.cu-smep__output-field { margin-top: 24px; margin-bottom: 0; }
.cu-smep__output-field textarea { background: var(--smep-pale-2); font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: .83rem; }
.cu-smep__output-actions { display: flex; justify-content: flex-end; margin-top: 9px; }

.cu-smep__features-intro { padding-bottom: 16px; border-bottom: 1px solid var(--smep-border); }
.cu-smep__feature { display: grid; grid-template-columns: 48px minmax(0,1fr); gap: 14px; padding: 16px 0; border-bottom: 1px solid var(--smep-border); }
.cu-smep__feature:last-child { border-bottom: 0; }
.cu-smep__feature-icon { width: 44px; height: 44px; display: grid; place-items: center; border: 1px solid #bdd8ec; border-radius: 50%; background: #fff; color: var(--smep-blue); font-weight: 900; }
.cu-smep__feature h4 { margin-bottom: 3px; font-size: 1rem; }
.cu-smep__feature p { margin-bottom: 0; color: var(--smep-muted); font-size: .9rem; }

.cu-smep__metadata-note { padding: 18px 22px; border: 1px solid var(--smep-border); background: var(--smep-pale); color: var(--smep-text); font-size: .9rem; }
.cu-smep__metadata-note strong { color: var(--smep-navy); }

.cu-smep__guide { padding: 34px; }
.cu-smep__guide-head { max-width: 820px; margin-bottom: 28px; }
.cu-smep__guide-head h3 { margin-bottom: 8px; font-size: clamp(1.7rem, 3.2vw, 2.35rem); }
.cu-smep__guide-head p:last-child { margin-bottom: 0; color: var(--smep-muted); }
.cu-smep__guide-section { padding: 28px 0; border-top: 1px solid var(--smep-border); }
.cu-smep__guide-section h4 { margin-bottom: 11px; font-size: 1.25rem; }
.cu-smep__guide-section li { margin-bottom: 7px; }
.cu-smep__guide-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 28px; }
.cu-smep__guide-section code { padding: 2px 5px; border: 1px solid var(--smep-border); border-radius: 4px; background: var(--smep-pale-2); }

.cu-smep__table-wrap { overflow-x: auto; border: 1px solid var(--smep-border); border-radius: 8px; }
.cu-smep__table { width: 100%; min-width: 620px; border-collapse: collapse; }
.cu-smep__table th, .cu-smep__table td { padding: 11px 13px; text-align: left; vertical-align: top; border-bottom: 1px solid var(--smep-border); }
.cu-smep__table th { width: 34%; background: var(--smep-pale-2); color: var(--smep-navy); }
.cu-smep__table tr:last-child th, .cu-smep__table tr:last-child td { border-bottom: 0; }

.cu-smep__guide details { margin-top: 9px; border: 1px solid var(--smep-border); border-radius: 7px; background: #fff; }
.cu-smep__guide summary { padding: 13px 15px; color: var(--smep-navy); font-weight: 800; cursor: pointer; }
.cu-smep__guide details p { padding: 0 15px 14px; margin-bottom: 0; color: var(--smep-muted); }
.cu-smep__guide-footer { margin-top: 12px; padding: 18px 0 2px; border-top: 1px solid var(--smep-border); color: var(--smep-muted); }

@media (max-width: 860px) {
  .cu-smep__workspace { grid-template-columns: 1fr; }
  .cu-smep__tool-card { border-right: 0; border-bottom: 1px solid var(--smep-border); }
  .cu-smep__guide-grid { grid-template-columns: 1fr; }
}

@media (max-width: 620px) {
  .cu-smep { padding-left: 8px; padding-right: 8px; }
  .cu-smep__tabs { grid-template-columns: 1fr; }
  .cu-smep__tab { border-right: 0; border-bottom: 1px solid var(--smep-border); }
  .cu-smep__tab:last-child { border-bottom: 0; }
  .cu-smep__key-row { grid-template-columns: 1fr; }
  .cu-smep__hint-row { display: block; }
  .cu-smep__hint-row span { display: block; margin-top: 3px; }
  .cu-smep__tool-card, .cu-smep__features, .cu-smep__guide { padding: 22px 18px; }
}