/* ========================================
   WEBSITE SEO ANALYZER — Styles
   ======================================== */

/* ---- Wrapper (fullscreen target) ---- */
.sa-wrap {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  margin-bottom: 2rem;
  min-height: 320px;
}

.sa-wrap.sa-fullscreen {
  position: fixed !important;
  inset: 0 !important;
  z-index: 1000 !important;
  border-radius: 0 !important;
  overflow-y: auto !important;
  padding: 1.5rem !important;
}

/* ---- Fullscreen button ---- */
.sa-fs-btn {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0.35rem 0.5rem;
  cursor: pointer;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  transition: background var(--transition), color var(--transition);
  z-index: 10;
}
.sa-fs-btn:hover { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }

/* ---- URL Input Bar ---- */
.sa-input-bar {
  margin-bottom: 1.5rem;
}
.sa-input-inner {
  display: flex;
  align-items: center;
  gap: 0;
  border: 2px solid var(--border-color);
  border-radius: var(--radius-md);
  background: var(--bg-primary);
  overflow: hidden;
  transition: border-color var(--transition);
}
.sa-input-inner:focus-within { border-color: var(--color-primary); }

.sa-input-icon {
  padding: 0 0.75rem;
  font-size: 1.1rem;
  flex-shrink: 0;
}
.sa-url-input {
  flex: 1;
  border: none;
  background: transparent;
  color: var(--text-primary);
  font-size: 0.95rem;
  padding: 0.65rem 0.5rem;
  outline: none;
  min-width: 0;
  font-family: inherit;
}
.sa-url-input::placeholder { color: var(--text-muted); }
.sa-analyze-btn {
  border-radius: 0;
  padding: 0.65rem 1.25rem;
  font-size: 0.9rem;
  white-space: nowrap;
  flex-shrink: 0;
}

.sa-input-error {
  color: #dc2626;
  font-size: 0.825rem;
  margin-top: 0.4rem;
  min-height: 1.2em;
}

/* ---- Spinner ---- */
.sa-spinner {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 3rem 1rem;
  gap: 1rem;
}
.sa-spinner-ring {
  width: 48px; height: 48px;
  border: 4px solid var(--border-color);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: sa-spin 0.8s linear infinite;
}
@keyframes sa-spin { to { transform: rotate(360deg); } }
.sa-spinner-text { color: var(--text-secondary); font-size: 0.9rem; }

/* ---- Error State ---- */
.sa-error-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  padding: 2.5rem 1rem;
  text-align: center;
}
.sa-error-icon { font-size: 2.5rem; }
.sa-error-msg { color: var(--text-secondary); font-size: 0.9rem; max-width: 420px; line-height: 1.5; }

/* ---- Empty State ---- */
.sa-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
  padding: 2.5rem 1rem;
  text-align: center;
}
.sa-empty-icon { font-size: 3rem; line-height: 1; }
.sa-empty-title { font-size: 1.1rem; font-weight: 700; color: var(--text-primary); }
.sa-empty-sub { font-size: 0.875rem; color: var(--text-secondary); max-width: 420px; }
.sa-empty-checks {
  display: flex; flex-wrap: wrap; gap: 0.4rem 0.75rem;
  justify-content: center;
  margin-top: 0.5rem;
  font-size: 0.8rem;
  color: var(--color-primary);
  font-weight: 600;
}

/* ---- Summary ---- */
.sa-summary {
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
}

/* Grade Circle */
.sa-grade-circle {
  position: relative;
  width: 120px;
  height: 120px;
  flex-shrink: 0;
}
.sa-grade-svg {
  width: 120px;
  height: 120px;
  transform: rotate(-90deg);
}
.sa-grade-bg {
  fill: none;
  stroke: var(--border-color);
  stroke-width: 10;
}
.sa-grade-arc {
  fill: none;
  stroke: #16a34a;
  stroke-width: 10;
  stroke-linecap: round;
  stroke-dasharray: 326.73; /* 2π×52 */
  stroke-dashoffset: 326.73;
  transition: stroke-dashoffset 0.8s ease, stroke 0.4s;
}
.sa-grade-inner {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.sa-grade-letter {
  font-size: 2rem;
  font-weight: 900;
  line-height: 1;
  color: var(--text-primary);
}
.sa-grade-score {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 600;
}

/* Grade colors */
.sa-grade-a .sa-grade-arc  { stroke: #16a34a; }
.sa-grade-a .sa-grade-letter { color: #16a34a; }
.sa-grade-b .sa-grade-arc  { stroke: #0d9488; }
.sa-grade-b .sa-grade-letter { color: #0d9488; }
.sa-grade-c .sa-grade-arc  { stroke: #d97706; }
.sa-grade-c .sa-grade-letter { color: #d97706; }
.sa-grade-d .sa-grade-arc  { stroke: #ea580c; }
.sa-grade-d .sa-grade-letter { color: #ea580c; }
.sa-grade-f .sa-grade-arc  { stroke: #dc2626; }
.sa-grade-f .sa-grade-letter { color: #dc2626; }

.sa-summary-meta { flex: 1; min-width: 0; }
.sa-summary-url {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  word-break: break-all;
  margin-bottom: 0.25rem;
}
.sa-summary-verdict {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 0.2rem;
}
.sa-summary-time { font-size: 0.78rem; color: var(--text-muted); margin-bottom: 0.75rem; }

/* Category grade pills */
.sa-cat-grades {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}
.sa-cat-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.78rem;
  font-weight: 700;
  padding: 0.25rem 0.6rem;
  border-radius: 100px;
  border: 1.5px solid transparent;
}
.sa-cat-pill-a { background: #dcfce7; color: #166534; border-color: #bbf7d0; }
.sa-cat-pill-b { background: #ccfbf1; color: #115e59; border-color: #99f6e4; }
.sa-cat-pill-c { background: #fef9c3; color: #854d0e; border-color: #fde68a; }
.sa-cat-pill-d { background: #ffedd5; color: #9a3412; border-color: #fed7aa; }
.sa-cat-pill-f { background: #fee2e2; color: #991b1b; border-color: #fecaca; }

/* Dark mode overrides for pills */
@media (prefers-color-scheme: dark) {
  .sa-cat-pill-a { background: rgba(22,163,74,0.15); color: #4ade80; border-color: rgba(22,163,74,0.3); }
  .sa-cat-pill-b { background: rgba(13,148,136,0.15); color: #2dd4bf; border-color: rgba(13,148,136,0.3); }
  .sa-cat-pill-c { background: rgba(217,119,6,0.15); color: #fbbf24; border-color: rgba(217,119,6,0.3); }
  .sa-cat-pill-d { background: rgba(234,88,12,0.15); color: #fb923c; border-color: rgba(234,88,12,0.3); }
  .sa-cat-pill-f { background: rgba(220,38,38,0.15); color: #f87171; border-color: rgba(220,38,38,0.3); }
}

/* ---- Action Buttons ---- */
.sa-actions {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}

/* ---- Category Panels ---- */
.sa-category {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  margin-bottom: 0.75rem;
  overflow: hidden;
}
.sa-category-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1rem;
  background: var(--bg-secondary);
  cursor: pointer;
  user-select: none;
  gap: 0.75rem;
}
.sa-category-header:hover { background: var(--bg-primary); }
.sa-cat-title {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text-primary);
  flex: 1;
}
.sa-cat-summary {
  font-size: 0.78rem;
  color: var(--text-muted);
  white-space: nowrap;
}
.sa-cat-grade-badge {
  font-size: 0.8rem;
  font-weight: 900;
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-sm);
}
.sa-chevron {
  font-size: 0.8rem;
  color: var(--text-muted);
  transition: transform 0.2s;
  flex-shrink: 0;
}
.sa-category.open .sa-chevron { transform: rotate(90deg); }

.sa-check-list {
  padding: 0.25rem 0 0.5rem;
  border-top: 1px solid var(--border-color);
  display: none;
}
.sa-category.open .sa-check-list { display: block; }

/* ---- Individual Check Row ---- */
.sa-check {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  padding: 0.55rem 1rem;
  border-bottom: 1px solid var(--border-color);
}
.sa-check:last-child { border-bottom: none; }

.sa-check-icon {
  font-size: 0.9rem;
  flex-shrink: 0;
  margin-top: 1px;
  width: 18px;
  text-align: center;
}
.sa-check-pass  .sa-check-icon { color: #16a34a; }
.sa-check-warn  .sa-check-icon { color: #d97706; }
.sa-check-fail  .sa-check-icon { color: #dc2626; }

.sa-check-body { flex: 1; min-width: 0; }
.sa-check-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 1px;
}
.sa-check-detail {
  font-size: 0.8rem;
  color: var(--text-secondary);
}
.sa-check-rec {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 3px;
  line-height: 1.4;
  padding: 4px 8px;
  background: var(--bg-secondary);
  border-left: 3px solid;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}
.sa-check-warn .sa-check-rec  { border-color: #d97706; }
.sa-check-fail .sa-check-rec  { border-color: #dc2626; }

/* ---- Status badges ---- */
.sa-badge {
  font-size: 0.68rem;
  font-weight: 800;
  padding: 0.1rem 0.45rem;
  border-radius: 100px;
  white-space: nowrap;
  flex-shrink: 0;
  margin-top: 2px;
}
.sa-badge-pass { background: #dcfce7; color: #166534; }
.sa-badge-warn { background: #fef9c3; color: #854d0e; }
.sa-badge-fail { background: #fee2e2; color: #991b1b; }
@media (prefers-color-scheme: dark) {
  .sa-badge-pass { background: rgba(22,163,74,0.15); color: #4ade80; }
  .sa-badge-warn { background: rgba(217,119,6,0.15);  color: #fbbf24; }
  .sa-badge-fail { background: rgba(220,38,38,0.15);  color: #f87171; }
}