/* GV EngageStudio — shared stylesheet */

:root {
  --blue: #0070B2;
  --blue-dark: #0F1E30;
  --blue-light: #F0F8FF;
  --text: #0F1E30;
  --text-muted: #5A7499;
  --text-faint: #94A3B8;
  --border: #D0DAE8;
  --bg: #F0F4F9;
  --card-bg: #FFFFFF;
  --green: #1E7A34;
  --green-bg: #EFFBF2;
  --red: #B3261E;
  --red-bg: #FBEAEA;
  --amber: #B8720B;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }

h1 { font-size: 24px; margin: 0 0 8px; }
h2 { font-size: 17px; margin: 24px 0 10px; }
h3 { margin: 0 0 8px; }

.wrap { max-width: 1080px; margin: 0 auto; padding: 24px 20px 60px; }
.wrap.narrow { max-width: 480px; }

/* --- Top nav --- */
.topbar { background: var(--card-bg); border-bottom: 1px solid var(--border); }
.topbar-inner {
  max-width: 1080px; margin: 0 auto; padding: 14px 20px;
  display: flex; align-items: center; gap: 24px;
}
.brand { font-weight: 800; color: var(--blue-dark); font-size: 17px; }
.brand:hover { text-decoration: none; }
.topnav { display: flex; gap: 18px; flex: 1; }
.topnav a { color: var(--text-muted); font-weight: 600; font-size: 14px; }
.topnav a.active, .topnav a:hover { color: var(--blue); }
.topbar-user { display: flex; align-items: center; gap: 12px; font-size: 13px; color: var(--text-muted); }

/* --- Auth pages --- */
.auth-brand { text-align: center; font-weight: 800; font-size: 20px; color: var(--blue-dark); padding: 32px 0 0; }
.auth-card { background: var(--card-bg); border: 1px solid var(--border); border-radius: 12px; margin-top: 24px; overflow: hidden; }
.auth-card-header { background: #F8FAFC; padding: 12px 32px; font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; color: var(--text-muted); border-bottom: 1px solid var(--border); }
.auth-card-body { padding: 28px 32px 32px; }
.auth-title { margin-bottom: 6px; }
.auth-subtitle { color: var(--text-muted); font-size: 14px; margin: 0 0 20px; }
.auth-links { text-align: center; margin-top: 16px; font-size: 13px; }
.email-split { display: flex; align-items: center; border: 1px solid var(--border); border-radius: 8px; overflow: hidden; margin-bottom: 18px; }
.email-split input { border: none; flex: 1; padding: 10px 12px; font-size: 15px; }
.email-split input:focus { outline: none; }
.email-split .suffix { padding: 10px 12px; background: #F8FAFC; color: var(--text-muted); font-size: 14px; }
.otp-input { width: 100%; font-size: 24px; letter-spacing: 6px; text-align: center; padding: 12px; border: 1px solid var(--border); border-radius: 8px; margin-bottom: 16px; }

/* --- Forms --- */
.field-label { display: block; font-size: 13px; font-weight: 700; color: var(--blue-dark); margin: 16px 0 6px; }
.field-label .req { color: var(--red); }
.field-label .optional { font-weight: 400; color: var(--text-faint); }
.field-hint { font-size: 12px; color: var(--text-muted); margin: 6px 0 0; }
input[type=text], input[type=email], input[type=url], input[type=number], input[type=password], textarea {
  width: 100%; padding: 10px 12px; border: 1px solid var(--border); border-radius: 8px; font-size: 14px; font-family: inherit;
}
input:focus, textarea:focus { outline: 2px solid var(--blue); outline-offset: -1px; }
input[type=file] { padding: 8px 0; }

/* --- Buttons --- */
.btn-primary, .btn-secondary, .btn-plain, .btn-danger {
  display: inline-block; font-size: 14px; font-weight: 700; border-radius: 8px; padding: 10px 18px;
  border: none; cursor: pointer; text-align: center; font-family: inherit;
}
.btn-primary { background: var(--blue); color: #fff; margin-top: 20px; }
.btn-primary:hover { background: #005a8f; text-decoration: none; }
.btn-primary.btn-large { font-size: 16px; padding: 14px 28px; margin-top: 0; }
.btn-secondary { background: #fff; color: var(--blue); border: 1px solid var(--blue); }
.btn-secondary:hover { background: var(--blue-light); text-decoration: none; }
.btn-plain { background: none; color: var(--text-muted); border: 1px solid var(--border); font-weight: 600; padding: 6px 12px; }
.btn-plain:hover { background: #F8FAFC; text-decoration: none; }
.btn-danger { background: #fff; color: var(--red); border: 1px solid var(--red); }
.btn-danger:hover { background: var(--red-bg); }
.btn-danger-text { color: var(--red) !important; border-color: var(--red) !important; }
button:disabled { opacity: 0.5; cursor: not-allowed; }

/* --- Alerts --- */
.alert { padding: 12px 16px; border-radius: 8px; font-size: 14px; margin-bottom: 16px; }
.alert.error { background: var(--red-bg); color: var(--red); border: 1px solid #F1C4C1; }
.alert.info { background: var(--blue-light); color: var(--blue); border: 1px solid #BFE0F5; }

/* --- Page head --- */
.page-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; margin-bottom: 20px; flex-wrap: wrap; }

/* --- Content grid / cards --- */
.content-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 16px; }
.content-card { background: var(--card-bg); border: 1px solid var(--border); border-radius: 12px; padding: 18px; display: flex; flex-direction: column; }
.content-card-top { display: flex; gap: 6px; margin-bottom: 10px; }
.content-title { font-size: 16px; margin: 0 0 6px; }
.content-desc { font-size: 13px; color: var(--text-muted); margin: 0 0 10px; }
.content-meta { font-size: 12px; color: var(--text-faint); margin: 0 0 10px; }
.content-card-actions { margin-top: auto; display: flex; gap: 8px; flex-wrap: wrap; padding-top: 8px; }
.empty-state { text-align: center; padding: 60px 20px; color: var(--text-muted); }
.empty-state .btn-primary { margin-top: 16px; }

.badge { display: inline-block; font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; padding: 3px 9px; border-radius: 100px; background: #EEF2F7; color: var(--text-muted); }
.badge-video { background: #E9EEFB; color: #3348B8; }
.badge-pdf { background: #FBEAEA; color: #B3261E; }
.badge-link { background: #EAF7EE; color: var(--green); }
.badge-owner { background: #FFF3DA; color: var(--amber); }

.reviewed-tag { color: var(--green); font-size: 13px; font-weight: 700; margin: 6px 0; }
.muted { color: var(--text-faint); font-size: 14px; }

/* --- Upload type toggle --- */
.type-toggle { display: flex; gap: 8px; margin: 16px 0; }
.type-toggle-btn { flex: 1; padding: 10px; border-radius: 8px; border: 1px solid var(--border); background: #fff; font-weight: 700; font-size: 13px; cursor: pointer; color: var(--text-muted); }
.type-toggle-btn.active { border-color: var(--blue); color: var(--blue); background: var(--blue-light); }
.mode-section { margin-top: 8px; }

/* --- Editor page --- */
.editor-columns { display: grid; grid-template-columns: 1.3fr 1fr; gap: 32px; align-items: start; }
@media (max-width: 860px) { .editor-columns { grid-template-columns: 1fr; } }
.cp-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.cp-table th, .cp-table td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); vertical-align: top; }
.cp-table-actions { display: flex; gap: 8px; }
.cp-table-actions form { display: inline; }
.table-scroll { overflow-x: auto; }
.tag-correct { color: var(--green); font-weight: 700; }
.tag-incorrect { color: var(--red); font-weight: 700; }

.choice-row { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; }
.choice-row input[type=text] { flex: 1; }
.choice-remove { background: none; border: none; color: var(--text-faint); font-size: 18px; cursor: pointer; line-height: 1; padding: 0 6px; }
.choice-remove:hover { color: var(--red); }

/* --- Video player --- */
.player-wrap { position: relative; background: #000; border-radius: 12px; overflow: hidden; max-width: 900px; }
.player-wrap video { width: 100%; display: block; max-height: 70vh; }
.viewer-hint { font-size: 12px; color: var(--text-faint); margin-top: 10px; max-width: 900px; }

/* --- PDF viewer --- */
.pdf-wrap { max-width: 900px; }
.pdf-toolbar { display: flex; align-items: center; gap: 16px; margin-bottom: 12px; }
.pdf-canvas-wrap { position: relative; background: #525659; border-radius: 8px; padding: 16px; text-align: center; }
.pdf-canvas-wrap canvas { max-width: 100%; box-shadow: 0 2px 12px rgba(0,0,0,0.3); }

/* --- Engagement overlay (shared by video + pdf viewers) --- */
.engage-overlay {
  position: absolute; inset: 0; background: rgba(4, 12, 24, 0.88);
  display: none; align-items: center; justify-content: center; padding: 20px; z-index: 20;
}
.engage-overlay.show { display: flex; }
.engage-box { background: #fff; border-radius: 12px; padding: 28px; max-width: 440px; width: 100%; text-align: center; }
.engage-box h3 { font-size: 18px; }
.engage-box .engage-correct { color: var(--green); }
.engage-box .engage-incorrect { color: var(--red); }
.engage-question { font-size: 14px; color: var(--text); margin-bottom: 16px; }
.engage-explanation { font-size: 13px; color: var(--text-muted); margin-bottom: 16px; }
.engage-choices { display: flex; flex-direction: column; gap: 8px; }
.engage-choice-btn { padding: 10px 14px; border: 1px solid var(--border); border-radius: 8px; background: #fff; font-size: 14px; cursor: pointer; text-align: left; }
.engage-choice-btn:hover { border-color: var(--blue); background: var(--blue-light); }

/* --- Link viewer --- */
.link-view { background: var(--card-bg); border: 1px solid var(--border); border-radius: 12px; padding: 32px; text-align: center; max-width: 560px; }
.link-url-display { font-size: 12px; color: var(--text-faint); word-break: break-all; margin: 12px 0 20px; }
.link-review-log { text-align: left; margin-top: 24px; border-top: 1px solid var(--border); padding-top: 16px; }
.review-list { list-style: none; padding: 0; margin: 0; font-size: 13px; color: var(--text-muted); }
.review-list li { padding: 4px 0; }

/* --- Footer --- */
.app-footer { max-width: 1080px; margin: 40px auto 0; padding: 16px 20px; color: var(--text-faint); font-size: 12px; text-align: center; }

/* --- Auth pages: brand header/footer polish (matches ISMS's auth design) --- */
.gv-auth-brand { display: flex; flex-direction: column; align-items: center; padding: 48px 0 8px; }
.gv-auth-brand .gv-brand-wordmark { height: 32px; width: auto; }
.gv-auth-notice {
  margin: 12px 0 0; padding: 4px 12px; font-size: 12px; font-weight: 600; letter-spacing: .2px;
  color: #0059A3; background: #EAF4FD; border: 1px solid #CFE6F7; border-radius: 20px;
}
.auth-card { box-shadow: 0 8px 28px rgba(15, 30, 48, 0.10); }
.auth-card-header { background: var(--blue); color: #fff; border-bottom: none; }
.auth-steps { display: flex; align-items: center; justify-content: center; gap: 8px; margin-bottom: 24px; }
.auth-steps .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--border); }
.auth-steps .dot.active { background: #005a8f; }
.auth-steps .line { width: 46px; height: 1px; background: var(--border); }
.auth-title { text-align: center; font-size: 22px; font-weight: 800; letter-spacing: .5px; text-transform: uppercase; }
.auth-subtitle { text-align: center; }
.gv-access-note { text-align: center; font-size: 12.5px; color: var(--text-muted); line-height: 1.6; margin: 28px 0 4px; }
.gv-copyright { text-align: center; font-size: 11.5px; color: var(--text-faint); margin: 0; }