:root {
  --bg: #071824;
  --bg-soft: #eef6fb;
  --panel: rgba(255, 255, 255, 0.96);
  --panel-soft: rgba(255, 255, 255, 0.86);
  --ink: #071219;
  --ink-soft: #557082;
  --ink-inverse: #f6fbff;
  --line: rgba(8, 38, 58, 0.12);
  --primary: #2f9fe5;
  --primary-dark: #186a9e;
  --accent: #2a2978;
  --success: #1fc58a;
  --danger: #c9415d;
  --shadow-lg: 0 30px 80px rgba(7, 24, 36, 0.16);
  --shadow-md: 0 18px 40px rgba(7, 24, 36, 0.1);
  --radius-xl: 30px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --radius-sm: 14px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Manrope", "Segoe UI", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(47, 159, 229, 0.18), transparent 28%),
    linear-gradient(160deg, #061722 0%, #0d2434 32%, #eef6fb 32%, #f7fbff 100%);
}

img {
  display: block;
  max-width: 100%;
}

button,
input,
select,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

a {
  color: inherit;
  text-decoration: none;
}

.form-shell {
  width: min(1340px, calc(100vw - 32px));
  margin: 0 auto;
  padding: 28px 0 48px;
}

.form-header {
  display: grid;
  grid-template-columns: 220px 1fr auto;
  gap: 24px;
  align-items: center;
  padding: 22px 28px;
  border-radius: var(--radius-xl);
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow-md);
}

.brand-link img {
  width: 100%;
}

.header-copy h1,
.step-head h2,
.summary-card h2,
.hint-card h2,
.review-section h3 {
  margin: 16px 0 14px;
  font-family: "Sora", "Segoe UI", sans-serif;
  line-height: 1.08;
  letter-spacing: -0.04em;
}

.header-copy h1 {
  font-size: clamp(2rem, 3vw, 3.2rem);
}

.header-copy p,
.step-head p,
.summary-card p,
.hint-card p,
.review-block p,
.help-text {
  margin: 0;
  color: var(--ink-soft);
  line-height: 1.75;
}

.header-back,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-weight: 800;
  letter-spacing: -0.02em;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease, color 0.2s ease;
}

.header-back:hover,
.button:hover {
  transform: translateY(-1px);
}

.header-back {
  color: var(--primary-dark);
  background: rgba(47, 159, 229, 0.1);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.8rem;
  line-height: 1;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--primary-dark);
}

.eyebrow::before {
  content: "";
  width: 38px;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
}

.eyebrow--light {
  color: rgba(247, 251, 255, 0.82);
}

.eyebrow--light::before {
  background: linear-gradient(90deg, #8fe0ff, rgba(255, 255, 255, 0.92));
}

.form-layout {
  display: grid;
  grid-template-columns: 0.38fr 0.62fr;
  gap: 26px;
  margin-top: 24px;
  align-items: start;
}

.form-aside {
  display: grid;
  gap: 20px;
  position: sticky;
  top: 20px;
}

.summary-card,
.hint-card,
.form-panel {
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
}

.summary-card,
.hint-card {
  padding: 28px;
  color: var(--ink-inverse);
  background:
    radial-gradient(circle at top right, rgba(47, 159, 229, 0.24), transparent 26%),
    linear-gradient(145deg, #081a27 0%, #102c42 60%, #173f60 100%);
}

.summary-points {
  display: grid;
  gap: 14px;
  margin-top: 24px;
}

.summary-points div {
  padding: 16px 18px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.08);
}

.summary-points strong {
  display: block;
  margin-bottom: 6px;
}

.form-panel {
  padding: 26px;
  background: var(--panel);
}

.progress-nav {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 24px;
}

.progress-step {
  padding: 14px 12px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #f3f8fc;
  text-align: left;
}

.progress-step span {
  display: inline-grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  margin-bottom: 10px;
  font-weight: 800;
  color: var(--primary-dark);
  background: rgba(47, 159, 229, 0.14);
}

.progress-step strong {
  display: block;
  font-size: 0.95rem;
}

.progress-step.is-active,
.progress-step.is-complete {
  border-color: rgba(47, 159, 229, 0.34);
  background: linear-gradient(180deg, #ffffff 0%, #ebf6fd 100%);
}

.progress-step.is-active span,
.progress-step.is-complete span {
  color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--accent));
}

.form-step {
  display: none;
  padding: 6px 0 0;
  border: 0;
  margin: 0;
  min-width: 0;
}

.form-step.is-active {
  display: block;
}

.form-step legend {
  display: none;
}

.step-head {
  margin: 12px 0 32px;
}

.step-head h2 {
  font-size: clamp(1.8rem, 2vw, 2.6rem);
}

.subsection {
  margin-top: 34px;
  padding-top: 30px;
  border-top: 1px solid var(--line);
}

.subsection h3 {
  margin: 8px 0 18px;
  font-family: "Sora", "Segoe UI", sans-serif;
  font-size: 1.15rem;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.form-grid label,
.field-radio {
  display: grid;
  gap: 8px;
}

.col-span-2 {
  grid-column: 1 / -1;
}

.form-grid span,
.field-radio > span {
  font-size: 0.92rem;
  font-weight: 700;
}

input,
select,
textarea {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid rgba(8, 38, 58, 0.12);
  border-radius: 16px;
  background: #fff;
  color: var(--ink);
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}

input:focus,
select:focus,
textarea:focus {
  border-color: rgba(47, 159, 229, 0.45);
  box-shadow: 0 0 0 4px rgba(47, 159, 229, 0.12);
}

input.is-invalid,
select.is-invalid,
textarea.is-invalid {
  border-color: rgba(201, 65, 93, 0.5);
  box-shadow: 0 0 0 4px rgba(201, 65, 93, 0.1);
}

textarea {
  resize: vertical;
}

.field-radio {
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: #f8fbfe;
}

.field-radio label {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
}

.field-radio input {
  width: 18px;
  height: 18px;
  padding: 0;
  box-shadow: none;
}

.conditional-grid {
  margin-top: 16px;
}

.is-hidden {
  display: none !important;
}

.file-list {
  margin-top: 16px;
  padding: 14px 16px;
  border: 1px dashed rgba(8, 38, 58, 0.18);
  border-radius: 16px;
  background: #f8fbfe;
  color: var(--ink-soft);
}

.review-content {
  display: grid;
  gap: 18px;
}

.review-section {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: linear-gradient(180deg, #ffffff 0%, #f6fbff 100%);
}

.review-section h3 {
  margin-top: 8px;
  font-size: 1.18rem;
}

.review-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 18px;
}

.review-block strong {
  display: block;
  margin-bottom: 6px;
  font-size: 0.92rem;
}

.review-block p {
  font-size: 0.98rem;
}

.form-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}

.action-group {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.share-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  align-items: end;
  margin-top: 18px;
  padding: 18px;
  border: 1px solid rgba(47, 159, 229, 0.2);
  border-radius: 20px;
  background: #f6fbff;
}

.share-panel label {
  display: grid;
  gap: 8px;
  min-width: 0;
}

.share-panel span {
  font-size: 0.92rem;
  font-weight: 800;
}

.share-panel .help-text {
  grid-column: 1 / -1;
}

.button {
  min-width: 140px;
}

.button:disabled {
  opacity: 0.55;
  cursor: default;
  transform: none;
}

.button--primary {
  color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  box-shadow: 0 14px 30px rgba(22, 116, 181, 0.22);
}

.button--secondary {
  color: var(--ink);
  background: #eef5fb;
}

.button--ghost {
  color: var(--primary-dark);
  background: rgba(47, 159, 229, 0.08);
}

.button--success {
  color: #fff;
  background: linear-gradient(135deg, var(--success), #169d70);
  box-shadow: 0 14px 30px rgba(20, 128, 91, 0.22);
}

.form-status {
  min-height: 24px;
  margin: 16px 0 0;
  color: var(--ink-soft);
  font-weight: 700;
}

.form-status.is-error {
  color: var(--danger);
}

.form-status.is-success {
  color: #15855f;
}

@media (max-width: 1180px) {
  .form-layout {
    grid-template-columns: 1fr;
  }

  .form-aside {
    position: static;
  }

  .progress-nav {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 880px) {
  .form-header {
    grid-template-columns: 1fr;
  }

  .header-back {
    width: 100%;
  }

  .form-grid,
  .review-grid {
    grid-template-columns: 1fr;
  }

  .col-span-2 {
    grid-column: auto;
  }

  .form-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .action-group {
    width: 100%;
    flex-direction: column;
  }

  .share-panel {
    grid-template-columns: 1fr;
  }

  .button {
    width: 100%;
  }
}

@media (max-width: 640px) {
  .form-shell {
    width: min(100vw - 20px, 100%);
    padding: 12px 0 32px;
  }

  .progress-nav {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .summary-card,
  .hint-card,
  .form-panel,
  .form-header {
    padding: 22px;
  }
}