/* ──────────────────────────────────────────────────────────
   OmyPix – Validation Wizard Styles
   No framework. CSS custom properties + mobile-first.
   ────────────────────────────────────────────────────────── */

:root {
  --color-primary:      #00b37e;
  --color-primary-dark: #008f63;
  --color-primary-light:#e6f9f3;
  --color-bg:           #ffffff;
  --color-surface:      #f8fafb;
  --color-border:       #e2e8f0;
  --color-text:         #1a202c;
  --color-text-muted:   #718096;
  --color-error:        #e53e3e;
  --color-error-light:  #fff5f5;
  --color-success:      #00b37e;
  --color-warning:      #d97706;

  --radius-sm:  6px;
  --radius-md:  12px;
  --radius-lg:  20px;

  --shadow-sm:  0 1px 3px rgba(0,0,0,.08);
  --shadow-md:  0 4px 16px rgba(0,0,0,.10);
  --shadow-lg:  0 8px 32px rgba(0,0,0,.12);

  --font-sans: 'Segoe UI', system-ui, -apple-system, sans-serif;
  --transition: 180ms ease;
}

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

html { font-size: 16px; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font-sans);
  background: var(--color-bg);
  color: var(--color-text);
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* ── Layout ───────────────────────────────────────────────── */
.page-header {
  width: 100%;
  padding: 20px 24px;
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid var(--color-border);
}

.page-header .logo { height: 36px; }
.page-header .tagline {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-left: auto;
}

main {
  width: 100%;
  max-width: 480px;
  padding: 24px 16px 48px;
  flex: 1;
}

/* ── Progress bar ─────────────────────────────────────────── */
.progress-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 28px;
}

.progress-step {
  flex: 1;
  height: 4px;
  background: var(--color-border);
  border-radius: 2px;
  transition: background var(--transition);
}

.progress-step.active  { background: var(--color-primary); }
.progress-step.done    { background: var(--color-primary-dark); }

/* ── Card ─────────────────────────────────────────────────── */
.card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  box-shadow: var(--shadow-md);
}

.card-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 6px;
}

.card-subtitle {
  font-size: 14px;
  color: var(--color-text-muted);
  margin-bottom: 24px;
  line-height: 1.5;
}

/* ── Form ─────────────────────────────────────────────────── */
.form-group {
  margin-bottom: 18px;
}

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: .04em;
}

.form-input,
.form-select {
  width: 100%;
  padding: 11px 14px;
  font-size: 15px;
  font-family: var(--font-sans);
  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);
  appearance: none;
  -webkit-appearance: none;
}

.form-input:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0,179,126,.15);
}

.form-input.error {
  border-color: var(--color-error);
}

.form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23718096' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}

.form-hint {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-top: 5px;
}

/* ── Captcha placeholder ──────────────────────────────────── */
.captcha-wrapper {
  margin: 20px 0;
  min-height: 65px;
  display: flex;
  align-items: center;
}

/* ── Buttons ──────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 13px 20px;
  font-size: 15px;
  font-weight: 600;
  font-family: var(--font-sans);
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background var(--transition), transform 60ms ease, opacity var(--transition);
  user-select: none;
}

.btn:active { transform: scale(.98); }

.btn-primary {
  background: var(--color-primary);
  color: #fff;
}

.btn-primary:hover:not(:disabled) {
  background: var(--color-primary-dark);
}

.btn-secondary {
  background: var(--color-surface);
  color: var(--color-text);
  border: 1.5px solid var(--color-border);
}

.btn-secondary:hover:not(:disabled) {
  background: var(--color-border);
}

.btn:disabled {
  opacity: .5;
  cursor: not-allowed;
}

.btn-loading::after {
  content: '';
  display: block;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255,255,255,.4);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin .7s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* ── Alert messages ───────────────────────────────────────── */
.alert {
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  line-height: 1.5;
  margin-bottom: 16px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.alert-error   { background: var(--color-error-light); color: var(--color-error); border: 1px solid #feb2b2; }
.alert-info    { background: var(--color-primary-light); color: var(--color-primary-dark); border: 1px solid #9ae6d0; }
.alert-success { background: var(--color-primary-light); color: var(--color-primary-dark); border: 1px solid #9ae6d0; }

/* ── Code display ─────────────────────────────────────────── */
.code-display {
  background: var(--color-surface);
  border: 2px dashed var(--color-primary);
  border-radius: var(--radius-md);
  padding: 20px;
  text-align: center;
  margin: 20px 0;
}

.code-display .code-value {
  font-size: 32px;
  font-weight: 800;
  letter-spacing: 10px;
  color: var(--color-primary);
  font-variant-numeric: tabular-nums;
  font-family: 'Courier New', monospace;
}

.copy-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 12px;
  padding: 6px 14px;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-primary);
  background: transparent;
  border: 1.5px solid var(--color-primary);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
}

.copy-btn:hover {
  background: var(--color-primary);
  color: #fff;
}

.copy-btn.copied {
  background: var(--color-primary);
  color: #fff;
}

/* ── Countdown timer ──────────────────────────────────────── */
.countdown {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--color-text-muted);
  margin: 12px 0;
}

.countdown .time-value {
  font-weight: 700;
  color: var(--color-text);
  font-variant-numeric: tabular-nums;
}

.countdown.urgent .time-value { color: var(--color-error); }

/* ── QR Code ──────────────────────────────────────────────── */
.qrcode-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin: 20px 0;
}

.qrcode-wrapper img {
  width: 200px;
  height: 200px;
  border: 4px solid var(--color-border);
  border-radius: var(--radius-md);
  background: #fff;
}

.pix-copia-cola {
  width: 100%;
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  font-size: 12px;
  font-family: 'Courier New', monospace;
  word-break: break-all;
  color: var(--color-text-muted);
  margin: 12px 0;
  resize: none;
  min-height: 64px;
}

.valor-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
  padding: 6px 14px;
  border-radius: 20px;
  font-weight: 700;
  font-size: 15px;
  margin: 8px 0;
}

/* ── Success step ─────────────────────────────────────────── */
.success-icon {
  width: 72px;
  height: 72px;
  background: var(--color-primary-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}

.success-icon svg { color: var(--color-primary); }

.validation-summary {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  margin: 16px 0;
}

.validation-summary dt {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: var(--color-text-muted);
  font-weight: 600;
}

.validation-summary dd {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 10px;
}

/* ── Error step ───────────────────────────────────────────── */
.error-icon {
  width: 72px;
  height: 72px;
  background: var(--color-error-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}

/* ── Polling indicator ────────────────────────────────────── */
.polling-indicator {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--color-text-muted);
  margin-top: 12px;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  background: var(--color-primary);
  border-radius: 50%;
  animation: pulse 1.2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: .4; transform: scale(.7); }
}

/* ── Tab bar ──────────────────────────────────────────────── */
.tab-bar {
  display: flex;
  gap: 4px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 4px;
  margin-bottom: 24px;
}

.tab-btn {
  flex: 1;
  padding: 9px 12px;
  font-size: 14px;
  font-weight: 600;
  font-family: var(--font-sans);
  border: none;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition);
}

.tab-btn.active {
  background: var(--color-bg);
  color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.tab-btn:hover:not(.active) {
  color: var(--color-text);
}

/* ── Verificar result ─────────────────────────────────────── */
.verificar-result-box {
  border-radius: var(--radius-md);
  padding: 20px;
  text-align: center;
  margin-bottom: 20px;
}

.verificar-result-box.validated {
  background: var(--color-primary-light);
  border: 1px solid #9ae6d0;
}

.verificar-result-box.not-validated {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
}

.verificar-result-box .result-icon {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 12px;
}

.verificar-result-box.validated .result-icon {
  background: rgba(0,179,126,.15);
}

.verificar-result-box.not-validated .result-icon {
  background: var(--color-border);
}

.verificar-result-box .result-title {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 4px;
}

.verificar-result-box.validated .result-title { color: var(--color-primary-dark); }
.verificar-result-box.not-validated .result-title { color: var(--color-text-muted); }

.verificar-result-box .result-date {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-top: 4px;
}

/* ── Hidden utility ───────────────────────────────────────── */
.hidden { display: none !important; }

/* ── Footer ───────────────────────────────────────────────── */
.page-footer {
  width: 100%;
  padding: 16px 24px;
  text-align: center;
  font-size: 12px;
  color: var(--color-text-muted);
  border-top: 1px solid var(--color-border);
}

/* ── Responsive tweaks ────────────────────────────────────── */
@media (min-width: 480px) {
  main { padding: 32px 24px 64px; }
  .card { padding: 36px 32px; }
}