:root {
  --reso-green: #1f5e3a;
  --reso-green-dark: #164526;
  --reso-green-light: #e6f1ea;
  --reso-bg: #f7f6f3;
  --text: #1a1a1a;
  --text-muted: #6b6b6b;
  --border: #e2e2e0;
  --border-strong: #c9c9c5;
  --warn-bg: #fff8e7;
  --warn-text: #8b6914;
  --error: #b3261e;
}
* { box-sizing: border-box; }
html, body {
  margin: 0; padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  background: var(--reso-bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
}
.product-bar {
  background: #1a1a1a;
  color: #f7f6f3;
  padding: 10px 24px;
  font-size: 13px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  border-bottom: 1px solid #333;
}
.product-bar-left { display: flex; align-items: center; gap: 12px; }
.product-tag {
  background: var(--reso-green-light);
  color: #1a1a1a;
  padding: 2px 8px;
  border-radius: 3px;
  font-weight: 600;
  font-size: 11px;
  letter-spacing: 0.5px;
}
.product-bar select {
  background: #2a2a2a;
  color: #f7f6f3;
  border: 1px solid #444;
  padding: 6px 10px;
  border-radius: 4px;
  font-size: 13px;
  font-family: inherit;
}
.product-switcher-label { display: inline; color: #aaa; margin-right: 6px; font-size: 12px; }
.container {
  max-width: 720px;
  margin: 40px auto;
  padding: 0 24px 80px;
}

/* PRODUCT HEADER */
.header {
  background: var(--reso-green);
  color: white;
  border-radius: 10px;
  padding: 20px 24px;
  margin-bottom: 24px;
}
.header-eyebrow {
  text-transform: uppercase;
  letter-spacing: 1.5px;
  font-size: 11px;
  font-weight: 600;
  opacity: 0.85;
  margin-bottom: 4px;
}
.header-product {
  font-size: 22px;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 12px;
}
.header-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  border-top: 1px solid rgba(255,255,255,0.2);
  padding-top: 12px;
  font-size: 13px;
}
.header-meta-item { display: flex; gap: 6px; }
.header-meta-label { opacity: 0.75; }

/* PROGRESS BAR */
.progress-container {
  background: white;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px 24px;
  margin-bottom: 16px;
}
.progress-text {
  font-size: 12px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 12px;
  font-weight: 600;
}
.progress-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 14px;
}
.progress-bar {
  display: flex;
  gap: 4px;
  height: 6px;
  background: var(--border);
  border-radius: 3px;
  overflow: hidden;
}
.progress-step {
  flex: 1;
  background: var(--border);
  transition: background 0.3s ease;
}
.progress-step.done {
  background: var(--reso-green);
}
.progress-step.current {
  background: var(--reso-green);
}
.progress-step.skipped {
  background: var(--border);
  opacity: 0.4;
}

/* STEP CARD */
.step-card {
  background: white;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 32px;
  margin-bottom: 16px;
  animation: slideIn 0.25s ease;
}
@keyframes slideIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}
.step-eyebrow {
  text-transform: uppercase;
  letter-spacing: 1.5px;
  font-size: 11px;
  font-weight: 600;
  color: var(--reso-green-dark);
  margin-bottom: 6px;
}
.step-title {
  font-size: 22px;
  font-weight: 700;
  margin: 0 0 6px;
  color: var(--text);
}
.step-subtitle {
  font-size: 14px;
  color: var(--text-muted);
  margin: 0 0 24px;
  line-height: 1.5;
}

/* FIELDS */
.field { margin-bottom: 18px; }
.field-spaced { margin-top: 16px; }
.invoice-section { margin-top: 20px; }
.invoice-fields { margin-top: 12px; }
.textarea-large { min-height: 100px; }
.field:last-child { margin-bottom: 0; }
.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 6px;
  color: var(--text);
}
.required { color: var(--reso-green); margin-left: 2px; }
.optional { color: var(--text-muted); font-weight: 400; font-size: 12px; margin-left: 6px; }
input[type="text"], input[type="email"], input[type="tel"], input[type="number"],
input[type="date"], select, textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border-strong);
  border-radius: 6px;
  font-size: 14px;
  font-family: inherit;
  background: white;
  color: var(--text);
  transition: border-color 0.15s, box-shadow 0.15s;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--reso-green);
  box-shadow: 0 0 0 3px rgba(31, 94, 58, 0.1);
}
input.error, select.error, textarea.error {
  border-color: var(--error);
  box-shadow: 0 0 0 3px rgba(179, 38, 30, 0.1);
}
.field-error-text {
  display: none;
  color: var(--error);
  font-size: 12px;
  line-height: 1.4;
  margin-top: 5px;
}
.field-error-text.show { display: block; }
textarea { resize: vertical; min-height: 80px; }
select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg width='10' height='6' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%236b6b6b' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 32px;
}
.checkbox-row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 0;
}
.checkbox-row input { margin-top: 3px; flex-shrink: 0; }
.checkbox-row label { margin: 0; font-weight: 400; line-height: 1.5; }
.info-box {
  padding: 12px 14px;
  border: 1px solid rgba(31, 94, 58, 0.25);
  border-radius: 8px;
  background: var(--reso-green-light);
  color: var(--text);
  font-size: 13px;
  line-height: 1.5;
  margin-bottom: 18px;
}
.info-box.collapsible {
  overflow: hidden;
  max-height: 0;
  margin-bottom: 0;
  padding-top: 0;
  padding-bottom: 0;
  border-width: 0;
  opacity: 0;
  transition: max-height 0.2s ease, margin-bottom 0.2s ease, padding 0.2s ease, border-width 0.2s ease, opacity 0.2s ease;
}
.info-box.collapsible.show {
  max-height: 180px;
  margin-bottom: 18px;
  padding-top: 12px;
  padding-bottom: 12px;
  border-width: 1px;
  opacity: 1;
}
.upload-instructions {
  padding: 12px 14px;
  border-left: 3px solid var(--reso-green);
  background: var(--reso-bg);
  color: var(--text);
  font-size: 13px;
  line-height: 1.5;
  margin-bottom: 12px;
}
.upload-area {
  display: block;
  position: relative;
  border: 2px dashed var(--border-strong);
  border-radius: 8px;
  padding: 24px;
  text-align: center;
  color: var(--text-muted);
  font-size: 13px;
  background: #fafaf8;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
}
.upload-area:hover {
  border-color: var(--reso-green);
  background: var(--reso-green-light);
  color: var(--reso-green-dark);
}
.upload-area.error {
  border-color: var(--error);
  box-shadow: 0 0 0 3px rgba(179, 38, 30, 0.1);
}
.upload-area strong { display: block; margin-bottom: 4px; color: var(--text); }
.upload-area input[type="file"] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
}
.upload-hint {
  display: block;
  white-space: pre-line;
  line-height: 1.5;
}
.upload-file-list { display: grid; gap: 6px; margin-top: 10px; }
.upload-file-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: white;
  font-size: 12px;
}
.upload-file-name { overflow-wrap: anywhere; }
.upload-file-remove {
  border: 0;
  background: transparent;
  color: var(--error);
  padding: 4px;
  text-decoration: underline;
  flex-shrink: 0;
}

.error-msg {
  background: #fdecea;
  color: var(--error);
  padding: 10px 14px;
  border-radius: 6px;
  font-size: 13px;
  margin-bottom: 16px;
  display: none;
}
.error-msg.show { display: block; }
.submit-status {
  color: var(--text-muted);
  font-size: 13px;
  margin-top: 12px;
  text-align: center;
}
.submit-status.error { color: var(--error); }

/* NAVIGATION */
.nav-buttons {
  display: flex;
  gap: 12px;
  margin-top: 8px;
}
button {
  font-family: inherit;
  cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}
button.primary {
  background: var(--reso-green);
  color: white;
  border: none;
  padding: 14px 28px;
  border-radius: 6px;
  font-size: 15px;
  font-weight: 600;
  flex: 1;
}
button.primary:hover { background: var(--reso-green-dark); }
button:disabled {
  cursor: not-allowed;
  opacity: 0.65;
}
button.secondary {
  background: white;
  color: var(--text);
  border: 1px solid var(--border-strong);
  padding: 14px 24px;
  border-radius: 6px;
  font-size: 15px;
  font-weight: 600;
}
button.secondary:hover {
  border-color: var(--reso-green);
  color: var(--reso-green-dark);
}
.button-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--reso-green);
  color: white;
  border-radius: 6px;
  padding: 14px 28px;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
}
.button-link:hover { background: var(--reso-green-dark); }
button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 3px solid rgba(31, 94, 58, 0.35);
  outline-offset: 2px;
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.hidden { display: none !important; }
.legal-links { color: var(--reso-green-dark); text-decoration: underline; }

/* SUMMARY STEP */
.summary-section { margin-bottom: 20px; }
.summary-block { margin-bottom: 24px; }
.summary-panel { background: var(--reso-bg); border-radius: 8px; padding: 18px; }
.summary-section h4 {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-muted);
  margin: 0 0 8px;
  font-weight: 600;
}
.summary-row {
  display: flex;
  justify-content: space-between;
  padding: 6px 0;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
  gap: 14px;
}
.summary-row:last-child { border-bottom: none; }
.summary-label { color: var(--text-muted); flex-shrink: 0; }
.summary-value { font-weight: 500; text-align: right; word-break: break-word; }
.summary-cost-box {
  background: var(--reso-green-light);
  border: 1px solid rgba(31, 94, 58, 0.28);
  border-radius: 8px;
  padding: 16px;
  margin-bottom: 20px;
}
.summary-cost-box h4 {
  color: var(--reso-green-dark);
  margin-bottom: 10px;
}
.summary-cost-box .summary-row {
  border-bottom-color: rgba(31, 94, 58, 0.18);
}
.summary-cost-note {
  color: var(--text-muted);
  font-size: 13px;
  line-height: 1.5;
  margin-top: 10px;
}
.summary-edit {
  background: none;
  border: none;
  color: var(--reso-green-dark);
  font-size: 12px;
  cursor: pointer;
  text-decoration: underline;
  padding: 0;
  margin-left: 8px;
}

/* CONFIRMATION VIEW */
.confirm-card {
  background: white;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 48px 40px;
  text-align: center;
}
.confirm-check {
  width: 64px;
  height: 64px;
  background: var(--reso-green);
  border-radius: 50%;
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 32px;
  font-weight: 700;
}
.confirm-title {
  font-size: 26px;
  font-weight: 700;
  margin-bottom: 12px;
}
.confirm-body {
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 24px;
  font-size: 15px;
}
.confirm-summary {
  background: var(--reso-bg);
  border-radius: 8px;
  padding: 20px;
  text-align: left;
  margin: 24px 0;
  font-size: 14px;
}
.confirm-summary-row {
  display: flex;
  justify-content: space-between;
  padding: 6px 0;
  border-bottom: 1px solid var(--border);
}
.confirm-summary-row:last-child { border-bottom: none; }
.confirm-summary-label { color: var(--text-muted); }
.confirm-summary-value { font-weight: 600; }
.confirm-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

@media (max-width: 600px) {
  .field-row { grid-template-columns: 1fr; }
  .container { margin: 20px auto; padding: 0 14px 60px; }
  .header { padding: 18px; }
  .step-card { padding: 22px; }
  .nav-buttons { flex-direction: column-reverse; }
  button.primary, button.secondary { width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}