/* ==========================================================================
   ALS ENGENHARIA - CERTIFICADO OFICIAL & VALIDADOR PÚBLICO
   ========================================================================== */

:root {
  --bg-cert: #032240;
  --surface-cert: #072B50;
  --gold: #D4AF37;
  --navy-deep: #032240;
  --orange: #FF4E00;
  --text-light: #F8FAFC;
  --text-muted: #A0A3A8;
  --font-cinzel: 'Montserrat', sans-serif;
  --font-montserrat: 'Montserrat', sans-serif;
  --font-mono: 'Montserrat', monospace;
  --font-inter: 'Montserrat', sans-serif;
}

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

body {
  margin: 0;
  padding: 32px 16px;
  background-color: var(--bg-cert);
  color: var(--text-light);
  font-family: var(--font-montserrat);
  font-weight: 300;
  -webkit-font-smoothing: antialiased;
}

.font-cinzel { font-family: var(--font-montserrat); font-weight: 800; }
.font-montserrat { font-family: var(--font-montserrat); }
.font-mono { font-family: var(--font-mono); }
.font-signature { font-family: 'Brush Script MT', 'Dancing Script', cursive, serif; }

/* Control Bar */
.control-bar {
  max-width: 1020px;
  margin: 0 auto 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  background: var(--surface-cert);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.back-link {
  color: var(--orange);
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 6px;
}

.back-link:hover {
  color: #FFF;
}

.btn-print {
  padding: 10px 20px;
  background: var(--orange);
  color: white;
  border: none;
  border-radius: 10px;
  font-family: var(--font-montserrat);
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(255,107,0,0.3);
  transition: transform .12s ease, background .15s ease;
}

.btn-print:hover {
  background: #E05E00;
  transform: translateY(-1px);
}

/* Certificate Layout (A4 Landscape) */
.certificate-wrapper {
  max-width: 1020px;
  margin: 0 auto 40px;
  background: #FDFBF7;
  color: var(--navy-deep);
  padding: clamp(32px, 5vw, 56px);
  border-radius: 20px;
  box-shadow: 0 25px 70px rgba(0,0,0,0.4);
  position: relative;
  overflow: hidden;
  border: 12px solid var(--navy-deep);
}

.frame-gold {
  position: absolute;
  inset: 8px;
  border: 2px solid var(--gold);
  pointer-events: none;
}

.frame-inner {
  position: absolute;
  inset: 14px;
  border: 1px solid rgba(11, 30, 54, 0.15);
  pointer-events: none;
}

.watermark {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.04;
  pointer-events: none;
}

.watermark img {
  width: 420px;
  height: 420px;
  object-fit: contain;
}

.cert-header {
  position: relative;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 20px;
  border-bottom: 1px solid rgba(212, 175, 55, 0.4);
  margin-bottom: 28px;
}

.cert-brand {
  display: flex;
  align-items: center;
  gap: 16px;
}

.cert-logo {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  border: 2px solid var(--navy-deep);
  background: white;
}

.cert-brand-title {
  font-family: var(--font-cinzel);
  font-size: 22px;
  font-weight: 900;
  letter-spacing: 0.05em;
  display: block;
}

.cert-brand-sub {
  font-family: var(--font-montserrat);
  font-size: 10px;
  font-weight: 800;
  color: var(--orange);
  text-transform: uppercase;
  letter-spacing: 2px;
  display: block;
}

.cert-auth-box {
  text-align: right;
}

.cert-auth-label {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  color: #64748B;
  display: block;
}

.cert-auth-hash {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 800;
  color: var(--navy-deep);
}

.cert-title-block {
  text-align: center;
  position: relative;
  z-index: 10;
  margin: 20px 0;
}

.cert-main-title {
  font-family: var(--font-cinzel);
  font-size: clamp(36px, 5vw, 52px);
  font-weight: 900;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin: 0 0 6px;
}

.cert-sub-title {
  font-family: var(--font-montserrat);
  font-size: 11px;
  font-weight: 800;
  color: var(--gold);
  letter-spacing: 3px;
  text-transform: uppercase;
  display: block;
}

.cert-body-text {
  position: relative;
  z-index: 10;
  text-align: center;
  max-width: 800px;
  margin: 24px auto;
  font-size: 15px;
  line-height: 1.6;
  color: #1E293B;
}

.student-name-highlight {
  font-family: var(--font-montserrat);
  font-size: 24px;
  font-weight: 900;
  color: var(--navy-deep);
  text-transform: uppercase;
  margin: 8px 0;
  display: block;
  text-decoration: underline;
  text-decoration-color: var(--gold);
  text-decoration-thickness: 2px;
  text-underline-offset: 6px;
}

.course-box {
  background: rgba(11, 30, 54, 0.04);
  border: 1px solid rgba(212, 175, 55, 0.35);
  border-radius: 14px;
  padding: 16px 20px;
  margin: 20px 0;
}

.course-box h2 {
  font-family: var(--font-montserrat);
  font-size: 20px;
  font-weight: 900;
  color: var(--orange);
  margin: 0 0 4px;
  text-transform: uppercase;
}

.workload-text {
  font-family: var(--font-montserrat);
  font-size: 12px;
  font-weight: 700;
  color: #475569;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.cert-footer-grid {
  position: relative;
  z-index: 10;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  align-items: flex-end;
  gap: 20px;
  padding-top: 24px;
  border-top: 1px solid rgba(212, 175, 55, 0.4);
  margin-top: 32px;
  font-size: 12px;
}

.signature-block {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.signature-font {
  font-family: 'Brush Script MT', cursive;
  font-size: 26px;
  color: var(--navy-deep);
  margin-bottom: 2px;
}

.signature-line {
  width: 180px;
  height: 1px;
  background: var(--navy-deep);
  margin-bottom: 4px;
}

.engineer-name {
  font-family: var(--font-montserrat);
  font-size: 12px;
  font-weight: 800;
  display: block;
}

.engineer-crea {
  font-family: var(--font-mono);
  font-size: 10px;
  color: #64748B;
}

.qrcode-block {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.qrcode-img {
  width: 80px;
  height: 80px;
  background: white;
  border: 1px solid #CBD5E1;
  padding: 4px;
  border-radius: 6px;
}

/* Verso */
.syllabus-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  background: rgba(11, 30, 54, 0.03);
  padding: 20px 24px;
  border-radius: 12px;
  border: 1px solid #E2E8F0;
  margin: 16px 0;
  font-size: 13px;
}

/* Validador Público Form */
.verify-container {
  max-width: 640px;
  margin: 0 auto;
  padding: 28px;
  background: var(--surface-cert);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 20px;
  text-align: center;
  box-shadow: 0 15px 40px rgba(0,0,0,0.3);
}

.verify-form {
  display: flex;
  gap: 8px;
  margin-top: 16px;
}

.verify-input {
  flex: 1;
  padding: 12px 16px;
  background: var(--bg-cert);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 10px;
  color: white;
  font-family: var(--font-mono);
  font-size: 14px;
  outline: none;
}

.verify-input:focus {
  border-color: var(--orange);
}

.btn-verify {
  padding: 12px 24px;
  background: var(--orange);
  color: white;
  border: none;
  border-radius: 10px;
  font-family: var(--font-montserrat);
  font-size: 13px;
  font-weight: 800;
  cursor: pointer;
}

/* Regras Mobile (mobile-app-ui-design) */
@media (max-width: 768px) {
  body {
    padding: 16px 12px;
  }

  .control-bar {
    flex-direction: column;
    gap: 12px;
    padding: 14px 16px;
    align-items: stretch;
  }

  .back-link {
    justify-content: center;
    padding: 8px 0;
  }

  .btn-print {
    width: 100%;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
  }

  .verify-form {
    flex-direction: column;
    gap: 10px;
  }

  .verify-input, .btn-verify {
    width: 100%;
    height: 48px;
  }

  .certificate-wrapper {
    overflow-x: auto;
    font-size: 0.9em;
  }
}

/* Regras de Impressão e PDF */
@media print {
  body {
    background: transparent !important;
    padding: 0 !important;
    margin: 0 !important;
  }

  .no-print {
    display: none !important;
  }

  .certificate-wrapper {
    page-break-inside: avoid;
    page-break-after: always;
    border-width: 8px !important;
    box-shadow: none !important;
    margin: 0 auto !important;
    max-width: 100% !important;
    width: 100% !important;
    border-radius: 0 !important;
  }
}