/* ── Reset & Tokens ───────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --blue:       #2563eb;
  --blue-dk:    #1d4ed8;
  --blue-lt:    #eff6ff;
  --blue-ring:  rgba(37,99,235,.22);
  --bg:         #f8fafc;
  --surface:    #ffffff;
  --border:     #e2e8f0;
  --text:       #0f172a;
  --text-2:     #334155;
  --muted:      #64748b;
  --green:      #16a34a;
  --green-bg:   #dcfce7;
  --red-bg:     #fef2f2;
  --red-text:   #b91c1c;
  --red-border: #fecaca;
  --r-sm:       8px;
  --r:          14px;
  --r-lg:       20px;
  --shadow-sm:  0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
  --shadow:     0 4px 20px rgba(0,0,0,.08), 0 1px 4px rgba(0,0,0,.04);
  --ease:       cubic-bezier(.4,0,.2,1);
}

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

/* ── Nav ──────────────────────────────────────────────────── */
.nav {
  height: 62px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.5rem;
  background: rgba(255,255,255,.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-brand {
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: -.025em;
  color: var(--blue);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: .35rem;
}

.nav-brand-icon {
  width: 26px;
  height: 26px;
  background: var(--blue);
  border-radius: 7px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: .75rem;
  font-weight: 900;
  flex-shrink: 0;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav-links a {
  font-size: .875rem;
  font-weight: 500;
  color: var(--muted);
  text-decoration: none;
  transition: color .15s var(--ease);
}

.nav-links a:hover { color: var(--text); }

/* ── Container ────────────────────────────────────────────── */
.container {
  max-width: 520px;
  margin: 0 auto;
  padding: 2.5rem 1.25rem 5rem;
}

.container-wide { max-width: 640px; }

/* ── Hero ─────────────────────────────────────────────────── */
.hero-wrap {
  margin: -2.5rem -1.25rem 2.5rem;
  padding: 4.5rem 1.25rem 3.5rem;
  background: linear-gradient(155deg, #dbeafe 0%, #eff6ff 35%, var(--bg) 70%);
  border-bottom: 1px solid var(--border);
  text-align: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  padding: .3rem 1rem;
  background: var(--surface);
  color: var(--blue);
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .02em;
  border-radius: 999px;
  border: 1px solid #bfdbfe;
  box-shadow: var(--shadow-sm);
  margin-bottom: 1.75rem;
}

.hero-badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--blue);
  flex-shrink: 0;
}

.hero h1 {
  font-size: clamp(2.1rem, 8vw, 3.1rem);
  font-weight: 800;
  line-height: 1.13;
  letter-spacing: -.035em;
  color: var(--text);
  margin-bottom: 1.1rem;
}

.hero .sub {
  font-size: 1.075rem;
  color: var(--muted);
  max-width: 360px;
  margin: 0 auto 2.25rem;
  line-height: 1.65;
}

.btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  justify-content: center;
}

.hero-features {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.5rem;
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid #dbeafe;
}

.hero-feat {
  display: flex;
  align-items: center;
  gap: .45rem;
  font-size: .84rem;
  color: var(--muted);
  font-weight: 500;
}

.hero-feat-icon { font-size: 1rem; }

/* ── Buttons ──────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: .75rem 1.75rem;
  border-radius: var(--r);
  font-size: .9375rem;
  font-weight: 600;
  letter-spacing: -.01em;
  text-decoration: none;
  cursor: pointer;
  border: 1.5px solid transparent;
  transition: background .15s var(--ease), color .15s var(--ease),
              transform .1s var(--ease), box-shadow .15s var(--ease);
  white-space: nowrap;
  user-select: none;
  font-family: inherit;
  line-height: 1;
}

.btn:active { transform: scale(.975); }

.btn-primary {
  background: var(--blue);
  color: #fff;
  border-color: var(--blue);
  box-shadow: 0 1px 3px rgba(37,99,235,.3), 0 4px 16px rgba(37,99,235,.2);
}

.btn-primary:hover {
  background: var(--blue-dk);
  border-color: var(--blue-dk);
  box-shadow: 0 2px 6px rgba(37,99,235,.35), 0 6px 24px rgba(37,99,235,.25);
}

.btn-outline {
  background: var(--surface);
  color: var(--blue);
  border-color: #bfdbfe;
}

.btn-outline:hover {
  background: var(--blue-lt);
  border-color: var(--blue);
}

.btn-ghost {
  background: transparent;
  color: var(--muted);
  border-color: var(--border);
  font-size: .875rem;
  padding: .5rem 1rem;
}

.btn-ghost:hover {
  background: var(--bg);
  color: var(--text-2);
}

.btn-full { width: 100%; }

/* ── Card ─────────────────────────────────────────────────── */
.card {
  background: var(--surface);
  border-radius: var(--r-lg);
  padding: 2.25rem 2rem;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
}

.card-center {
  text-align: center;
  padding: 3.5rem 2rem;
}

/* ── Form Header ──────────────────────────────────────────── */
.form-header {
  margin-bottom: 1.75rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
}

.form-header h2 {
  font-size: 1.375rem;
  font-weight: 700;
  letter-spacing: -.025em;
  color: var(--text);
  margin-bottom: .3rem;
}

.form-header p {
  font-size: .875rem;
  color: var(--muted);
}

/* ── Form Fields ──────────────────────────────────────────── */
.field {
  display: flex;
  flex-direction: column;
  gap: .45rem;
  margin-bottom: 1rem;
}

.field label {
  font-size: .8125rem;
  font-weight: 600;
  color: var(--text-2);
  letter-spacing: .01em;
}

.field input {
  height: 46px;
  padding: 0 1rem;
  border: 1.5px solid var(--border);
  border-radius: var(--r-sm);
  font-size: .9375rem;
  font-family: inherit;
  color: var(--text);
  background: var(--surface);
  outline: none;
  transition: border-color .15s var(--ease), box-shadow .15s var(--ease);
}

.field input::placeholder { color: var(--muted); opacity: .65; }

.field input:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px var(--blue-ring);
}

.optional {
  font-size: .78rem;
  color: var(--muted);
  font-weight: 400;
}

/* ── Error Alert ──────────────────────────────────────────── */
.alert-error {
  display: flex;
  align-items: center;
  gap: .6rem;
  padding: .75rem 1rem;
  border-radius: var(--r-sm);
  margin-bottom: 1.25rem;
  font-size: .875rem;
  font-weight: 500;
  background: var(--red-bg);
  color: var(--red-text);
  border: 1px solid var(--red-border);
}

.alert-error::before { content: "⚠"; flex-shrink: 0; }

/* ── Issue Grid ───────────────────────────────────────────── */
.issue-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: .6rem;
  margin-top: .25rem;
}

.issue-btn {
  position: relative;
  cursor: pointer;
}

.issue-btn input[type="radio"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.issue-btn span {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: .4rem;
  padding: 1rem .5rem .9rem;
  border: 1.5px solid var(--border);
  border-radius: var(--r-sm);
  text-align: center;
  font-size: .8125rem;
  font-weight: 600;
  color: var(--text-2);
  background: var(--surface);
  transition: border-color .15s var(--ease), background .15s var(--ease),
              color .15s var(--ease), box-shadow .15s var(--ease);
  user-select: none;
  min-height: 76px;
}

.issue-icon {
  font-size: 1.4rem;
  line-height: 1;
  display: block;
}

.issue-btn input:checked + span {
  border-color: var(--blue);
  background: var(--blue-lt);
  color: var(--blue);
  box-shadow: 0 0 0 2px rgba(37,99,235,.15);
}

.issue-btn:hover span {
  border-color: #93c5fd;
  background: #f0f7ff;
}

/* ── Dashboard ────────────────────────────────────────────── */
.dashboard { display: flex; flex-direction: column; gap: 1.25rem; }

.dash-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  background: var(--surface);
  border-radius: var(--r-lg);
  padding: 1.75rem;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
}

.dash-greeting {
  font-size: .8125rem;
  font-weight: 500;
  color: var(--muted);
  margin-bottom: .6rem;
}

.plate-badge {
  display: inline-block;
  font-size: 1.45rem;
  font-weight: 800;
  letter-spacing: .12em;
  color: var(--text);
  background: var(--bg);
  border: 2px solid var(--border);
  border-radius: var(--r-sm);
  padding: .35rem 1rem;
  font-variant-numeric: tabular-nums;
  box-shadow: inset 0 1px 2px rgba(0,0,0,.05);
}

.dash-section-label {
  font-size: .73rem;
  font-weight: 700;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: .09em;
  padding: 0 .25rem;
}

.alert-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: .5rem;
}

.alert-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  background: var(--surface);
  border-radius: var(--r);
  padding: 1rem 1.25rem;
  border: 1px solid var(--border);
  border-left: 3.5px solid var(--blue);
  box-shadow: var(--shadow-sm);
}

.alert-issue {
  font-weight: 600;
  font-size: .9375rem;
  color: var(--text);
}

.alert-time {
  font-size: .775rem;
  color: var(--muted);
  white-space: nowrap;
  flex-shrink: 0;
}

.empty-state {
  background: var(--surface);
  border-radius: var(--r-lg);
  padding: 2.75rem 2rem;
  text-align: center;
  border: 1.5px dashed var(--border);
}

.empty-icon {
  font-size: 2rem;
  margin-bottom: .75rem;
  opacity: .5;
}

.empty-state p {
  color: var(--muted);
  font-size: .9375rem;
}

/* ── Confirmation ─────────────────────────────────────────── */
.confirm-icon {
  width: 68px;
  height: 68px;
  border-radius: 50%;
  background: var(--green-bg);
  color: var(--green);
  font-size: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  box-shadow: 0 0 0 10px rgba(22,163,74,.07);
  font-weight: 700;
}

.card-center h2 {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -.025em;
  margin-bottom: .5rem;
}

.card-center .sub {
  color: var(--muted);
  margin-bottom: 2rem;
  font-size: .9375rem;
}

/* ── Form Footer ──────────────────────────────────────────── */
.form-footer {
  text-align: center;
  margin-top: 1.5rem;
  font-size: .875rem;
  color: var(--muted);
}

.form-footer a {
  color: var(--blue);
  font-weight: 600;
  text-decoration: none;
}

.form-footer a:hover { text-decoration: underline; }

/* ── Mobile ───────────────────────────────────────────────── */
@media (max-width: 480px) {
  .container { padding: 2rem 1rem 4rem; }
  .card { padding: 1.75rem 1.25rem; border-radius: var(--r); }
  .dash-header { padding: 1.25rem; border-radius: var(--r); }
  .hero-wrap { padding: 3.5rem 1rem 2.75rem; }
  .btn-group { flex-direction: column; align-items: stretch; }
  .btn-group .btn { text-align: center; }
  .alert-item { flex-direction: column; align-items: flex-start; gap: .3rem; }
  .alert-time { font-size: .775rem; }
}

/* ── Plate input (enlarged) ───────────────────────────────── */
.input-plate {
  height: 56px !important;
  font-size: 1.25rem !important;
  font-weight: 700 !important;
  letter-spacing: .08em !important;
  text-transform: uppercase;
}

/* ── Issue btn — "Other" spans full width ─────────────────── */
.issue-btn-other {
  grid-column: 1 / -1;
}

/* ── Other note field ─────────────────────────────────────── */
.other-note-field input {
  background: var(--bg);
  border-style: dashed;
}

/* ── Resolve button ───────────────────────────────────────── */
.btn-resolve {
  flex-shrink: 0;
  padding: .4rem .85rem;
  border-radius: var(--r-sm);
  font-size: .78rem;
  font-weight: 600;
  color: var(--blue);
  background: var(--blue-lt);
  border: 1px solid #bfdbfe;
  cursor: pointer;
  font-family: inherit;
  transition: background .15s var(--ease), color .15s var(--ease);
  white-space: nowrap;
}

.btn-resolve:hover {
  background: var(--blue);
  color: #fff;
  border-color: var(--blue);
}

/* ── Alert item — with note ───────────────────────────────── */
.alert-info {
  display: flex;
  flex-direction: column;
  gap: .15rem;
  min-width: 0;
}

.alert-note {
  font-size: .8rem;
  color: var(--muted);
  font-style: italic;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ── Resolved alert ───────────────────────────────────────── */
.alert-item-resolved {
  opacity: .55;
  border-left-color: var(--border) !important;
}

.dash-section-label-resolved {
  margin-top: .5rem;
}

.resolved-badge {
  flex-shrink: 0;
  font-size: .75rem;
  font-weight: 600;
  color: var(--muted);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: .25rem .7rem;
}

/* ── Confirmation — rate limited ──────────────────────────── */
.confirm-icon-warn {
  background: #fef9c3;
  color: #854d0e;
  box-shadow: 0 0 0 10px rgba(133,77,14,.06);
}

/* ── Quick Report ─────────────────────────────────────────── */
.quick-wrap {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.quick-header h2 {
  font-size: 1.375rem;
  font-weight: 700;
  letter-spacing: -.025em;
  margin-bottom: .25rem;
}

.quick-header p {
  font-size: .875rem;
  color: var(--muted);
}

.quick-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.quick-plate-input {
  width: 100%;
  height: 68px;
  padding: 0 1.25rem;
  font-size: 1.75rem;
  font-weight: 800;
  letter-spacing: .1em;
  text-transform: uppercase;
  border: 2px solid var(--border);
  border-radius: var(--r);
  background: var(--surface);
  color: var(--text);
  outline: none;
  font-family: inherit;
  transition: border-color .15s var(--ease), box-shadow .15s var(--ease);
}

.quick-plate-input::placeholder {
  color: var(--muted);
  opacity: .5;
  font-weight: 400;
  letter-spacing: 0;
}

.quick-plate-input:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px var(--blue-ring);
}

.quick-issue-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: .6rem;
}

.quick-issue-btn {
  position: relative;
  cursor: pointer;
}

.quick-issue-btn input[type="radio"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.quick-issue-btn span {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: .45rem;
  padding: 1.25rem .5rem 1.1rem;
  border: 1.5px solid var(--border);
  border-radius: var(--r-sm);
  text-align: center;
  font-size: .9rem;
  font-weight: 600;
  color: var(--text-2);
  background: var(--surface);
  transition: border-color .15s var(--ease), background .15s var(--ease),
              color .15s var(--ease), box-shadow .15s var(--ease);
  user-select: none;
  min-height: 90px;
}

.quick-icon {
  font-size: 1.75rem;
  line-height: 1;
  display: block;
}

.quick-issue-btn input:checked + span {
  border-color: var(--blue);
  background: var(--blue-lt);
  color: var(--blue);
  box-shadow: 0 0 0 2px rgba(37,99,235,.15);
}

.quick-issue-btn:hover span {
  border-color: #93c5fd;
  background: #f0f7ff;
}

.quick-issue-other {
  grid-column: 1 / -1;
}

.quick-note-input {
  width: 100%;
  height: 50px;
  padding: 0 1rem;
  font-size: 1rem;
  font-family: inherit;
  border: 1.5px dashed var(--border);
  border-radius: var(--r-sm);
  background: var(--bg);
  color: var(--text);
  outline: none;
  transition: border-color .15s var(--ease), box-shadow .15s var(--ease);
}

.quick-note-input:focus {
  border-color: var(--blue);
  border-style: solid;
  box-shadow: 0 0 0 3px var(--blue-ring);
  background: var(--surface);
}

.quick-submit {
  height: 54px;
  font-size: 1.05rem;
}

@media (max-width: 480px) {
  .quick-plate-input { font-size: 1.4rem; height: 60px; }
  .quick-issue-btn span { min-height: 80px; font-size: .8375rem; }
  .quick-icon { font-size: 1.5rem; }
}