:root {
  --bg: #0b1020;
  --bg2: #121a33;
  --card: #151d38;
  --line: #24305c;
  --txt: #e8ecff;
  --muted: #93a0c8;
  --accent: #6ee7ff;
  --accent2: #a78bfa;
  --ok: #34d399;
  --err: #fb7185;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: radial-gradient(1200px 600px at 20% -10%, #1b2a5a 0%, var(--bg) 60%);
  color: var(--txt);
  font: 15px/1.5 "Segoe UI", system-ui, -apple-system, sans-serif;
  min-height: 100vh;
}

a { color: var(--accent); text-decoration: none; }

.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 28px; border-bottom: 1px solid var(--line);
  background: rgba(11, 16, 32, .7); backdrop-filter: blur(8px);
  position: sticky; top: 0; z-index: 10;
}
.brand { font-size: 20px; font-weight: 800; color: var(--txt); letter-spacing: .5px; }
.brand span { color: var(--accent); }
.topbar nav { display: flex; align-items: center; gap: 12px; }
.email { color: var(--muted); font-size: 13px; }
.plan-pill {
  text-transform: uppercase; font-size: 11px; font-weight: 700; letter-spacing: 1px;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  color: #081024; padding: 3px 10px; border-radius: 99px;
}

.container { max-width: 1180px; margin: 0 auto; padding: 26px 20px 60px; }

.grid { display: grid; grid-template-columns: 1fr 320px; gap: 20px; align-items: start; }
@media (max-width: 900px) { .grid { grid-template-columns: 1fr; } }

.card {
  background: linear-gradient(180deg, var(--card), var(--bg2));
  border: 1px solid var(--line); border-radius: 14px;
  padding: 18px; margin-bottom: 18px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, .25);
}
.card h1, .card h2 { margin: 0 0 12px; font-size: 17px; }
.muted { color: var(--muted); }
.small { font-size: 13px; }

.row { display: flex; gap: 10px; align-items: center; }
.row.wrap { flex-wrap: wrap; }
.row.end { justify-content: flex-end; margin-top: 12px; }
.row.between { justify-content: space-between; }

.form { display: flex; flex-direction: column; gap: 16px; }
.field { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.field > label {
  font-size: 12px; font-weight: 600; letter-spacing: .3px;
  color: var(--muted); text-transform: uppercase;
}
.field.full { width: 100%; }
.field-hint { margin: 0; color: var(--muted); font-size: 12px; }
.field-hint.ok-hint { color: var(--ok); }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 640px) { .grid-2 { grid-template-columns: 1fr; } }

.field-group {
  display: flex; flex-direction: column; gap: 14px;
  border: 1px solid var(--line); border-radius: 12px;
  padding: 14px; background: rgba(16, 23, 53, .5);
}
.field-group .group-head {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  flex-wrap: wrap;
}
.field-group .group-head > span {
  font-size: 13px; font-weight: 700; color: var(--txt);
}

.form-actions { display: flex; justify-content: flex-end; }
.form-actions .btn.primary { padding: 12px 26px; }

input, select, textarea {
  background: #0e1530; color: var(--txt);
  border: 1px solid var(--line); border-radius: 10px;
  padding: 10px 12px; font: inherit; outline: none; min-width: 0;
  width: 100%;
}
input:focus, select:focus, textarea:focus {
  border-color: var(--accent); box-shadow: 0 0 0 3px rgba(110, 231, 255, .12);
}
.row input, .row select { flex: 1; width: auto; }

.btn {
  border: 1px solid var(--line); border-radius: 10px;
  padding: 10px 16px; font: inherit; font-weight: 600;
  background: #1b2444; color: var(--txt); cursor: pointer;
  transition: transform .08s ease, filter .15s ease;
}
.btn:hover { filter: brightness(1.15); }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn.primary {
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  color: #081024; border: none;
}
.btn.ghost { background: transparent; }

.badge {
  background: #24305c; color: var(--accent); border-radius: 99px;
  padding: 2px 10px; font-size: 12px; font-weight: 700;
}
.chip {
  display: inline-flex; align-items: center; background: #0e1530;
  border: 1px solid var(--line); color: var(--muted);
  border-radius: 99px; padding: 2px 9px; font-size: 11px; font-weight: 600;
  white-space: nowrap;
}

.trend-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.trend-list li {
  display: flex; gap: 14px; align-items: flex-start;
  padding: 14px; border: 1px solid var(--line); border-radius: 14px;
  background: #101735; transition: border-color .15s ease, background .15s ease, transform .1s ease;
  scroll-margin-top: 80px;
}
.trend-list li:hover { border-color: var(--accent); background: #121b3c; }
.trend-list li:has(input[type=checkbox]:checked) {
  border-color: var(--accent); background: linear-gradient(180deg, #15224a, #111a38);
  box-shadow: 0 0 0 1px var(--accent) inset;
}
.trend-list li .meta { color: var(--muted); font-size: 12px; margin-top: 4px; }
.trend-list li .meta.badges { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.trend-list li .title {
  font-weight: 600; font-size: 15px; line-height: 1.35;
  display: flex; flex-wrap: wrap; align-items: baseline; gap: 2px;
}
.src-link {
  font-size: 11px; font-weight: 600; white-space: nowrap;
  padding: 1px 7px; border-radius: 99px; background: #1c2c56; color: var(--accent) !important;
}
.src-link:hover { background: var(--accent); color: #06122e !important; }
.snippet {
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical;
  overflow: hidden; color: var(--muted);
}
.trend-list li a { color: var(--txt); }
.trend-list input[type=checkbox] {
  appearance: none; -webkit-appearance: none;
  flex: 0 0 20px; width: 20px; height: 20px; margin-top: 2px;
  border: 2px solid var(--line); border-radius: 6px; background: #0e1530;
  cursor: pointer; position: relative; transition: all .12s ease;
}
.trend-list input[type=checkbox]:hover { border-color: var(--accent); }
.trend-list input[type=checkbox]:checked {
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  border-color: transparent;
}
.trend-list input[type=checkbox]:checked::after {
  content: ""; position: absolute; left: 6px; top: 2px;
  width: 5px; height: 10px; border: solid #06122e;
  border-width: 0 2px 2px 0; transform: rotate(45deg);
}
.trend-list .thumb {
  flex: 0 0 110px; width: 110px; height: 76px; object-fit: cover;
  border-radius: 10px; border: 1px solid var(--line); background: #0e1530;
  margin-top: 2px;
}
@media (max-width: 560px) {
  .trend-list .thumb { flex-basis: 72px; width: 72px; height: 60px; }
  .trend-list li { gap: 10px; padding: 12px; }
}

.score {
  flex: 0 0 46px; text-align: center; font-weight: 800; font-size: 16px;
  color: var(--accent);
}
.delta { color: var(--ok); }
.keywords { color: var(--accent2); font-size: 12px; }
.factors { margin-top: 6px; font-size: 12px; color: var(--muted); }
.factor {
  display: inline-block; background: #101735; border: 1px solid #22305c;
  border-radius: 6px; padding: 2px 8px; margin: 2px 4px 2px 0;
  font-size: 11px; color: var(--txt);
}
.factor b { color: var(--accent); font-weight: 700; }

.script-out h3 { margin: 14px 0 4px; font-size: 14px; color: var(--accent); }
.script-out p, .script-out li { color: var(--txt); }
.script-out ol { margin: 4px 0; padding-left: 20px; }
.script-out .limitation {
  background: #2a2210; border-left: 3px solid #d9a441; padding: 8px 10px;
  border-radius: 6px; font-size: 13px; color: #e6c98a;
}
.fact-kind {
  font-size: 10px; text-transform: uppercase; letter-spacing: .5px;
  background: #101735; color: var(--accent2); padding: 1px 6px;
  border-radius: 4px; margin-right: 6px;
}
.format-badge {
  display: inline-block; font-size: 11px; font-weight: 700; text-transform: uppercase;
  letter-spacing: .6px; background: var(--accent); color: #06122e;
  padding: 2px 10px; border-radius: 999px; margin-bottom: 6px;
}
.slides { display: grid; gap: 8px; margin: 6px 0; }
.slide {
  display: flex; gap: 10px; align-items: flex-start;
  background: #101735; border-radius: 8px; padding: 10px 12px;
}
.slide-num {
  flex: 0 0 24px; height: 24px; border-radius: 50%; background: var(--accent2);
  color: #06122e; font-weight: 800; font-size: 12px; display: flex;
  align-items: center; justify-content: center;
}
.slide p { margin: 0; }
.article-p { margin: 6px 0; line-height: 1.55; }
.validation {
  border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px;
  margin-bottom: 10px; background: #0e1530;
}
.validation.ok { border-left: 3px solid var(--ok); }
.validation.warn { border-left: 3px solid #d9a441; }
.validation.bad { border-left: 3px solid #e05656; }
.val-head { display: flex; gap: 10px; align-items: center; }
.val-score {
  flex: 0 0 42px; height: 42px; border-radius: 50%; display: flex;
  align-items: center; justify-content: center; font-weight: 800; font-size: 16px;
  background: #16204a; color: var(--accent);
}
.validation.ok .val-score { background: #12331f; color: var(--ok); }
.validation.warn .val-score { background: #33290f; color: #e6c98a; }
.validation.bad .val-score { background: #3a1616; color: #f0a1a1; }
.val-issues { list-style: none; margin: 8px 0 0; padding: 0; display: grid; gap: 4px; }
.val-issues li { font-size: 12px; color: var(--muted); padding-left: 8px; border-left: 2px solid var(--line); }
.val-issues li.val-error { border-left-color: #e05656; }
.val-issues li.val-warning { border-left-color: #d9a441; }
.val-issues li.val-info { border-left-color: var(--accent2); }
.val-cat {
  font-size: 10px; text-transform: uppercase; letter-spacing: .5px;
  background: #101735; color: var(--accent2); padding: 1px 6px;
  border-radius: 4px; margin-right: 4px;
}
.val-where { color: var(--accent); font-size: 11px; }
#full-content { display: none; }
.hidden { display: none !important; }
.error { color: var(--err); font-size: 14px; }

.auth-wrap { display: flex; justify-content: center; margin-top: 8vh; }
.auth-card { width: 380px; }
.auth-card form { display: flex; flex-direction: column; gap: 12px; margin-top: 16px; }
.auth-card label { display: flex; flex-direction: column; gap: 6px; font-size: 13px; color: var(--muted); }

.chk { color: var(--muted); font-size: 13px; display: flex; gap: 6px; align-items: center; }

#usage .usage-row { display: flex; flex-direction: column; gap: 5px; margin-bottom: 12px; }
#usage .usage-head { display: flex; justify-content: space-between; font-size: 13px; }
#usage .bar { height: 8px; background: #0e1530; border-radius: 99px; overflow: hidden; }
#usage .bar > i {
  display: block; height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
}

.toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%);
  background: #1b2444; border: 1px solid var(--line); color: var(--txt);
  padding: 12px 18px; border-radius: 12px; z-index: 50;
  box-shadow: 0 10px 30px rgba(0, 0, 0, .4); max-width: 90vw;
}
.toast.error { border-color: var(--err); }

/* ---------- Modal de planos ---------- */
.modal {
  position: fixed; inset: 0; z-index: 60;
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
}
.modal-backdrop {
  position: absolute; inset: 0;
  background: rgba(4, 8, 20, .72); backdrop-filter: blur(4px);
}
.modal-card {
  position: relative; z-index: 1;
  width: 100%; max-width: 860px; max-height: 90vh; overflow-y: auto;
  background: linear-gradient(180deg, var(--card), var(--bg2));
  border: 1px solid var(--line); border-radius: 16px; padding: 22px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, .55);
}
.modal-card h2 { margin: 0; }
.plan-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin: 18px 0;
}
@media (max-width: 760px) { .plan-grid { grid-template-columns: 1fr; } }
.plan-pick {
  display: flex; flex-direction: column; gap: 8px;
  border: 1px solid var(--line); border-radius: 14px; padding: 16px;
  background: rgba(18, 26, 51, .6);
}
.plan-pick.current { border-color: var(--accent); }
.plan-name { font-weight: 700; font-size: 15px; }
.plan-price { font-size: 26px; font-weight: 800; color: var(--txt); }
.plan-price span { font-size: 13px; font-weight: 500; color: var(--muted); }
.plan-features {
  list-style: none; margin: 6px 0; padding: 0;
  display: flex; flex-direction: column; gap: 6px;
}
.plan-features li {
  font-size: 13px; color: var(--muted); padding-left: 18px; position: relative;
}
.plan-features li::before {
  content: "\2713"; position: absolute; left: 0; color: var(--ok); font-weight: 700;
}
.plan-cta { margin-top: auto; width: 100%; }

.loading {
  display: flex; align-items: center; gap: 10px;
  color: var(--muted); font-size: 14px; padding: 16px 4px;
}
.spinner {
  width: 18px; height: 18px; flex: 0 0 18px;
  border: 2px solid rgba(110, 231, 255, .25);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin .7s linear infinite;
}
.spinner-sm { width: 14px; height: 14px; flex: 0 0 14px; }
@keyframes spin { to { transform: rotate(360deg); } }

.btn .spinner { display: inline-block; vertical-align: middle; margin-left: 8px; }
.btn .spinner.hidden { display: none; }

.trend-list li.skeleton {
  display: block; border: 1px solid var(--line);
  background: linear-gradient(90deg, #101735 25%, #1b2444 50%, #101735 75%);
  background-size: 200% 100%;
  animation: shimmer 1.2s ease-in-out infinite;
}

.trend-list li.empty-state {
  display: block; text-align: center; color: var(--muted);
  border-style: dashed; background: transparent; padding: 24px 16px;
}

.skeleton {
  border-radius: 12px; margin-bottom: 8px;
}
@keyframes shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}