/* ==========================================================================
   Krea LMS — Frontend Styles
   ========================================================================== */

:root {
  --klms-primary:       #6C63FF;
  --klms-primary-dark:  #5A52E0;
  --klms-primary-light: #EEF0FF;
  --klms-accent:        #FF6584;
  --klms-success:       #22C55E;
  --klms-warning:       #F59E0B;
  --klms-danger:        #EF4444;
  --klms-text:          #1E293B;
  --klms-text-muted:    #64748B;
  --klms-border:        #E2E8F0;
  --klms-bg:            #F8FAFC;
  --klms-surface:       #FFFFFF;
  --klms-radius:        10px;
  --klms-radius-lg:     16px;
  --klms-shadow:        0 4px 6px -1px rgba(0,0,0,.07),0 2px 4px -1px rgba(0,0,0,.05);
  --klms-font:          'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
}

/* ── Video Player ────────────────────────────────────────────────────────── */
.krealms563-player-wrap {
  position: relative;
  width: 100%;
  padding-top: 56.25%; /* 16:9 */
  background: #000;
  border-radius: var(--klms-radius-lg);
  overflow: hidden;
  box-shadow: var(--klms-shadow);
}

.krealms563-player-wrap iframe,
.krealms563-player-wrap video {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  border: none;
}

.krealms563-video-watermark {
  position: absolute;
  pointer-events: none;
  z-index: 10;
  font-size: 13px;
  color: rgba(255,255,255,.25);
  font-family: var(--klms-font);
  font-weight: 600;
  letter-spacing: .02em;
  text-shadow: 0 1px 3px rgba(0,0,0,.5);
  animation: klmsWatermarkFloat 30s linear infinite;
}

@keyframes klmsWatermarkFloat {
  0%   { top: 15%; left: 10%; }
  25%  { top: 75%; left: 70%; }
  50%  { top: 20%; left: 60%; }
  75%  { top: 65%; left: 15%; }
  100% { top: 15%; left: 10%; }
}

/* ── Course Card ─────────────────────────────────────────────────────────── */
.krealms563-course-card {
  background: var(--klms-surface);
  border: 1px solid var(--klms-border);
  border-radius: var(--klms-radius-lg);
  overflow: hidden;
  transition: box-shadow .2s, transform .2s;
  text-decoration: none;
  display: flex;
  flex-direction: column;
}

.krealms563-course-card:hover {
  box-shadow: 0 12px 28px rgba(0,0,0,.1);
  transform: translateY(-2px);
}

.krealms563-course-card-thumb {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  background: var(--klms-bg);
}

.krealms563-course-card-body {
  padding: 16px 20px 20px;
  display: flex;
  flex-direction: column;
  flex: 1;
  gap: 8px;
}

.krealms563-course-card-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--klms-text);
  line-height: 1.35;
  margin: 0;
}

.krealms563-course-card-meta {
  font-size: 12px;
  color: var(--klms-text-muted);
  display: flex;
  align-items: center;
  gap: 10px;
}

.krealms563-course-card-price {
  margin-top: auto;
  font-size: 18px;
  font-weight: 800;
  color: var(--klms-primary);
}

.krealms563-course-card-price .original {
  font-size: 13px;
  font-weight: 500;
  color: var(--klms-text-muted);
  text-decoration: line-through;
  margin-left: 6px;
}

.krealms563-badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 9px;
  font-size: 11px;
  font-weight: 700;
  border-radius: 9999px;
  text-transform: uppercase;
  letter-spacing: .04em;
}

.krealms563-badge-free    { background: #DCFCE7; color: #15803D; }
.krealms563-badge-paid    { background: var(--klms-primary-light); color: var(--klms-primary-dark); }
.krealms563-badge-level   { background: var(--klms-bg); color: var(--klms-text-muted); }

/* ── Progress bar ────────────────────────────────────────────────────────── */
.krealms563-progress {
  height: 6px;
  background: var(--klms-border);
  border-radius: 9999px;
  overflow: hidden;
  width: 100%;
}

.krealms563-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--klms-primary), var(--klms-accent));
  border-radius: 9999px;
  transition: width .6s ease;
}

/* ── Curriculum sidebar ──────────────────────────────────────────────────── */
.krealms563-curriculum {
  background: var(--klms-surface);
  border: 1px solid var(--klms-border);
  border-radius: var(--klms-radius-lg);
  overflow: hidden;
}

.krealms563-curriculum-section {
  border-bottom: 1px solid var(--klms-border);
}

.krealms563-curriculum-section:last-child { border-bottom: none; }

.krealms563-curriculum-section-header {
  padding: 14px 18px;
  background: var(--klms-bg);
  font-size: 13px;
  font-weight: 700;
  color: var(--klms-text);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  user-select: none;
}

.krealms563-curriculum-section-header:hover {
  background: #EEF0FF;
}

.krealms563-curriculum-lessons { display: none; }
.krealms563-curriculum-section.open .krealms563-curriculum-lessons { display: block; }

.krealms563-curriculum-lesson {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 18px 10px 28px;
  border-top: 1px solid var(--klms-border);
  font-size: 13.5px;
  color: var(--klms-text);
  text-decoration: none;
  transition: background .12s;
}

.krealms563-curriculum-lesson:hover { background: var(--klms-bg); }

.krealms563-curriculum-lesson.active {
  background: var(--klms-primary-light);
  color: var(--klms-primary);
  font-weight: 600;
}

.krealms563-curriculum-lesson.completed .klms-lesson-icon { color: var(--klms-success); }

.krealms563-lesson-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  color: var(--klms-text-muted);
}

.krealms563-lesson-duration {
  margin-left: auto;
  font-size: 11.5px;
  color: var(--klms-text-muted);
  white-space: nowrap;
}

/* ── Student dashboard ───────────────────────────────────────────────────── */
.krealms563-dashboard {
  font-family: var(--klms-font);
  color: var(--klms-text);
  max-width: 1100px;
  margin: 0 auto;
  padding: 32px 20px;
}

.krealms563-dashboard-greeting {
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -.4px;
  margin: 0 0 4px;
}

.krealms563-dashboard-subtitle {
  font-size: 14px;
  color: var(--klms-text-muted);
  margin: 0 0 28px;
}

.krealms563-my-courses {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
}

.krealms563-my-course-card {
  background: var(--klms-surface);
  border: 1px solid var(--klms-border);
  border-radius: var(--klms-radius-lg);
  overflow: hidden;
  text-decoration: none;
  transition: box-shadow .2s, transform .2s;
  display: flex;
  flex-direction: column;
}

.krealms563-my-course-card:hover {
  box-shadow: var(--klms-shadow);
  transform: translateY(-1px);
}

.krealms563-my-course-card img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  background: var(--klms-bg);
}

.krealms563-my-course-info {
  padding: 14px 16px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.krealms563-my-course-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--klms-text);
  margin: 0;
}

.krealms563-my-course-pct {
  font-size: 11.5px;
  color: var(--klms-text-muted);
  display: flex;
  justify-content: space-between;
}

/* ── Buttons ─────────────────────────────────────────────────────────────── */
.krealms563-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 11px 24px;
  font-size: 14px;
  font-weight: 700;
  border-radius: var(--klms-radius);
  border: none;
  cursor: pointer;
  transition: all .15s;
  text-decoration: none;
  font-family: var(--klms-font);
  line-height: 1;
}

.krealms563-btn-primary {
  background: var(--klms-primary);
  color: #fff;
}

.krealms563-btn-primary:hover {
  background: var(--klms-primary-dark);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(108,99,255,.35);
}

.krealms563-btn-outline {
  background: transparent;
  color: var(--klms-primary);
  border: 2px solid var(--klms-primary);
}

.krealms563-btn-outline:hover {
  background: var(--klms-primary);
  color: #fff;
}

.krealms563-btn-lg {
  padding: 14px 32px;
  font-size: 16px;
  border-radius: var(--klms-radius-lg);
}

/* ── Alert box ───────────────────────────────────────────────────────────── */
.krealms563-alert {
  padding: 14px 18px;
  border-radius: var(--klms-radius);
  font-size: 14px;
  border: 1px solid;
  margin-bottom: 20px;
}

.krealms563-alert-info    { background: #EFF6FF; border-color: #BFDBFE; color: #1E40AF; }
.krealms563-alert-warning { background: #FFFBEB; border-color: #FDE68A; color: #92400E; }
.krealms563-alert-success { background: #F0FDF4; border-color: #BBF7D0; color: #15803D; }
.krealms563-alert-error   { background: #FEF2F2; border-color: #FECACA; color: #991B1B; }

/* ── Login / Register form ───────────────────────────────────────────────── */
.krealms563-auth-wrap {
  max-width: 440px;
  margin: 48px auto;
  background: var(--klms-surface);
  border: 1px solid var(--klms-border);
  border-radius: var(--klms-radius-lg);
  padding: 36px 40px;
  box-shadow: 0 8px 32px rgba(0,0,0,.07);
  font-family: var(--klms-font);
}

.krealms563-auth-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-bottom: 28px;
}

.krealms563-auth-title {
  font-size: 22px;
  font-weight: 800;
  text-align: center;
  margin: 0 0 6px;
  color: var(--klms-text);
}

.krealms563-auth-subtitle {
  font-size: 13.5px;
  color: var(--klms-text-muted);
  text-align: center;
  margin: 0 0 28px;
}

.krealms563-form-group {
  margin-bottom: 18px;
}

.krealms563-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--klms-text);
  margin-bottom: 6px;
}

.krealms563-input {
  width: 100%;
  padding: 10px 14px;
  font-size: 14px;
  font-family: var(--klms-font);
  color: var(--klms-text);
  background: var(--klms-surface);
  border: 1.5px solid var(--klms-border);
  border-radius: var(--klms-radius);
  outline: none;
  transition: border-color .15s, box-shadow .15s;
  box-sizing: border-box;
}

.krealms563-input:focus {
  border-color: var(--klms-primary);
  box-shadow: 0 0 0 3px rgba(108,99,255,.12);
}

/* ── Responsive ──────────────────────────────────────────────────────────── */
@media (max-width: 640px) {
  .krealms563-auth-wrap { padding: 24px 20px; }
  .krealms563-dashboard { padding: 20px 16px; }
  .krealms563-my-courses { grid-template-columns: 1fr; }
}