/* ================================================================
   SRV Frontend — Certificate Verification Portal & Marksheet
   ================================================================ */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Playfair+Display:wght@700;800&display=swap');

:root {
  --srv-navy:      #0f2044;
  --srv-blue:      #1e40af;
  --srv-blue-lt:   #dbeafe;
  --srv-accent:    #f59e0b;
  --srv-pass:      #065f46;
  --srv-pass-bg:   #d1fae5;
  --srv-fail:      #991b1b;
  --srv-fail-bg:   #fee2e2;
  --srv-border:    #e5e7eb;
  --srv-bg:        #f8fafc;
  --srv-text:      #0f172a;
  --srv-muted:     #64748b;
  --srv-card-bg:   #ffffff;
  --srv-radius:    12px;
  --srv-shadow:    0 4px 32px rgba(15,32,68,.12);
}

/* ── Verification wrap ─────────────────────────────────────────── */
.srv-verify-wrap {
  max-width: 860px;
  margin: 0 auto;
  font-family: 'Inter', system-ui, sans-serif;
  color: var(--srv-text);
}

/* ── Header banner ─────────────────────────────────────────────── */
.srv-verify-header {
  background: linear-gradient(135deg, var(--srv-navy) 0%, var(--srv-blue) 100%);
  border-radius: var(--srv-radius) var(--srv-radius) 0 0;
  padding: 32px 28px 28px;
  text-align: center;
  color: #fff;
  position: relative;
  overflow: hidden;
}
.srv-verify-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 70% -10%, rgba(255,255,255,.08) 0%, transparent 60%);
}
.srv-verify-header .srv-logo {
  max-height: 72px;
  margin-bottom: 12px;
  filter: brightness(0) invert(1);
  position: relative;
}
.srv-verify-header h2 {
  margin: 0 0 4px !important;
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 1.7rem !important;
  font-weight: 800 !important;
  color: #fff !important;
  position: relative;
}
.srv-verify-subtitle {
  margin: 0 !important;
  font-size: .88rem;
  opacity: .8;
  letter-spacing: .5px;
  position: relative;
}

/* ── Form card ─────────────────────────────────────────────────── */
.srv-verify-form-wrap {
  background: var(--srv-card-bg);
  border: 1px solid var(--srv-border);
  border-top: none;
  border-radius: 0 0 var(--srv-radius) var(--srv-radius);
  padding: 28px 32px 32px;
  box-shadow: var(--srv-shadow);
}

/* ── Form grid ─────────────────────────────────────────────────── */
.srv-form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 18px;
  margin-bottom: 22px;
}
.srv-form-group { display: flex; flex-direction: column; gap: 7px; }
.srv-form-group label {
  font-size: .78rem;
  font-weight: 700;
  color: var(--srv-muted);
  text-transform: uppercase;
  letter-spacing: .6px;
}
.srv-form-group select,
.srv-form-group input[type="text"] {
  padding: 11px 15px;
  border: 1.5px solid var(--srv-border);
  border-radius: 8px;
  font-size: .92rem;
  color: var(--srv-text);
  background: var(--srv-bg);
  font-family: inherit;
  transition: border-color .2s, box-shadow .2s;
  appearance: none;
  -webkit-appearance: none;
}
.srv-form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%2364748b' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
}
.srv-form-group select:focus,
.srv-form-group input[type="text"]:focus {
  outline: none;
  border-color: var(--srv-blue);
  box-shadow: 0 0 0 3px rgba(30,64,175,.12);
  background: #fff;
}

/* ── Verify button ─────────────────────────────────────────────── */
.srv-form-footer { text-align: center; }
#srv-verify-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(135deg, var(--srv-navy), var(--srv-blue));
  color: #fff;
  border: none;
  padding: 14px 40px;
  border-radius: 50px;
  font-size: .95rem;
  font-weight: 700;
  cursor: pointer;
  letter-spacing: .5px;
  font-family: inherit;
  transition: transform .15s, box-shadow .15s, opacity .15s;
  box-shadow: 0 4px 16px rgba(30,64,175,.30);
}
#srv-verify-btn:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(30,64,175,.40); }
#srv-verify-btn:disabled { opacity: .6; cursor: not-allowed; transform: none; }

/* ── Spinner ───────────────────────────────────────────────────── */
.srv-loading { text-align: center; padding: 48px 20px; }
.srv-spinner {
  width: 44px; height: 44px;
  border: 4px solid #e5e7eb;
  border-top-color: var(--srv-blue);
  border-radius: 50%;
  animation: srv-spin 0.8s linear infinite;
  margin: 0 auto 16px;
}
@keyframes srv-spin { to { transform: rotate(360deg); } }
.srv-loading p { color: var(--srv-muted); font-size: .9rem; margin: 0; }

/* ── Not found / Error ─────────────────────────────────────────── */
.srv-not-found {
  text-align: center;
  padding: 44px 28px;
  background: #fff;
  border: 2px dashed #fca5a5;
  border-radius: var(--srv-radius);
  margin-top: 28px;
}
.srv-nf-icon { font-size: 3.5rem; display: block; margin-bottom: 12px; }
.srv-not-found h3 { color: var(--srv-fail); font-size: 1.25rem; margin: 0 0 8px; }
.srv-not-found p  { color: var(--srv-muted); margin: 0 0 6px; font-size: .9rem; }

/* ── Result wrap ───────────────────────────────────────────────── */
.srv-result-wrap { margin-top: 36px; }

/* ================================================================
   MARKSHEET
   ================================================================ */
.srv-marksheet {
  background: #fff;
  border-radius: 10px;
  box-shadow: var(--srv-shadow);
  overflow: hidden;
  font-family: 'Inter', sans-serif;
  color: var(--srv-text);
  max-width: 100%;
  margin: 0 auto;
  position: relative;
}

/* Watermark */
.srv-marksheet::after {
  content: 'VERIFIED';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%,-50%) rotate(-30deg);
  font-size: 7rem;
  font-weight: 900;
  color: rgba(30,64,175,.04);
  pointer-events: none;
  letter-spacing: 8px;
  white-space: nowrap;
  font-family: 'Playfair Display', serif;
}

/* ── Marksheet top banner ──────────────────────────────────────── */
.srv-ms-banner {
  background: linear-gradient(135deg, var(--srv-navy) 0%, var(--srv-blue) 100%);
  padding: 28px 32px;
  display: flex;
  align-items: center;
  gap: 20px;
}
.srv-ms-logo { max-height: 80px; filter: brightness(0) invert(1); }
.srv-ms-inst { flex: 1; text-align: center; }
.srv-ms-inst-name {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 1.5rem;
  font-weight: 800;
  color: #fff;
  margin: 0 0 4px;
  letter-spacing: .5px;
}
.srv-ms-inst-addr { color: rgba(255,255,255,.7); font-size: .82rem; margin: 0 0 10px; }
.srv-ms-title-badge {
  display: inline-block;
  background: rgba(255,255,255,.15);
  border: 1px solid rgba(255,255,255,.3);
  color: #fff;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 5px 16px;
  border-radius: 20px;
}

/* ── Info strip ────────────────────────────────────────────────── */
.srv-ms-strip {
  background: var(--srv-accent);
  display: flex;
  justify-content: space-around;
  padding: 10px 20px;
}
.srv-ms-strip-item { text-align: center; }
.srv-ms-strip-lbl { display: block; font-size: .68rem; font-weight: 700; text-transform: uppercase; letter-spacing: .5px; color: rgba(0,0,0,.5); }
.srv-ms-strip-val { display: block; font-size: .92rem; font-weight: 700; color: #0f172a; font-family: 'Courier New', monospace; }

/* ── Student details block ─────────────────────────────────────── */
.srv-ms-details {
  padding: 20px 28px;
  border-bottom: 1px solid var(--srv-border);
  background: var(--srv-bg);
}
.srv-ms-details-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 14px;
}
.srv-ms-field-lbl {
  font-size: .72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .5px;
  color: var(--srv-muted);
  display: block;
  margin-bottom: 3px;
}
.srv-ms-field-val {
  font-size: .97rem;
  font-weight: 600;
  color: var(--srv-text);
  border-bottom: 1.5px dotted var(--srv-border);
  padding-bottom: 6px;
  display: block;
}

/* ── Marks table section ───────────────────────────────────────── */
.srv-ms-marks-wrap { padding: 0 28px 20px; }
.srv-ms-marks-wrap h3 {
  font-size: .82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .8px;
  color: var(--srv-muted);
  margin: 20px 0 10px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--srv-border);
}
.srv-ms-table {
  width: 100%;
  border-collapse: collapse;
  font-size: .88rem;
}
.srv-ms-table th {
  background: var(--srv-navy);
  color: #fff;
  padding: 10px 14px;
  text-align: left;
  font-size: .76rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .4px;
}
.srv-ms-table th:not(:first-child) { text-align: center; }
.srv-ms-table td {
  padding: 10px 14px;
  border-bottom: 1px solid #f1f5f9;
  text-align: center;
}
.srv-ms-table td:nth-child(2) { text-align: left; }
.srv-ms-table tbody tr:hover td { background: #f8fafc; }
.srv-ms-table tfoot tr td { background: #eef2ff; font-weight: 700; border-top: 2px solid var(--srv-navy); padding: 11px 14px; }
.srv-ms-fail-row td { background: #fff5f5 !important; }
.srv-mark-obtained { font-weight: 700; font-size: 1rem; color: var(--srv-text); }

/* Sub status */
.srv-sub-badge {
  display: inline-block;
  padding: 2px 11px;
  border-radius: 20px;
  font-size: .76rem;
  font-weight: 700;
}
.srv-sub-pass { background: var(--srv-pass-bg); color: var(--srv-pass); }
.srv-sub-fail { background: var(--srv-fail-bg); color: var(--srv-fail); }

/* ── Summary row ───────────────────────────────────────────────── */
.srv-ms-summary {
  display: flex;
  justify-content: space-around;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  padding: 20px 28px;
  background: var(--srv-bg);
  border-top: 1px solid var(--srv-border);
}
.srv-ms-sum-item { text-align: center; }
.srv-ms-sum-lbl { display: block; font-size: .7rem; font-weight: 700; text-transform: uppercase; letter-spacing: .5px; color: var(--srv-muted); margin-bottom: 5px; }
.srv-ms-sum-val { font-size: 1.4rem; font-weight: 800; color: var(--srv-navy); }

/* Result badge large */
.srv-result-hero {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 22px;
  border-radius: 30px;
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: .5px;
}
.srv-result-pass { background: var(--srv-pass-bg); color: var(--srv-pass); border: 2px solid #6ee7b7; }
.srv-result-fail { background: var(--srv-fail-bg); color: var(--srv-fail); border: 2px solid #fca5a5; }
.srv-result-withheld { background: #fef3c7; color: #92400e; border: 2px solid #fde68a; }

/* ── Marksheet footer ──────────────────────────────────────────── */
.srv-ms-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  padding: 14px 28px;
  border-top: 2px solid var(--srv-navy);
  font-size: .78rem;
  color: var(--srv-muted);
  background: var(--srv-bg);
}
.srv-ms-footer-verified {
  display: flex;
  align-items: center;
  gap: 5px;
  color: var(--srv-pass);
  font-weight: 700;
  font-size: .82rem;
}
.srv-verified-dot {
  width: 8px; height: 8px;
  background: var(--srv-pass);
  border-radius: 50%;
  animation: srv-pulse 2s infinite;
}
@keyframes srv-pulse { 0%,100%{opacity:1} 50%{opacity:.4} }

/* ── Print/PDF actions ─────────────────────────────────────────── */
.srv-ms-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  padding: 18px;
  border-top: 1px solid var(--srv-border);
  background: #fff;
}
.srv-action-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: 8px;
  font-size: .88rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  font-family: inherit;
  transition: transform .15s, opacity .15s, box-shadow .15s;
}
.srv-action-btn:hover { transform: translateY(-2px); opacity: .92; }
.srv-btn-print { background: var(--srv-navy); color: #fff; }
.srv-btn-pdf   { background: var(--srv-accent); color: #fff; }

/* ── Print media ───────────────────────────────────────────────── */
@media print {
  .no-print, .srv-ms-actions, .srv-verify-header, .srv-verify-form-wrap, .srv-result-wrap > :not(.srv-marksheet) { display: none !important; }
  .srv-marksheet { box-shadow: none !important; border-radius: 0; }
  .srv-ms-banner { print-color-adjust: exact; -webkit-print-color-adjust: exact; }
  @page { margin: 10mm; }
}

/* ── Responsive ────────────────────────────────────────────────── */
@media (max-width: 600px) {
  .srv-verify-form-wrap { padding: 20px 18px; }
  .srv-ms-banner { flex-direction: column; text-align: center; }
  .srv-ms-marks-wrap { padding: 0 14px 16px; }
  .srv-ms-summary { padding: 16px 14px; }
  .srv-ms-footer  { padding: 12px 14px; }
}

/* ── Grade value in summary row ─────────────────────────────────────── */
.srv-ms-grade-val {
  font-size: 1.5rem;
  font-weight: 900;
  color: #1e40af;
  background: #eff6ff;
  border: 2px solid #bfdbfe;
  border-radius: 8px;
  padding: 0 14px;
  display: inline-block;
  line-height: 2;
}

/* ── Grade scale legend strip ────────────────────────────────────────── */
.srv-ms-grade-legend {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 10px;
  padding: 10px 28px 14px;
  background: #f8fafc;
  border-top: 1px solid var(--srv-border, #e5e7eb);
  font-size: .73rem;
}
.srv-ms-grade-legend-title {
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .5px;
  color: #6b7280;
  font-size: .68rem;
  width: 100%;
  margin-bottom: 2px;
}
.srv-gl-item {
  background: #fff;
  border: 1px solid #e5e7eb;
  border-radius: 4px;
  padding: 2px 8px;
  color: #374151;
}
.srv-gl-item b { color: #1e40af; }

/* ── Multi-course support ───────────────────────────────────────────── */
.srv-form-hint { display:block; margin-top:6px; font-size:.78rem; color: var(--srv-muted); line-height:1.45; }
.srv-ms-strip-item-wide { min-width: 220px; }
.srv-ms-course-list { display:flex; flex-wrap:wrap; justify-content:center; gap:6px; }
.srv-ms-course-badge { display:inline-block; background: rgba(255,255,255,.16); color:#000; border:1px solid rgba(255,255,255,.28); border-radius: 999px; padding: 4px 10px; font-size:.78rem; font-weight:700; }
.srv-ms-course-block { margin: 14px 0 18px; border: 1px solid var(--srv-border); border-radius: 10px; overflow: hidden; background: #fff; box-shadow: 0 1px 8px rgba(15,32,68,.04); }
.srv-ms-course-heading { padding: 10px 14px; background: #eff6ff; color: var(--srv-blue); font-size: .8rem; font-weight: 800; text-transform: uppercase; letter-spacing: .6px; border-bottom: 1px solid var(--srv-border); }