*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --color-bg: #faf8f5;
  --color-surface: #ffffff;
  --color-text: #1a1a1a;
  --color-text-muted: #5c5c5c;
  --color-primary: #2d5a4a;
  --color-primary-dark: #1e3d32;
  --color-primary-light: #e8f0ed;
  --color-accent: #c4a574;
  --color-accent-light: #f5efe6;
  --color-border: #e5e0d8;
  --color-error: #c0392b;
  --font-body: "DM Sans", system-ui, sans-serif;
  --font-display: "Playfair Display", Georgia, serif;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 4px 24px rgba(26, 26, 26, 0.08);
  --shadow-lg: 0 12px 48px rgba(26, 26, 26, 0.12);
  --transition: 0.2s ease;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container {
  width: min(1100px, 92%);
  margin-inline: auto;
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(250, 248, 245, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 3rem;
  height: 2rem;
  padding: 0 0.5rem;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: white;
  background: var(--color-primary);
  border-radius: 6px;
}

.logo-text {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.2;
}

@media (max-width: 640px) {
  .logo-text {
    display: none;
  }
}

.nav-cta {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-primary);
  text-decoration: none;
  padding: 0.5rem 1rem;
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-sm);
  transition: background var(--transition), color var(--transition);
}

.nav-cta:hover {
  background: var(--color-primary);
  color: white;
}

/* Hero */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 6rem 0 4rem;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(45, 90, 74, 0.88) 0%, rgba(30, 61, 50, 0.82) 100%),
    url("https://images.unsplash.com/photo-1460925895917-afdab827c52f?w=1600&q=80") center / cover no-repeat;
  z-index: -1;
}

.hero-content {
  color: white;
}

.hero-tag {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 1rem;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: 1.25rem;
  max-width: 14ch;
}

.hero h1 em {
  font-style: italic;
  color: var(--color-accent-light);
}

.hero-sub {
  font-size: 1.15rem;
  opacity: 0.92;
  max-width: 520px;
  margin-bottom: 2rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 3rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.75rem;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: background var(--transition), color var(--transition), border-color var(--transition), transform var(--transition);
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background: var(--color-accent);
  color: var(--color-text);
  border-color: var(--color-accent);
}

.btn-primary:hover {
  background: #d4b888;
  border-color: #d4b888;
}

.btn-secondary {
  background: transparent;
  color: white;
  border-color: rgba(255, 255, 255, 0.6);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: white;
}

.hero-stats {
  display: flex;
  gap: 2.5rem;
  flex-wrap: wrap;
}

.stat {
  display: flex;
  flex-direction: column;
}

.stat strong {
  font-size: 1.5rem;
  font-weight: 700;
}

.stat span {
  font-size: 0.85rem;
  opacity: 0.8;
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 2rem;
}

.hero-tags span {
  padding: 0.35rem 0.85rem;
  font-size: 0.8rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.9);
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 999px;
}

/* How it works */
.how-it-works {
  padding: 5rem 0;
  background: var(--color-surface);
}

.how-it-works h2 {
  font-family: var(--font-display);
  font-size: 2rem;
  text-align: center;
  margin-bottom: 3rem;
}

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2rem;
}

.step {
  padding: 2rem;
  background: var(--color-bg);
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
}

.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  background: var(--color-primary);
  color: white;
  font-weight: 700;
  border-radius: 50%;
  margin-bottom: 1rem;
}

.step h3 {
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
}

.step p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

/* Questionnaire */
.questionnaire {
  padding: 5rem 0 6rem;
}

.questionnaire-header {
  text-align: center;
  margin-bottom: 2.5rem;
}

.questionnaire-header h2 {
  font-family: var(--font-display);
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.questionnaire-header p {
  color: var(--color-text-muted);
}

.questionnaire-note {
  margin-top: 0.75rem;
  padding: 0.75rem 1rem;
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 500;
}

.progress-bar {
  height: 6px;
  background: var(--color-border);
  border-radius: 999px;
  overflow: hidden;
  margin-bottom: 0.5rem;
}

.progress-fill {
  height: 100%;
  width: 16.67%;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  border-radius: 999px;
  transition: width 0.35s ease;
}

.progress-text {
  text-align: center;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: 1.5rem;
}

.form-card {
  background: var(--color-surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 2.5rem;
  border: 1px solid var(--color-border);
}

.form-step {
  border: none;
  padding: 0;
  min-height: 380px;
  display: none;
}

.form-step.active {
  display: block;
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.form-step legend {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  padding: 0;
}

.field {
  margin-bottom: 1.25rem;
}

.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

@media (max-width: 640px) {
  .field-row {
    grid-template-columns: 1fr;
  }
}

.field label {
  display: block;
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: 0.4rem;
}

.required {
  color: var(--color-error);
}

.field input[type="text"],
.field input[type="email"],
.field input[type="tel"],
.field input[type="number"],
.field select,
.field textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: inherit;
  font-size: 1rem;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-bg);
  color: var(--color-text);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
}

.field input.invalid,
.field select.invalid {
  border-color: var(--color-error);
}

.radio-group,
.checkbox-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.radio-pill,
.checkbox-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.55rem 1rem;
  font-size: 0.9rem;
  font-weight: 500;
  background: var(--color-bg);
  border: 1.5px solid var(--color-border);
  border-radius: 999px;
  cursor: pointer;
  transition: border-color var(--transition), background var(--transition);
  user-select: none;
}

.radio-pill:has(input:checked),
.checkbox-pill:has(input:checked) {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
}

.radio-pill input,
.checkbox-pill input {
  accent-color: var(--color-primary);
}

.checkbox-consent {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  cursor: pointer;
}

.checkbox-consent input {
  margin-top: 0.25rem;
  accent-color: var(--color-primary);
}

.form-actions {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
}

.form-actions .btn-secondary {
  color: var(--color-text);
  border-color: var(--color-border);
}

.form-actions .btn-secondary:hover {
  background: var(--color-bg);
  border-color: var(--color-text-muted);
}

.form-actions .btn-secondary:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.hidden {
  display: none !important;
}

/* Success */
.success-message {
  text-align: center;
  background: var(--color-surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 3rem 2rem;
  border: 1px solid var(--color-border);
}

.success-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 4rem;
  height: 4rem;
  background: var(--color-primary-light);
  color: var(--color-primary);
  font-size: 1.75rem;
  font-weight: 700;
  border-radius: 50%;
  margin-bottom: 1rem;
}

.success-message h3 {
  font-family: var(--font-display);
  font-size: 1.75rem;
  margin-bottom: 0.75rem;
}

.success-lead {
  color: var(--color-text-muted);
  max-width: 520px;
  margin: 0 auto 1.5rem;
}

.send-instructions {
  text-align: left;
  max-width: 480px;
  margin: 0 auto 2rem;
  padding: 1.25rem 1.5rem;
  background: var(--color-primary-light);
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
}

.send-instructions h4 {
  font-size: 1rem;
  margin-bottom: 0.75rem;
  color: var(--color-primary-dark);
}

.send-instructions ol {
  padding-left: 1.25rem;
  color: var(--color-text);
}

.send-instructions li {
  margin-bottom: 0.5rem;
  line-height: 1.5;
}

.send-instructions li:last-child {
  margin-bottom: 0;
}

.send-instructions.error {
  background: #fdecea;
  border-color: #f5c6c2;
}

.send-instructions.error h4 {
  color: var(--color-error);
}

.success-icon.error {
  background: #fdecea;
  color: var(--color-error);
}

.btn:disabled {
  opacity: 0.65;
  cursor: not-allowed;
}

.submission-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
  margin-bottom: 2rem;
}

.submission-actions .btn-secondary {
  color: var(--color-text);
  border-color: var(--color-border);
}

.summary-details {
  text-align: left;
  max-width: 720px;
  margin: 0 auto 2rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 1rem 1.25rem;
}

.summary-details summary {
  cursor: pointer;
  font-weight: 600;
  margin-bottom: 1rem;
}

.submission-summary {
  display: grid;
  gap: 1rem;
}

.summary-row {
  display: grid;
  gap: 0.25rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--color-border);
}

.summary-row:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.summary-row dt {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-primary);
}

.summary-row dd {
  font-size: 0.95rem;
  color: var(--color-text);
  white-space: pre-wrap;
}

/* Footer */
.footer {
  padding: 2rem 0;
  background: var(--color-primary-dark);
  color: rgba(255, 255, 255, 0.7);
  text-align: center;
  font-size: 0.9rem;
}