/* ============================================================
   Kernel Masters Certificate Portal — style.css  v0.5.0
   All pages use .kmv-* namespace. No legacy .page / .verification-panel.
   ============================================================ */

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

:root {
  --km-navy:       #061a33;
  --km-blue:       #003070;
  --km-teal:       #07c7c7;
  --km-teal-dark:  #00979c;
  --km-gold:       #d8a741;
  --ink:           #162033;
  --muted:         #667085;
  --line:          #dce6f2;
  --paper:         #ffffff;
  --bg:            #edf4fb;
  --success-bg:    #e9f8ef;
  --success-text:  #176b35;
  --danger-bg:     #fff2f0;
  --danger-text:   #b42318;
  --warning-bg:    #fff7df;
  --warning-text:  #8a5a00;
}

body, .kmv-body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background:
    radial-gradient(circle at top left,  rgba(7,199,199,0.14), transparent 30%),
    radial-gradient(circle at top right, rgba(0,48,112,0.10),  transparent 35%),
    var(--bg);
  color: var(--ink);
}

/* ── Page layout ──────────────────────────────────────────── */

.kmv-page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.kmv-page-width {
  width: 100%;
  max-width: 1200px;
  padding-left: 20px;
  padding-right: 20px;
}

/* ── Header ───────────────────────────────────────────────── */

.kmv-header {
  width: 100%;
  background: #ffffff;
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 100;
}

.kmv-header-inner {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.kmv-logo-link { display: inline-flex; align-items: center; text-decoration: none; }

.kmv-logo {
  width: 320px;
  max-width: 100%;
  max-height: 64px;
  object-fit: contain;
}

.kmv-header-label { text-align: right; }
.kmv-header-label span {
  display: block;
  color: var(--km-teal-dark);
  font-size: 11px;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.kmv-header-label strong {
  display: block;
  margin-top: 4px;
  color: var(--km-blue);
  font-size: 14px;
}

/* ── Status bar ───────────────────────────────────────────── */

.kmv-status-bar {
  margin: 32px auto 16px;
  text-align: center;
}

.kmv-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 18px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 800;
  margin-bottom: 10px;
}

.kmv-status-valid   { background: var(--success-bg); color: var(--success-text); }
.kmv-status-revoked { background: var(--danger-bg);  color: var(--danger-text); }
.kmv-status-draft   { background: var(--warning-bg); color: var(--warning-text); }
.kmv-status-invalid { background: #f1f3f6;           color: #4b5563; }

.kmv-status-message {
  margin: 6px 0 0;
  color: #4f5f73;
  font-size: 15px;
  line-height: 1.5;
}

/* ── Action bar ───────────────────────────────────────────── */

.kmv-action-bar {
  margin: 0 auto 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
}

/* Buttons */
.kmv-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  height: 42px;
  padding: 0 18px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  text-decoration: none;
  border: none;
  transition: opacity 0.15s, transform 0.1s;
}
.kmv-btn:hover  { opacity: 0.88; }
.kmv-btn:active { transform: scale(0.97); }

.kmv-btn-primary  { background: var(--km-blue);  color: #fff; }
.kmv-btn-outline  { background: #fff; color: var(--km-blue); border: 1.5px solid var(--km-blue); }
.kmv-btn-linkedin { background: #0a66c2; color: #fff; }

/* ── Certificate image frame ──────────────────────────────── */

/*
.kmv-cert-frame {
  margin: 0 auto 24px;
  background: #fff;
  border-radius: 20px;
  box-shadow: 0 24px 64px rgba(0,48,112,0.16);
  overflow: hidden;
  line-height: 0;
}

.kmv-cert-img,
.kmv-cert-frame svg {
  width: 100%;
  height: auto;
  display: block;
}
*/

/* v0.7.1 - Certificate preview sizing fix */

.kmv-certificate-preview-section {
  width: 100%;
  max-width: 1180px;
  margin: 24px auto 32px;
  padding: 0;
}

.kmv-cert-img,
.kmv-cert-frame {
  width: 100%;
  margin: 0 auto;
  padding: 0;
  line-height: 0;
  background: #ffffff;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 24px 64px rgba(0, 48, 112, 0.16);
}

.kmv-cert-frame svg {
  width: 100%;
  height: auto;
  display: block;
  margin: 0;
  padding: 0;
}

/* ── Details card ─────────────────────────────────────────── */

.kmv-details-card {
  margin: 0 auto 16px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 24px 28px;
  box-shadow: 0 8px 24px rgba(0,48,112,0.07);
}

.kmv-details-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.kmv-detail-item span {
  display: block;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.7px;
  color: var(--muted);
  margin-bottom: 5px;
}
.kmv-detail-item strong {
  font-size: 15px;
  color: var(--ink);
}

.kmv-preview-note {
  margin: 0 auto 32px;
  text-align: center;
  color: #64748b;
  font-size: 13px;
  line-height: 1.6;
}

/* ── Notice cards (revoked / draft / error) ────────────────── */

.kmv-notice-card {
  margin: 24px auto;
  max-width: 760px;
  border-radius: 18px;
  padding: 28px 32px;
  border: 1px solid var(--line);
  background: #ffffff;
  box-shadow: 0 12px 36px rgba(0,48,112,0.09);
}
.kmv-notice-card h3 { margin: 0 0 8px; font-size: 22px; }
.kmv-notice-card p  { margin: 0; color: #4f5f73; line-height: 1.6; }

.kmv-notice-danger  { border-color: #ffd0cc; background: #fffafa; }
.kmv-notice-danger h3 { color: var(--danger-text); }
.kmv-notice-warning { border-color: #ffe4a3; background: #fffdf5; }
.kmv-notice-warning h3 { color: var(--warning-text); }

.kmv-reason-box {
  margin-top: 16px;
  padding: 14px;
  border-radius: 12px;
  background: #fff2f0;
  border: 1px solid #ffd0cc;
}
.kmv-reason-box span   { display: block; color: var(--danger-text); font-size: 12px; margin-bottom: 5px; }
.kmv-reason-box strong { color: #7a271a; }

/* ── Home page card ────────────────────────────────────────── */

.kmv-main {
  flex: 1;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 56px 20px;
  display: flex;
  align-items: flex-start;
  justify-content: center;
}

.kmv-card {
  width: 100%;
  max-width: 760px;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 40px;
  box-shadow: 0 14px 38px rgba(0,48,112,0.08);
}

.kmv-card-top { text-align: center; margin-bottom: 30px; }

.kmv-system-label {
  display: inline-block;
  padding: 7px 12px;
  border-radius: 999px;
  background: #eefafa;
  color: #007f86;
  border: 1px solid #cbeeee;
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  margin-bottom: 14px;
}

.kmv-card-top h1 { margin: 0; color: var(--km-blue); font-size: 32px; line-height: 1.18; }
.kmv-card-top p  { margin: 12px auto 0; max-width: 540px; color: #54657a; font-size: 16px; line-height: 1.65; }

.kmv-form { margin-top: 8px; }
.kmv-form label { display: block; margin-bottom: 9px; color: var(--ink); font-size: 14px; font-weight: 900; }

.kmv-search-row {
  display: grid;
  grid-template-columns: 1fr 132px;
  gap: 10px;
}
.kmv-search-row input {
  height: 52px;
  width: 100%;
  border: 1.5px solid #cbd8e5;
  border-radius: 10px;
  padding: 0 15px;
  color: var(--ink);
  font-size: 16px;
  outline: none;
}
.kmv-search-row input:focus {
  border-color: var(--km-teal-dark);
  box-shadow: 0 0 0 3px rgba(0,151,156,0.13);
}
.kmv-search-row button {
  height: 52px;
  border: none;
  border-radius: 10px;
  background: var(--km-blue);
  color: #fff;
  font-size: 15px;
  font-weight: 900;
  cursor: pointer;
}
.kmv-search-row button:hover { background: #00428f; }

.kmv-error { margin: 10px 0 0; color: var(--danger-text); font-size: 14px; font-weight: 800; }

.kmv-example-box {
  margin-top: 22px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  background: #fbfdff;
}
.kmv-example-box div         { padding: 15px 18px; }
.kmv-example-box div + div   { border-left: 1px solid var(--line); }
.kmv-example-box span {
  display: block;
  color: #6b7b8f;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.7px;
  margin-bottom: 6px;
}
.kmv-example-box strong { color: var(--ink); font-size: 14px; word-break: break-word; }

.kmv-note {
  margin-top: 22px;
  padding: 15px 17px;
  border-left: 4px solid var(--km-teal-dark);
  background: #f6fbfc;
  color: #526378;
  font-size: 14px;
  line-height: 1.6;
}
.kmv-note strong { color: var(--km-blue); }

/* ── Search results ────────────────────────────────────────── */

.kmv-results-card { max-width: 920px; }

.kmv-back-link {
  display: inline-flex;
  margin-bottom: 24px;
  color: var(--km-teal-dark);
  font-weight: 900;
  text-decoration: none;
}
.kmv-back-link:hover { text-decoration: underline; }

.kmv-result-list { display: grid; gap: 14px; }

.kmv-result-item {
  display: grid;
  grid-template-columns: 1fr 210px;
  gap: 22px;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 20px;
  background: #fbfdff;
}

.kmv-result-status {
  display: inline-flex;
  padding: 5px 10px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 900;
  text-transform: uppercase;
  margin-bottom: 10px;
}
.kmv-status-valid   { background: var(--success-bg); color: var(--success-text); }
.kmv-status-draft   { background: var(--warning-bg); color: var(--warning-text); }
.kmv-status-revoked { background: var(--danger-bg);  color: var(--danger-text); }

.kmv-result-item h2 { margin: 0; color: var(--km-blue); font-size: 21px; }
.kmv-result-item p  { margin: 7px 0 12px; color: #526378; }

.kmv-result-meta { display: flex; flex-wrap: wrap; gap: 9px 16px; }
.kmv-result-meta span   { color: #6b7b8f; font-size: 13px; }
.kmv-result-meta strong { color: var(--ink); }

.kmv-result-action {
  border-left: 1px solid var(--line);
  padding-left: 20px;
}
.kmv-result-action span {
  display: block;
  color: #6b7b8f;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.7px;
  margin-bottom: 5px;
}
.kmv-result-action strong {
  display: block;
  color: var(--ink);
  font-size: 14px;
  word-break: break-word;
  margin-bottom: 14px;
}
.kmv-result-action a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 0 16px;
  border-radius: 9px;
  background: var(--km-blue);
  color: #fff;
  font-weight: 900;
  font-size: 14px;
  text-decoration: none;
}
.kmv-result-action a:hover { background: #00428f; }

.kmv-alert { border-radius: 14px; padding: 20px; font-size: 15px; line-height: 1.6; }
.kmv-alert-danger { background: #fffafa; border: 1px solid #ffd0cc; color: #7a271a; }
.kmv-alert h2 { margin: 0 0 8px; color: var(--danger-text); }
.kmv-alert p  { margin: 0; }

/* ── Footer ────────────────────────────────────────────────── */

.kmv-footer {
  width: 100%;
  max-width: 1200px;
  margin: auto auto 0;
  padding: 20px 20px 28px;
  display: flex;
  justify-content: space-between;
  gap: 18px;
  color: #6b7b8f;
  font-size: 13px;
}
.kmv-footer a { color: inherit; }

/* ── Print styles ──────────────────────────────────────────── */

@media print {
  @page {
    size: A4 landscape;
    margin: 0;
  }

  html,
  body {
    width: 297mm !important;
    height: 210mm !important;
    margin: 0 !important;
    padding: 0 !important;
    background: #ffffff !important;
    overflow: hidden !important;
  }

  body * {
    visibility: hidden !important;
  }

  .kmv-certificate-preview-section,
  .kmv-certificate-preview-section *,
  .kmv-cert-frame,
  .kmv-cert-frame * {
    visibility: visible !important;
  }

  .kmv-header,
  .kmv-action-bar,
  .kmv-status-bar,
  .kmv-details-card,
  .kmv-preview-note,
  .kmv-footer,
  .kmv-support-email,
  .certificate-loader {
    display: none !important;
  }

  .kmv-page,
  .kmv-main,
  .kmv-page-width {
    display: block !important;
    width: 297mm !important;
    height: 210mm !important;
    max-width: none !important;
    min-height: 0 !important;
    margin: 0 !important;
    padding: 0 !important;
    overflow: hidden !important;
    background: #ffffff !important;
  }

  .kmv-certificate-preview-section {
    position: fixed !important;
    left: 0 !important;
    top: 0 !important;
    width: 297mm !important;
    height: 210mm !important;
    max-width: none !important;
    margin: 0 !important;
    padding: 0 !important;
    overflow: hidden !important;
    background: #ffffff !important;
  }

  .kmv-cert-frame {
    position: fixed !important;
    left: 0 !important;
    top: 0 !important;

    /* Slightly smaller than A4 to prevent browser overflow into page 2 */
    width: 296mm !important;
    height: 209mm !important;

    max-width: none !important;
    margin: 0 !important;
    padding: 0 !important;
    border-radius: 0 !important;
    box-shadow: none !important;
    overflow: hidden !important;
    line-height: 0 !important;
    background: #ffffff !important;
  }

  .kmv-cert-frame svg {
    width: 296mm !important;
    height: 209mm !important;
    display: block !important;
    margin: 0 !important;
    padding: 0 !important;
  }
}
/* ── Responsive ────────────────────────────────────────────── */

@media (max-width: 900px) {
  .kmv-details-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 760px) {
  .kmv-header-inner  { flex-direction: column; align-items: flex-start; gap: 10px; }
  .kmv-header-label  { text-align: left; }
  .kmv-logo          { width: 100%; max-height: 56px; }
  .kmv-main          { padding: 32px 16px; }
  .kmv-card          { padding: 26px 20px; border-radius: 14px; }
  .kmv-card-top h1   { font-size: 26px; }
  .kmv-search-row    { grid-template-columns: 1fr; }
  .kmv-example-box   { grid-template-columns: 1fr; }
  .kmv-example-box div + div { border-left: none; border-top: 1px solid var(--line); }
  .kmv-result-item   { grid-template-columns: 1fr; }
  .kmv-result-action { border-left: none; border-top: 1px solid var(--line); padding-left: 0; padding-top: 14px; }
  .kmv-footer        { flex-direction: column; gap: 6px; }
  .kmv-action-bar    { justify-content: flex-start; }
  .kmv-details-grid  { grid-template-columns: 1fr; }
}

@media (max-width: 540px) {
  .kmv-card          { padding: 20px 16px; }
  .kmv-notice-card   { padding: 22px 18px; }
  .kmv-action-bar .kmv-btn { font-size: 13px; height: 38px; padding: 0 14px; }
}


/* v0.6.2 - Certificate loading overlay */

.certificate-loader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(248, 251, 255, 0.96);
  backdrop-filter: blur(8px);
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.certificate-loader-hidden {
  opacity: 0;
  visibility: hidden;
}

.certificate-loader-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  padding: 28px 34px;
  border: 1px solid #d7e3ee;
  border-radius: 18px;
  background: #ffffff;
  box-shadow: 0 20px 60px rgba(0, 48, 112, 0.16);
}

.certificate-loader-card p {
  margin: 0;
  color: #003070;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.3px;
}

.certificate-spinner {
  width: 42px;
  height: 42px;
  border: 4px solid #d7e3ee;
  border-top-color: #08c7c8;
  border-radius: 50%;
  animation: certificate-spin 0.8s linear infinite;
}

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


/* ── Certificate design availability messages ───────────────── */

.kmv-result-template-note {
  display: block;
  margin-top: 9px;
  color: var(--warning-text);
  font-size: 12px;
  font-weight: 800;
}

.kmv-template-meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 18px;
}

.kmv-template-meta > div {
  padding: 13px 15px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.75);
}

.kmv-template-meta span {
  display: block;
  margin-bottom: 5px;
  color: var(--muted);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.6px;
}

.kmv-template-meta strong {
  color: var(--ink);
  font-size: 14px;
  word-break: break-word;
}

.kmv-template-support {
  margin-top: 16px !important;
}

.kmv-template-support a {
  color: var(--km-blue);
  font-weight: 800;
}

@media (max-width: 540px) {
  .kmv-template-meta {
    grid-template-columns: 1fr;
  }
}