/* Deadhand Hardened Minimalist Light-Mode CSS (Zero Tailwind, Zero External Fonts) */

@media (prefers-reduced-motion: no-preference) {
  @view-transition {
    navigation: auto;
  }
}

:root {
  --bg: #fafaf9;
  --surface: #ffffff;
  --surface-muted: #f4f4f2;
  --ink: #111827;
  --ink-muted: #4b5563;
  --border: #e5e7eb;
  --border-strong: #d1d5db;
  --accent: #0f766e;
  --accent-hover: #0d5c56;
  --accent-soft: #f0fdfa;
  --danger: #b91c1c;
  --danger-soft: #fef2f2;
  --warn: #b45309;
  --warn-soft: #fffbeb;
  --ok: #15803d;
  --ok-soft: #f0fdf4;
  --radius: 6px;
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

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

html {
  font-family: var(--font-sans);
  background-color: var(--bg);
  color: var(--ink);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.visually-hidden:where(:not(:focus-within, :active)) {
  position: absolute !important;
  clip-path: inset(50%) !important;
  overflow: hidden !important;
  width: 1px !important;
  height: 1px !important;
  margin: -1px !important;
  padding: 0 !important;
  border: 0 !important;
  white-space: nowrap !important;
}

/* Header & Navigation */
.site-header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}

.header-inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0.85rem 1.25rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.02em;
  color: var(--ink);
  text-decoration: none;
}

.brand-mark {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
  display: inline-block;
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
}

.nav-links a {
  color: var(--ink-muted);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  padding: 0.4rem 0.7rem;
  border-radius: var(--radius);
  transition: background-color 0.15s ease, color 0.15s ease;
}

.nav-links a:hover {
  background: var(--surface-muted);
  color: var(--ink);
}

.nav-links a[aria-current="page"] {
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 600;
}

.lang-switcher {
  display: inline-flex;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--surface);
}

.lang-btn {
  border: 0;
  background: transparent;
  color: var(--ink-muted);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.35rem 0.6rem;
  cursor: pointer;
}

.lang-btn:hover {
  background: var(--surface-muted);
  color: var(--ink);
}

.lang-btn[aria-pressed="true"] {
  background: var(--ink);
  color: var(--surface);
}

/* Main Layout */
main {
  flex: 1;
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 2rem 1.25rem 3.5rem;
}

.page-head {
  margin-bottom: 2rem;
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem;
}

h1 {
  font-size: clamp(1.6rem, 2.6vw, 2.2rem);
  line-height: 1.2;
  letter-spacing: -0.025em;
  margin: 0 0 0.5rem;
}

h2 {
  font-size: 1.25rem;
  letter-spacing: -0.015em;
  margin: 0 0 0.75rem;
}

h3 {
  font-size: 1.02rem;
  margin: 0 0 0.4rem;
}

.lead {
  color: var(--ink-muted);
  max-width: 68ch;
  margin: 0;
  font-size: 1.02rem;
}

.mono {
  font-family: var(--font-mono);
  font-size: 0.86rem;
}

/* Grid & Cards */
.grid {
  display: grid;
  gap: 1rem;
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
}

.card-muted {
  background: var(--surface-muted);
}

.section-gap {
  margin-top: 2rem;
}

/* Badges & Status */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.78rem;
  font-weight: 600;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface-muted);
  color: var(--ink);
}

.badge-ok {
  background: var(--ok-soft);
  border-color: #bbf7d0;
  color: var(--ok);
}

.badge-warn {
  background: var(--warn-soft);
  border-color: #fde68a;
  color: var(--warn);
}

.badge-danger {
  background: var(--danger-soft);
  border-color: #fecaca;
  color: var(--danger);
}

.badge-accent {
  background: var(--accent-soft);
  border-color: #99f6e4;
  color: var(--accent);
}

/* Buttons */
.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  align-items: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: 600;
  padding: 0.55rem 1rem;
  border-radius: var(--radius);
  border: 1px solid var(--border-strong);
  background: var(--surface);
  color: var(--ink);
  text-decoration: none;
  cursor: pointer;
  transition: background-color 0.15s ease, border-color 0.15s ease;
}

.btn:hover {
  background: var(--surface-muted);
}

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

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

.btn-danger {
  background: var(--danger);
  border-color: var(--danger);
  color: #ffffff;
}

.btn-danger:hover {
  background: #991b1b;
}

/* Tables */
.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
  text-align: left;
}

th,
td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

th {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--ink-muted);
  background: var(--surface-muted);
}

tr:last-child td {
  border-bottom: 0;
}

/* Forms & Validation (:user-invalid / :user-valid) */
.field {
  margin-bottom: 1rem;
}

.field label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.hint {
  display: block;
  color: var(--ink-muted);
  font-size: 0.82rem;
  margin-bottom: 0.3rem;
}

input[type="text"],
input[type="password"],
input[type="email"],
input[type="tel"],
input[type="number"],
select,
textarea {
  width: 100%;
  font-family: inherit;
  font-size: 0.95rem;
  padding: 0.5rem 0.7rem;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--ink);
}

:is(input, select, textarea):is(:user-invalid, .user-invalid-fallback) {
  border-color: var(--danger);
  background-color: var(--danger-soft);
}

:is(input, select, textarea):user-valid {
  border-color: var(--ok);
}

.error-msg {
  display: none;
  color: var(--danger);
  font-size: 0.84rem;
  margin-top: 0.25rem;
}

:is(input, select, textarea):is(:user-invalid, .user-invalid-fallback) + .error-msg {
  display: block;
}

/* Native <dialog> */
dialog:modal {
  overscroll-behavior: contain;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  max-width: 480px;
  width: calc(100% - 2rem);
  background: var(--surface);
  color: var(--ink);
  box-shadow: 0 12px 32px rgba(17, 24, 39, 0.12);
}

dialog::backdrop {
  background: rgba(17, 24, 39, 0.35);
  overflow: hidden;
  overscroll-behavior: contain;
}

/* Stepper / Pipeline */
.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 0.75rem;
}

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

.step-active {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.step-alert {
  border-color: var(--danger);
  background: var(--danger-soft);
}

.kpi-val {
  font-size: 1.55rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0.2rem 0;
}

.site-footer {
  border-top: 1px solid var(--border);
  background: var(--surface);
  padding: 1.25rem;
  font-size: 0.84rem;
  color: var(--ink-muted);
}

.footer-inner {
  max-width: 1120px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.75rem;
}

/* Suggestion chips, multi-recipient rows, and role/drill controls */
.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-bottom: 0.45rem;
}

.chip-btn {
  border: 1px solid var(--border-strong);
  background: var(--surface-muted);
  color: var(--ink);
  font-size: 0.78rem;
  font-weight: 500;
  padding: 0.22rem 0.55rem;
  border-radius: 999px;
  cursor: pointer;
}

.chip-btn:hover {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: var(--accent);
}

.recipient-row {
  display: grid;
  grid-template-columns: 130px 1fr auto;
  gap: 0.45rem;
  align-items: center;
  margin-bottom: 0.45rem;
}

.recipient-list-cell {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.btn-sm {
  padding: 0.3rem 0.6rem;
  font-size: 0.8rem;
}

.role-tabs {
  display: inline-flex;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--surface);
}

.role-tab {
  border: 0;
  background: transparent;
  color: var(--ink-muted);
  font-size: 0.86rem;
  font-weight: 600;
  padding: 0.45rem 0.9rem;
  cursor: pointer;
}

.role-tab[aria-selected="true"] {
  background: var(--accent);
  color: #ffffff;
}

.banner-drill {
  border: 1px solid #99f6e4;
  background: var(--accent-soft);
  color: var(--accent);
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  margin-bottom: 1rem;
  font-size: 0.9rem;
  font-weight: 500;
}

.hidden-panel {
  display: none;
}

.step-list {
  list-style: none;
  padding: 0;
  margin: 0.75rem 0 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0.75rem;
}

.step-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.9rem 1rem;
}

.step-num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 0.25rem;
  display: block;
}

/* 50-70 Generation Infographic & Calm Large-Print Cards */
.hero-simple {
  display: grid;
  grid-template-columns: 1.45fr 1fr;
  gap: 1.5rem;
  align-items: center;
  margin-bottom: 2rem;
}

@media (max-width: 780px) {
  .hero-simple {
    grid-template-columns: 1fr;
  }
}

.hero-simple h1 {
  font-size: clamp(1.85rem, 3.2vw, 2.55rem);
  line-height: 1.18;
  margin-bottom: 0.75rem;
}

.hero-simple .lead {
  font-size: 1.12rem;
  line-height: 1.6;
}

.btn-lg {
  font-size: 1.02rem;
  padding: 0.78rem 1.35rem;
}

.infographic-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1.1rem;
  margin-top: 1.25rem;
}

.info-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.info-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: var(--accent-soft);
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.info-icon svg {
  width: 24px;
  height: 24px;
}

.info-card h2 {
  font-size: 1.15rem;
  margin: 0.2rem 0 0;
}

.info-card p {
  margin: 0;
  color: var(--ink-muted);
  font-size: 0.98rem;
}

.timeline-visual {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.85rem;
  margin-top: 1rem;
}

.timeline-node {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.1rem;
  text-align: center;
}

.timeline-node strong {
  display: block;
  font-size: 1rem;
  margin-bottom: 0.2rem;
}

.timeline-node span {
  font-size: 0.9rem;
  color: var(--ink-muted);
}

.trust-list {
  list-style: none;
  padding: 0;
  margin: 0.75rem 0 0;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  font-size: 0.96rem;
}

.trust-list li::before {
  content: "✓ ";
  color: var(--accent);
  font-weight: 700;
}

.wizard-step {
  border-top: 1px solid var(--border);
  padding-top: 0.9rem;
  margin-top: 0.9rem;
}

.wizard-step-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--accent);
  margin: 0 0 0.5rem;
}

details.pro-toggle {
  margin-top: 2rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  padding: 0.85rem 1.1rem;
}

details.pro-toggle summary {
  cursor: pointer;
  font-size: 0.9rem;
  color: var(--ink-muted);
  font-weight: 600;
}