/* ==========================================================================
   IA SEM LIMITES · Componentes
   Todos leem só tokens semânticos, então funcionam no claro, no escuro
   (.isl-dark / data-theme="dark") e sobre o painel de marca (.isl-on-brand).
   ========================================================================== */

/* ==========================================================================
   1. MARCA
   ========================================================================== */
.isl-brand {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--isl-font-display); font-weight: var(--isl-fw-black);
  font-size: 1.1875rem; letter-spacing: -0.04em; color: var(--isl-text);
}
.isl-wordmark b { font-weight: inherit; color: var(--isl-accent-text); }

/* Três pílulas em degraus: o símbolo. Tamanho pelo --size. */
.isl-mark {
  --size: 24px;
  position: relative; display: inline-block; flex: none;
  width: var(--size); height: var(--size);
  transform: rotate(-3deg);
}
.isl-mark__pill {
  position: absolute; width: 33.4%; border-radius: 999px;
  background: var(--isl-grad-infinity); background-size: 300% 100%;
}
.isl-mark__pill:nth-child(1) { left: 0;     top: 16.6%; height: 66.6%; background-position: 0% 0; }
.isl-mark__pill:nth-child(2) { left: 33.3%; top: 0;     height: 79%;   background-position: 50% 0; }
.isl-mark__pill:nth-child(3) { left: 66.6%; top: 25%;   height: 58%;   background-position: 100% 0; }
.isl-mark--sm { --size: 18px; }
.isl-mark--lg { --size: 48px; }
.isl-mark--xl { --size: 96px; }
.isl-mark--white .isl-mark__pill { background: #fff; }
.isl-mark--ink .isl-mark__pill { background: var(--isl-text); }

/* App icon (favicon, avatar do WhatsApp, perfil) */
.isl-appicon {
  --size: 64px;
  width: var(--size); height: var(--size); border-radius: 27%;
  display: grid; place-items: center;
  background: var(--isl-surface); border: 1px solid var(--isl-border);
  box-shadow: var(--isl-shadow-2);
}
.isl-appicon .isl-mark { --size: 52%; }
.isl-appicon--brand { background: var(--isl-grad-infinity); border-color: transparent; box-shadow: var(--isl-glow-blue); }
.isl-appicon--night { background: var(--isl-gray-950); border-color: rgba(255,255,255,.08); }

/* ==========================================================================
   2. BOTÕES
   ========================================================================== */
.isl-btn {
  --_bg: transparent; --_fg: var(--isl-text); --_bd: transparent;
  position: relative; isolation: isolate;
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 48px; padding: 0 22px;
  border-radius: var(--isl-radius-pill); border: 1px solid var(--_bd);
  background: var(--_bg); color: var(--_fg);
  font-family: var(--isl-font-body); font-size: 0.9375rem; font-weight: var(--isl-fw-semibold);
  letter-spacing: -0.01em; line-height: 1; white-space: nowrap;
  transition:
    background-color var(--isl-dur-2) var(--isl-ease-out),
    border-color var(--isl-dur-2) var(--isl-ease-out),
    box-shadow var(--isl-dur-3) var(--isl-ease-out),
    transform var(--isl-dur-2) var(--isl-ease-out),
    color var(--isl-dur-2) var(--isl-ease-out);
  -webkit-tap-highlight-color: transparent;
}
.isl-btn:active { transform: scale(0.97); }
.isl-btn:disabled, .isl-btn[aria-disabled='true'] { opacity: 0.45; pointer-events: none; }
.isl-btn svg { width: 18px; height: 18px; flex: none; }

/* Primário: azul Apple, sólido. O CTA padrão. */
.isl-btn--primary { --_bg: var(--isl-accent); --_fg: var(--isl-on-accent); }
.isl-btn--primary:hover { --_bg: var(--isl-accent-hover); box-shadow: var(--isl-glow-blue); }

/* Marca: gradiente Infinito. UM por página (hero ou oferta). */
.isl-btn--brand {
  --_fg: #fff; background: var(--isl-grad-infinity-loop); background-size: 200% 100%;
  box-shadow: 0 10px 30px rgba(73, 75, 232, 0.32), inset 0 1px 0 rgba(255, 255, 255, 0.25);
  transition: background-position 0.8s var(--isl-ease-out), box-shadow var(--isl-dur-3) var(--isl-ease-out), transform var(--isl-dur-2) var(--isl-ease-out);
}
.isl-btn--brand:hover { background-position: 100% 0; box-shadow: 0 16px 44px rgba(73, 75, 232, 0.45), inset 0 1px 0 rgba(255, 255, 255, 0.25); }

/* Tinta: preto no claro, branco no escuro */
.isl-btn--ink { --_bg: var(--isl-text); --_fg: var(--isl-bg); }
.isl-btn--ink:hover { box-shadow: var(--isl-shadow-3); transform: translateY(-1px); }

/* Branco: sobre o painel de marca */
.isl-btn--white { --_bg: #fff; --_fg: var(--isl-gray-900); box-shadow: 0 10px 30px rgba(17, 16, 75, 0.25); }
.isl-btn--white:hover { transform: translateY(-1px); box-shadow: 0 16px 40px rgba(17, 16, 75, 0.35); }

/* Secundário: contorno de vidro */
.isl-btn--secondary {
  --_bg: var(--isl-glass); --_bd: var(--isl-border-strong);
  -webkit-backdrop-filter: var(--isl-blur-sm); backdrop-filter: var(--isl-blur-sm);
}
.isl-btn--secondary:hover { --_bd: var(--isl-text-faint); --_bg: var(--isl-surface); }

.isl-btn--ghost { --_fg: var(--isl-text-muted); }
.isl-btn--ghost:hover { --_fg: var(--isl-text); --_bg: var(--isl-surface-3); }

/* Link Apple: "Saiba mais ›" */
.isl-btn--link {
  --_fg: var(--isl-accent-text); min-height: 44px; padding: 0 2px; gap: 4px; font-weight: var(--isl-fw-medium);
}
.isl-btn--link:hover { text-decoration: underline; text-underline-offset: 4px; }
.isl-btn--link:active { transform: none; }

.isl-btn--whatsapp { --_bg: var(--isl-whatsapp); --_fg: #fff; }
.isl-btn--whatsapp:hover { filter: brightness(1.06); box-shadow: 0 12px 28px rgba(23, 185, 109, 0.32); }

/* Tamanhos */
.isl-btn--sm { min-height: 36px; padding: 0 16px; font-size: var(--isl-fs-sm); gap: 8px; }
.isl-btn--lg { min-height: 56px; padding: 0 30px; font-size: 1.0625rem; }
.isl-btn--xl { min-height: 64px; padding: 0 38px; font-size: 1.125rem; }
.isl-btn--block { width: 100%; }
.isl-btn--icon { width: 44px; min-height: 44px; padding: 0; }
.isl-btn--icon.isl-btn--sm { width: 36px; min-height: 36px; }

/* Carregando */
.isl-btn.is-loading { color: transparent !important; pointer-events: none; }
.isl-btn.is-loading::after {
  content: ''; position: absolute; width: 18px; height: 18px; border-radius: 50%;
  border: 2px solid currentColor; border-color: var(--_fg) transparent var(--_fg) transparent;
  animation: isl-spin 0.8s linear infinite;
}
.isl-btn-group { display: flex; flex-wrap: wrap; gap: var(--isl-space-3); align-items: center; }

/* ==========================================================================
   3. EYEBROW, BADGE, CHIP, STATUS
   ========================================================================== */
.isl-eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 8px 14px; border-radius: var(--isl-radius-pill);
  border: 1px solid var(--isl-border-strong); background: var(--isl-glass);
  -webkit-backdrop-filter: var(--isl-blur-sm); backdrop-filter: var(--isl-blur-sm);
  font-family: var(--isl-font-mono); font-size: var(--isl-fs-2xs); font-weight: var(--isl-fw-medium);
  letter-spacing: var(--isl-ls-wide); text-transform: uppercase; color: var(--isl-text-muted);
}
.isl-dot {
  --_c: var(--isl-accent);
  position: relative; width: 7px; height: 7px; border-radius: 50%; flex: none;
  background: var(--_c); animation: isl-pulse 2.2s ease-in-out infinite;
}
.isl-dot--success { --_c: var(--isl-success); }
.isl-dot--danger  { --_c: var(--isl-danger); }
.isl-dot--ping { animation: none; }
.isl-dot--ping::after {
  content: ''; position: absolute; inset: 0; border-radius: 50%; background: var(--_c);
  animation: isl-ping 1.8s var(--isl-ease-out) infinite;
}

.isl-badge {
  display: inline-flex; align-items: center; gap: 6px;
  min-height: 26px; padding: 0 10px; border-radius: var(--isl-radius-pill);
  font-size: var(--isl-fs-xs); font-weight: var(--isl-fw-semibold); letter-spacing: 0;
  background: var(--isl-surface-3); color: var(--isl-text-muted); white-space: nowrap;
}
.isl-badge--accent  { background: var(--isl-accent-soft); color: var(--isl-accent-text); }
.isl-badge--success { background: color-mix(in srgb, var(--isl-success) 12%, transparent); color: var(--isl-success); }
.isl-badge--danger  { background: color-mix(in srgb, var(--isl-danger) 12%, transparent); color: var(--isl-danger); }
.isl-badge--warn    { background: color-mix(in srgb, var(--isl-warn) 14%, transparent); color: var(--isl-warn); }
.isl-badge--ink     { background: var(--isl-text); color: var(--isl-bg); }
.isl-badge--brand   { background: var(--isl-grad-infinity); color: #fff; }
.isl-badge--mono    { font-family: var(--isl-font-mono); font-weight: var(--isl-fw-medium); letter-spacing: var(--isl-ls-wide); text-transform: uppercase; font-size: var(--isl-fs-2xs); }

/* Status do painel: "● online" / "∞ uso ativo" */
.isl-status {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 6px 11px; border-radius: var(--isl-radius-pill);
  font-family: var(--isl-font-mono); font-size: var(--isl-fs-2xs); color: var(--isl-success);
  background: color-mix(in srgb, var(--isl-success) 10%, transparent);
  border: 1px solid color-mix(in srgb, var(--isl-success) 22%, transparent);
}

/* Chip selecionável (filtro, modelo) */
.isl-chip {
  display: inline-flex; align-items: center; gap: 8px;
  min-height: 40px; padding: 0 14px 0 8px; border-radius: var(--isl-radius-pill);
  border: 1px solid var(--isl-border-strong); background: var(--isl-surface);
  font-size: var(--isl-fs-sm); font-weight: var(--isl-fw-medium); color: var(--isl-text);
  transition: border-color var(--isl-dur-2), box-shadow var(--isl-dur-2), background var(--isl-dur-2);
}
.isl-chip:hover { border-color: var(--isl-text-faint); }
.isl-chip[aria-pressed='true'], .isl-chip.is-active {
  border-color: var(--isl-accent); box-shadow: 0 0 0 3px var(--isl-accent-soft);
}
.isl-chip .isl-logo { --size: 26px; }

/* ==========================================================================
   4. LOGOS DOS MODELOS
   ========================================================================== */
.isl-logo {
  --size: 36px;
  width: var(--size); height: var(--size); flex: none;
  display: grid; place-items: center; padding: calc(var(--size) * 0.18);
  border-radius: 28%; background: var(--isl-surface-2); border: 1px solid var(--isl-border);
}
.isl-logo img { width: 100%; height: 100%; object-fit: contain; }
.isl-logo--mono img { filter: var(--isl-logo-mono-filter); }
.isl-logo--white { background: #fff; border-color: rgba(0, 0, 0, 0.06); }
.isl-logo--white.isl-logo--mono img { filter: none; }
.isl-logo--lg { --size: 56px; }
.isl-logo--sm { --size: 28px; }

/* Faixa de logos com loop infinito. O JS duplica o conteúdo. */
.isl-marquee {
  --gap: 40px; --speed: 40s;
  position: relative; overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent);
}
.isl-marquee__track {
  display: flex; width: max-content; gap: var(--gap); padding-right: var(--gap);
  animation: isl-marquee var(--speed) linear infinite;
}
.isl-marquee:hover .isl-marquee__track { animation-play-state: paused; }
.isl-motion .isl-marquee[data-motion] .isl-marquee__track { animation: none; } /* GSAP assume */
.isl-marquee__item {
  display: inline-flex; align-items: center; gap: 10px; white-space: nowrap;
  font-weight: var(--isl-fw-semibold); font-size: var(--isl-fs-lg); color: var(--isl-text-muted);
}

/* ==========================================================================
   5. CARDS E BENTO
   ========================================================================== */
.isl-card {
  position: relative; isolation: isolate;
  padding: clamp(1.5rem, 1.1rem + 1.4vw, 2.25rem);
  border-radius: var(--isl-radius-xl);
  background: var(--isl-surface); border: 1px solid var(--isl-border);
  box-shadow: var(--isl-shadow-1);
  overflow: hidden;
}
.isl-card > * { position: relative; z-index: 1; }
.isl-card--glass {
  background: var(--isl-glass); border-color: var(--isl-glass-border);
  -webkit-backdrop-filter: var(--isl-blur-md); backdrop-filter: var(--isl-blur-md);
}
.isl-card--flat    { background: var(--isl-surface-2); box-shadow: none; border-color: transparent; }
.isl-card--outline { background: transparent; box-shadow: none; }
.isl-card--raised  { box-shadow: var(--isl-shadow-3); border-color: transparent; }
.isl-card--pad-lg  { padding: clamp(2rem, 1.4rem + 2.4vw, 3.5rem); }
.isl-card--interactive { cursor: pointer; transition: transform var(--isl-dur-3) var(--isl-ease-out), box-shadow var(--isl-dur-3) var(--isl-ease-out), border-color var(--isl-dur-3); }
.isl-card--interactive:hover { transform: translateY(-4px); box-shadow: var(--isl-shadow-3); border-color: var(--isl-border-strong); }

/* Borda luminosa girando. Um por página. */
.isl-card--beam { border-color: transparent; }
.isl-card--beam::after {
  content: ''; position: absolute; inset: 0; border-radius: inherit; padding: 1.5px; z-index: 0; pointer-events: none;
  background: var(--isl-grad-beam);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  animation: isl-beam 5s linear infinite;
}

.isl-card__tag {
  display: block; margin-bottom: var(--isl-space-4);
  font-family: var(--isl-font-mono); font-size: var(--isl-fs-2xs); letter-spacing: var(--isl-ls-caps);
  text-transform: uppercase; color: var(--isl-accent-text);
}
.isl-card__icon {
  width: 44px; height: 44px; border-radius: 13px; display: grid; place-items: center;
  background: var(--isl-accent-soft); color: var(--isl-accent-text); margin-bottom: var(--isl-space-5);
}
.isl-card__icon svg { width: 22px; height: 22px; }
.isl-card__title { font-size: var(--isl-fs-h3); line-height: 1.15; letter-spacing: var(--isl-ls-display); margin-bottom: var(--isl-space-3); }
.isl-card__text  { color: var(--isl-text-muted); line-height: var(--isl-lh-relaxed); max-width: 46ch; }

/* Bento: grade de 6 colunas */
.isl-bento { display: grid; gap: var(--isl-space-4); grid-template-columns: repeat(6, minmax(0, 1fr)); }
.isl-bento > * { grid-column: span 3; min-height: 340px; }
.isl-bento .is-span-2 { grid-column: span 2; }
.isl-bento .is-span-4 { grid-column: span 4; }
.isl-bento .is-span-6 { grid-column: span 6; }
.isl-bento .is-tall   { grid-row: span 2; }

/* Número gigante (∞, 400%, 7) dentro de card */
.isl-bignum {
  font-family: var(--isl-font-display); font-weight: var(--isl-fw-bold);
  font-size: clamp(4.5rem, 3rem + 6vw, 8.5rem); line-height: 0.9; letter-spacing: -0.06em;
}
.isl-bignum--grad { background: var(--isl-grad-infinity); -webkit-background-clip: text; background-clip: text; color: transparent; }
.isl-dark .isl-bignum--glow, [data-theme='dark'] .isl-bignum--glow { text-shadow: var(--isl-glow-text); color: var(--isl-blue-400); }

/* KPI */
.isl-stat { display: grid; gap: 6px; }
.isl-stat__value { font-family: var(--isl-font-display); font-size: var(--isl-fs-h1); font-weight: var(--isl-fw-semibold); letter-spacing: var(--isl-ls-display); line-height: 1; font-variant-numeric: tabular-nums; }
.isl-stat__label { color: var(--isl-text-muted); font-size: var(--isl-fs-sm); }

/* ==========================================================================
   6. PRODUTO: JANELA DO PAINEL
   ========================================================================== */
.isl-stage { position: relative; perspective: 1400px; }
.isl-stage__glow {
  position: absolute; inset: 12% 12% -6%; z-index: -1; border-radius: 50%;
  background: linear-gradient(100deg, rgba(49, 92, 245, 0.42), rgba(124, 58, 237, 0.38));
  filter: blur(80px);
}
.isl-window {
  position: relative; overflow: hidden; text-align: left;
  border-radius: 22px; background: var(--isl-surface);
  border: 1px solid var(--isl-border-strong); box-shadow: var(--isl-shadow-4);
  transform-origin: 50% 0;
}
.isl-window__bar {
  height: 46px; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center;
  padding: 0 18px; border-bottom: 1px solid var(--isl-border);
  font-family: var(--isl-font-mono); font-size: var(--isl-fs-2xs); color: var(--isl-text-faint);
}
.isl-window__dots { display: flex; gap: 7px; }
.isl-window__dots i { width: 11px; height: 11px; border-radius: 50%; background: #FF5F57; }
.isl-window__dots i:nth-child(2) { background: #FEBC2E; }
.isl-window__dots i:nth-child(3) { background: #28C840; }
.isl-window__bar > :last-child { justify-self: end; }
.isl-window__body { display: flex; min-height: 460px; background: var(--isl-surface-2); }
.isl-window__side {
  width: 68px; flex: none; display: flex; flex-direction: column; align-items: center; gap: 12px;
  padding: 18px 0; border-right: 1px solid var(--isl-border); background: var(--isl-surface);
}
.isl-window__nav { width: 40px; height: 40px; border-radius: 12px; display: grid; place-items: center; color: var(--isl-text-faint); }
.isl-window__nav.is-active { background: var(--isl-accent-soft); color: var(--isl-accent-text); }
.isl-window__nav svg { width: 18px; height: 18px; }
.isl-window__main { flex: 1; min-width: 0; padding: clamp(18px, 3vw, 34px) clamp(16px, 3.5vw, 44px); }

/* Caixa de prompt */
.isl-prompt {
  border-radius: 18px; padding: 18px 20px; background: var(--isl-surface);
  border: 1px solid var(--isl-border-strong); box-shadow: var(--isl-shadow-2);
}
.isl-prompt__label { font-size: var(--isl-fs-xs); color: var(--isl-text-faint); margin-bottom: 10px; }
.isl-prompt__line { display: flex; align-items: center; min-height: 26px; font-size: 1.0625rem; font-weight: var(--isl-fw-medium); }
.isl-caret { display: inline-block; width: 2px; height: 1.15em; margin-left: 3px; background: var(--isl-accent); border-radius: 2px; animation: isl-blink 1s step-end infinite; }
.isl-prompt__tools {
  display: flex; align-items: center; gap: 14px; margin-top: 16px; padding-top: 12px;
  border-top: 1px solid var(--isl-border); font-size: var(--isl-fs-xs); color: var(--isl-text-faint);
}
.isl-prompt__send {
  margin-left: auto; width: 32px; height: 32px; border-radius: 10px; display: grid; place-items: center;
  background: var(--isl-text); color: var(--isl-bg);
}

/* Card de modelo */
.isl-models { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; }
.isl-model {
  position: relative; display: flex; align-items: center; gap: 11px; min-width: 0;
  padding: 12px; border-radius: 14px; background: var(--isl-surface); border: 1px solid var(--isl-border);
  text-align: left; transition: border-color var(--isl-dur-2), box-shadow var(--isl-dur-2), transform var(--isl-dur-2) var(--isl-ease-out);
}
.isl-model:hover { border-color: var(--isl-border-strong); }
.isl-model.is-selected { border-color: var(--isl-accent); box-shadow: 0 0 0 3px var(--isl-accent-soft); }
.isl-model.is-selected::after {
  content: ''; position: absolute; top: 10px; right: 10px; width: 16px; height: 16px; border-radius: 50%;
  background: var(--isl-accent) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='white' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M4.5 8.2l2.3 2.3 4.7-4.9'/%3E%3C/svg%3E") center / 100% no-repeat;
}
.isl-model__name { display: block; font-size: var(--isl-fs-sm); font-weight: var(--isl-fw-semibold); }
.isl-model__role { display: block; font-size: var(--isl-fs-xs); color: var(--isl-text-faint); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.isl-model .isl-logo { --size: 34px; }

/* Card flutuante ao lado do produto */
.isl-float {
  position: absolute; z-index: 2; display: flex; align-items: center; gap: 12px;
  padding: 12px 16px 12px 12px; border-radius: 16px;
  background: var(--isl-glass); border: 1px solid var(--isl-glass-border);
  -webkit-backdrop-filter: var(--isl-blur-md); backdrop-filter: var(--isl-blur-md);
  box-shadow: var(--isl-shadow-3);
}
.isl-float__icon { width: 38px; height: 38px; border-radius: 12px; display: grid; place-items: center; background: var(--isl-accent-soft); color: var(--isl-accent-text); font-size: 20px; font-weight: 700; }
.isl-float small { display: block; font-family: var(--isl-font-mono); font-size: 0.625rem; letter-spacing: var(--isl-ls-wide); color: var(--isl-text-faint); }
.isl-float strong { display: block; font-size: var(--isl-fs-sm); }

/* Órbita: marca no centro, modelos girando */
.isl-orbit { --r: 130px; position: relative; width: calc(var(--r) * 2); height: calc(var(--r) * 2); flex: none; }
.isl-orbit::before, .isl-orbit::after {
  content: ''; position: absolute; border-radius: 50%; border: 1px solid var(--isl-border-strong);
}
.isl-orbit::before { inset: 0; }
.isl-orbit::after { inset: 22%; }
.isl-orbit__center {
  position: absolute; inset: 50% auto auto 50%; translate: -50% -50%;
  width: 76px; height: 76px; border-radius: 22px; display: grid; place-items: center;
  background: var(--isl-grad-infinity); box-shadow: 0 0 60px rgba(80, 78, 255, 0.5);
}
.isl-orbit__ring { position: absolute; inset: 0; animation: isl-spin 40s linear infinite; }
.isl-orbit__item { position: absolute; left: 50%; top: 50%; translate: -50% -50%; transform: rotate(var(--a)) translateY(calc(var(--r) * -1)) rotate(calc(var(--a) * -1)); }
.isl-orbit__item > * { animation: isl-spin 40s linear infinite reverse; }

/* ==========================================================================
   7. SEÇÕES DE VENDA
   ========================================================================== */

/* Antes x depois */
.isl-compare { display: grid; grid-template-columns: 1fr 52px 1fr; align-items: center; }
.isl-compare__card { padding: clamp(1.5rem, 1rem + 2vw, 2.5rem); border-radius: var(--isl-radius-xl); border: 1px solid var(--isl-border); background: var(--isl-surface); }
.isl-compare__card--before { background: var(--isl-surface-2); }
.isl-compare__card--after { border-color: color-mix(in srgb, var(--isl-accent) 35%, transparent); box-shadow: 0 24px 60px rgba(49, 92, 245, 0.12); }
.isl-compare__arrow {
  width: 52px; height: 52px; border-radius: 50%; display: grid; place-items: center; z-index: 2;
  background: var(--isl-text); color: var(--isl-bg); box-shadow: var(--isl-shadow-3); margin-inline: -14px;
}
.isl-list { list-style: none; padding: 0; display: grid; }
.isl-list li { display: flex; gap: 12px; align-items: flex-start; padding: 14px 0; border-top: 1px solid var(--isl-border); color: var(--isl-text-muted); line-height: 1.5; }
.isl-list li::before { content: ''; flex: none; width: 20px; height: 20px; margin-top: 1px; border-radius: 50%; background: center / 12px no-repeat; }
.isl-list--check li::before { background-color: color-mix(in srgb, var(--isl-success) 14%, transparent); background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12' fill='none' stroke='%2316A36A' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M2.5 6.2l2.2 2.2 4.8-5'/%3E%3C/svg%3E"); }
.isl-list--x li::before { background-color: color-mix(in srgb, var(--isl-danger) 12%, transparent); background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12' fill='none' stroke='%23D54A59' stroke-width='1.8' stroke-linecap='round'%3E%3Cpath d='M3 3l6 6M9 3l-6 6'/%3E%3C/svg%3E"); }
.isl-list--plain li { padding: 10px 0; border: 0; }

/* Passos */
.isl-steps { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--isl-space-8); counter-reset: step; }
.isl-step__num { font-family: var(--isl-font-mono); font-size: var(--isl-fs-sm); color: var(--isl-accent-text); }
.isl-step__line { position: relative; height: 1px; background: var(--isl-border-strong); margin: 18px 0 26px; overflow: visible; }
.isl-step__line::before { content: ''; position: absolute; inset: 0; background: var(--isl-grad-infinity); transform-origin: 0 50%; transform: scaleX(var(--progress, 0)); }
.isl-step__line::after { content: ''; position: absolute; right: 0; top: -3px; width: 7px; height: 7px; border-radius: 50%; background: var(--isl-accent); }
.isl-step h3 { font-size: var(--isl-fs-h4); margin-bottom: 10px; }
.isl-step p { color: var(--isl-text-muted); line-height: var(--isl-lh-relaxed); }

/* Parágrafo que acende palavra a palavra no scroll (data-motion="highlight") */
.isl-highlight {
  font-family: var(--isl-font-display); font-size: var(--isl-fs-h1); font-weight: var(--isl-fw-semibold);
  line-height: 1.12; letter-spacing: var(--isl-ls-display); text-wrap: pretty;
}
.isl-highlight .word { opacity: 0.16; }
.isl-highlight .is-key { color: var(--isl-accent-text); }

/* Painel de marca (o bloco azul-violeta do CTA) */
.isl-panel {
  position: relative; overflow: hidden; isolation: isolate;
  border-radius: var(--isl-radius-2xl); padding: clamp(2.5rem, 1.5rem + 5vw, 5rem);
  background: var(--isl-grad-panel); color: #fff;
}
.isl-panel::before {
  content: ''; position: absolute; inset: 0; z-index: -1;
  background-image: radial-gradient(rgba(255, 255, 255, 0.16) 1px, transparent 1px); background-size: 28px 28px;
  -webkit-mask-image: linear-gradient(to right, #000, transparent 60%); mask-image: linear-gradient(to right, #000, transparent 60%);
}
.isl-panel::after {
  content: ''; position: absolute; width: 60%; aspect-ratio: 1; right: -20%; top: -40%; z-index: -1; border-radius: 50%;
  background: radial-gradient(circle, rgba(56, 189, 248, 0.35), transparent 60%); filter: blur(40px);
}

/* Cartas empilhadas de vidro (visual do painel) */
.isl-glasscard {
  border-radius: 22px; padding: 24px; min-height: 170px; display: flex; flex-direction: column; justify-content: flex-end;
  background: rgba(255, 255, 255, 0.12); border: 1px solid rgba(255, 255, 255, 0.28);
  -webkit-backdrop-filter: var(--isl-blur-md); backdrop-filter: var(--isl-blur-md);
  box-shadow: 0 30px 60px rgba(17, 16, 75, 0.25); color: #fff;
}
.isl-glasscard span { font-size: var(--isl-fs-sm); opacity: 0.8; }
.isl-glasscard b { font-size: 1.625rem; letter-spacing: -0.03em; }

/* ==========================================================================
   8. OFERTA: VSL, CONTADOR, PREÇO, GARANTIA
   ========================================================================== */
.isl-vsl {
  position: relative; aspect-ratio: 16 / 9; overflow: hidden; isolation: isolate;
  border-radius: var(--isl-radius-xl); background: var(--isl-gray-950);
  box-shadow: var(--isl-shadow-4), 0 0 0 1px rgba(255, 255, 255, 0.06);
}
.isl-vsl > video, .isl-vsl > iframe, .isl-vsl > img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; border: 0; }
.isl-vsl__cover { position: absolute; inset: 0; background: var(--isl-grad-aurora), var(--isl-gray-950); display: grid; place-items: center; }
.isl-vsl__play {
  position: relative; z-index: 2; width: 92px; height: 92px; border-radius: 50%; display: grid; place-items: center;
  background: rgba(255, 255, 255, 0.14); border: 1px solid rgba(255, 255, 255, 0.3); color: #fff;
  -webkit-backdrop-filter: var(--isl-blur-md); backdrop-filter: var(--isl-blur-md);
  transition: transform var(--isl-dur-3) var(--isl-ease-spring), background var(--isl-dur-2);
}
.isl-vsl__play::before { content: ''; position: absolute; inset: -10px; border-radius: 50%; border: 1px solid rgba(255, 255, 255, 0.25); animation: isl-ping 2.4s var(--isl-ease-out) infinite; }
.isl-vsl__play svg { width: 30px; height: 30px; margin-left: 4px; }
.isl-vsl:hover .isl-vsl__play { transform: scale(1.08); background: rgba(255, 255, 255, 0.22); }
.isl-vsl__hint {
  position: absolute; left: 50%; bottom: 24px; translate: -50% 0; z-index: 2;
  font-size: var(--isl-fs-sm); color: rgba(255, 255, 255, 0.8); white-space: nowrap;
}
/* Barra de progresso falsa: VSL não mostra a real (mais retenção) */
.isl-vsl__bar { position: absolute; left: 0; right: 0; bottom: 0; height: 4px; z-index: 3; background: rgba(255, 255, 255, 0.12); }
.isl-vsl__bar span { display: block; height: 100%; width: var(--p, 0%); background: var(--isl-grad-infinity); transition: width 0.3s linear; }

/* Contador regressivo (urgência real: até 23:59 de hoje) */
.isl-countdown { display: inline-flex; align-items: flex-start; gap: 8px; }
.isl-countdown__unit { display: grid; justify-items: center; gap: 6px; }
.isl-countdown__value {
  min-width: 64px; padding: 12px 10px; border-radius: 14px; text-align: center;
  font-family: var(--isl-font-display); font-size: 2rem; font-weight: var(--isl-fw-semibold);
  font-variant-numeric: tabular-nums; letter-spacing: -0.03em; line-height: 1;
  background: var(--isl-surface); border: 1px solid var(--isl-border-strong); box-shadow: var(--isl-shadow-1);
}
.isl-countdown__label { font-family: var(--isl-font-mono); font-size: 0.625rem; letter-spacing: var(--isl-ls-caps); text-transform: uppercase; color: var(--isl-text-faint); }
.isl-countdown__sep { font-size: 2rem; font-weight: 600; line-height: 56px; color: var(--isl-text-faint); }
.isl-countdown--sm .isl-countdown__value { min-width: 46px; font-size: 1.25rem; padding: 8px; border-radius: 10px; }
.isl-countdown--sm .isl-countdown__sep { font-size: 1.25rem; line-height: 38px; }

/* Barra de urgência no topo */
.isl-urgency {
  display: flex; align-items: center; justify-content: center; gap: 14px; flex-wrap: wrap;
  padding: 10px 16px; background: var(--isl-gray-900); color: #fff; font-size: var(--isl-fs-sm);
}
.isl-urgency strong { font-variant-numeric: tabular-nums; }

/* Card de preço */
.isl-price {
  position: relative; display: flex; flex-direction: column; gap: var(--isl-space-6);
  padding: clamp(1.75rem, 1.3rem + 1.6vw, 2.75rem); border-radius: var(--isl-radius-2xl);
  background: var(--isl-surface); border: 1px solid var(--isl-border); box-shadow: var(--isl-shadow-2);
}
.isl-price--featured { border-color: transparent; box-shadow: var(--isl-shadow-4); }
.isl-price--featured::before {
  content: ''; position: absolute; inset: 0; border-radius: inherit; padding: 2px; pointer-events: none;
  background: var(--isl-grad-infinity);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor; mask-composite: exclude;
}
.isl-price__ribbon { position: absolute; top: -13px; left: 50%; translate: -50% 0; }
.isl-price__name { font-size: var(--isl-fs-h4); font-weight: var(--isl-fw-semibold); letter-spacing: var(--isl-ls-tight); }
.isl-price__desc { color: var(--isl-text-muted); font-size: var(--isl-fs-sm); margin-top: 6px; line-height: 1.6; }
.isl-price__amount { display: flex; align-items: flex-start; gap: 4px; font-family: var(--isl-font-display); font-variant-numeric: tabular-nums; line-height: 1; }
.isl-price__cur { font-size: 1.25rem; font-weight: 500; margin-top: 0.5em; color: var(--isl-text-muted); }
.isl-price__value { font-size: clamp(3.5rem, 2.8rem + 3vw, 5rem); font-weight: var(--isl-fw-bold); letter-spacing: -0.055em; }
.isl-price__old { font-size: var(--isl-fs-sm); color: var(--isl-text-faint); text-decoration: line-through; }
.isl-price__note { font-size: var(--isl-fs-xs); color: var(--isl-text-faint); text-align: center; }
.isl-price .isl-list { margin-top: -8px; }

/* Selo de garantia com texto girando */
.isl-seal { position: relative; width: 132px; height: 132px; flex: none; display: grid; place-items: center; }
.isl-seal__ring { position: absolute; inset: 0; animation: isl-spin 24s linear infinite; color: var(--isl-text-muted); }
.isl-seal__ring text { font-family: var(--isl-font-mono); font-size: 8.4px; letter-spacing: 2.6px; text-transform: uppercase; fill: currentColor; }
.isl-seal__core {
  width: 76px; height: 76px; border-radius: 50%; display: grid; place-items: center; text-align: center;
  background: var(--isl-grad-infinity); color: #fff; box-shadow: var(--isl-glow-blue);
  font-family: var(--isl-font-display); line-height: 1;
}
.isl-seal__core b { display: block; font-size: 1.875rem; letter-spacing: -0.04em; }
.isl-seal__core small { font-size: 0.625rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; }

.isl-guarantee {
  display: flex; align-items: center; gap: var(--isl-space-8);
  padding: clamp(1.5rem, 1rem + 2vw, 2.5rem); border-radius: var(--isl-radius-xl);
  background: var(--isl-surface); border: 1px solid var(--isl-border);
}

/* Formas de pagamento / confiança */
.isl-trust { display: flex; flex-wrap: wrap; gap: 8px 20px; font-size: var(--isl-fs-sm); color: var(--isl-text-muted); }
.isl-trust span { display: inline-flex; align-items: center; gap: 6px; }
.isl-trust svg { width: 16px; height: 16px; color: var(--isl-success); }

/* ==========================================================================
   9. FORMULÁRIO
   ========================================================================== */
.isl-field { display: grid; gap: 8px; }
.isl-label { font-size: var(--isl-fs-sm); font-weight: var(--isl-fw-medium); color: var(--isl-text); }
.isl-input, .isl-select, .isl-textarea {
  width: 100%; min-height: 52px; padding: 0 16px;
  font-size: 1rem; /* 16px: iOS não dá zoom */
  border-radius: var(--isl-radius-md); border: 1px solid var(--isl-border-strong);
  background: var(--isl-surface); color: var(--isl-text);
  transition: border-color var(--isl-dur-2), box-shadow var(--isl-dur-2);
}
.isl-textarea { padding: 14px 16px; min-height: 120px; resize: vertical; line-height: 1.5; }
.isl-input::placeholder, .isl-textarea::placeholder { color: var(--isl-text-faint); }
.isl-input:hover, .isl-select:hover, .isl-textarea:hover { border-color: var(--isl-text-faint); }
.isl-input:focus, .isl-select:focus, .isl-textarea:focus { outline: none; border-color: var(--isl-accent); box-shadow: 0 0 0 4px var(--isl-accent-soft); }
.isl-input[aria-invalid='true'] { border-color: var(--isl-danger); box-shadow: 0 0 0 4px color-mix(in srgb, var(--isl-danger) 14%, transparent); }
.isl-select {
  appearance: none; padding-right: 44px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%236B6E7D' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M4 6l4 4 4-4'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 16px center; background-size: 16px;
}
.isl-help  { font-size: var(--isl-fs-sm); color: var(--isl-text-muted); }
.isl-error { font-size: var(--isl-fs-sm); color: var(--isl-danger); display: flex; gap: 6px; align-items: center; }

/* Input com botão dentro (captura, cupom) */
.isl-inline-form {
  display: flex; gap: 6px; padding: 6px; border-radius: var(--isl-radius-pill);
  background: var(--isl-surface); border: 1px solid var(--isl-border-strong); box-shadow: var(--isl-shadow-2);
}
.isl-inline-form .isl-input { border: 0; background: transparent; min-height: 48px; box-shadow: none; }
.isl-inline-form:focus-within { border-color: var(--isl-accent); box-shadow: 0 0 0 4px var(--isl-accent-soft); }

/* Checkbox / rádio */
.isl-check { display: inline-flex; align-items: center; gap: 12px; min-height: 44px; cursor: pointer; font-size: var(--isl-fs-base); }
.isl-check input {
  appearance: none; width: 22px; height: 22px; flex: none; margin: 0; cursor: pointer;
  border-radius: 7px; border: 1.5px solid var(--isl-border-strong); background: var(--isl-surface);
  display: grid; place-items: center; transition: background var(--isl-dur-2), border-color var(--isl-dur-2);
}
.isl-check input[type='radio'] { border-radius: 50%; }
.isl-check input::after { content: ''; width: 12px; height: 12px; transform: scale(0); transition: transform var(--isl-dur-3) var(--isl-ease-spring); background: #fff; clip-path: polygon(14% 52%, 0 66%, 38% 100%, 100% 26%, 86% 12%, 38% 72%); }
.isl-check input[type='radio']::after { width: 8px; height: 8px; border-radius: 50%; clip-path: none; }
.isl-check input:checked { background: var(--isl-accent); border-color: var(--isl-accent); }
.isl-check input:checked::after { transform: scale(1); }

/* Switch iOS */
.isl-switch { display: inline-flex; align-items: center; gap: 12px; min-height: 44px; cursor: pointer; }
.isl-switch input {
  appearance: none; position: relative; width: 51px; height: 31px; margin: 0; cursor: pointer; flex: none;
  border-radius: 999px; background: var(--isl-surface-3); border: 1px solid var(--isl-border);
  transition: background var(--isl-dur-3) var(--isl-ease-out);
}
.isl-switch input::after {
  content: ''; position: absolute; top: 2px; left: 2px; width: 25px; height: 25px; border-radius: 50%;
  background: #fff; box-shadow: 0 3px 8px rgba(0, 0, 0, 0.15), 0 1px 1px rgba(0, 0, 0, 0.16);
  transition: transform var(--isl-dur-3) var(--isl-ease-spring);
}
.isl-switch input:checked { background: var(--isl-success); }
.isl-switch input:checked::after { transform: translateX(20px); }

/* Controle segmentado com indicador que desliza (JS posiciona) */
.isl-segment {
  position: relative; display: inline-flex; padding: 4px; border-radius: var(--isl-radius-pill);
  background: var(--isl-surface-3); isolation: isolate;
}
.isl-segment__btn {
  position: relative; z-index: 1; min-height: 38px; padding: 0 18px; border-radius: var(--isl-radius-pill);
  font-size: var(--isl-fs-sm); font-weight: var(--isl-fw-medium); color: var(--isl-text-muted);
  transition: color var(--isl-dur-2);
}
.isl-segment__btn[aria-selected='true'], .isl-segment__btn[aria-pressed='true'] { color: var(--isl-text); }
.isl-segment__thumb {
  position: absolute; z-index: 0; top: 4px; bottom: 4px; left: 0; border-radius: var(--isl-radius-pill);
  background: var(--isl-elevated); box-shadow: var(--isl-shadow-2);
  transition: transform var(--isl-dur-4) var(--isl-ease-out), width var(--isl-dur-4) var(--isl-ease-out);
}

/* ==========================================================================
   10. FEEDBACK
   ========================================================================== */
.isl-alert {
  --_c: var(--isl-accent);
  display: flex; gap: 14px; align-items: flex-start; padding: 16px 18px; border-radius: var(--isl-radius-lg);
  background: color-mix(in srgb, var(--_c) 8%, var(--isl-surface)); border: 1px solid color-mix(in srgb, var(--_c) 22%, transparent);
  font-size: var(--isl-fs-sm); line-height: 1.6; color: var(--isl-text);
}
.isl-alert svg { width: 20px; height: 20px; flex: none; color: var(--_c); margin-top: 1px; }
.isl-alert strong { display: block; margin-bottom: 2px; }
.isl-alert--success { --_c: var(--isl-success); }
.isl-alert--warn    { --_c: var(--isl-warn); }
.isl-alert--danger  { --_c: var(--isl-danger); }

.isl-toasts {
  position: fixed; z-index: var(--isl-z-toast); left: 50%; bottom: 24px; translate: -50% 0;
  display: grid; gap: 10px; justify-items: center; pointer-events: none; width: min(420px, calc(100% - 32px));
}
.isl-toast {
  pointer-events: auto; display: flex; align-items: center; gap: 12px; padding: 12px 18px 12px 14px;
  border-radius: var(--isl-radius-pill); font-size: var(--isl-fs-sm); font-weight: var(--isl-fw-medium);
  background: var(--isl-glass); border: 1px solid var(--isl-glass-border); color: var(--isl-text);
  -webkit-backdrop-filter: var(--isl-blur-lg); backdrop-filter: var(--isl-blur-lg); box-shadow: var(--isl-shadow-3);
  animation: isl-rise var(--isl-dur-4) var(--isl-ease-out) both;
}
.isl-toast.is-leaving { opacity: 0; transform: translateY(10px) scale(0.98); transition: opacity var(--isl-dur-3), transform var(--isl-dur-3); }
.isl-toast__icon { width: 22px; height: 22px; border-radius: 50%; display: grid; place-items: center; color: #fff; background: var(--isl-accent); flex: none; }
.isl-toast--success .isl-toast__icon { background: var(--isl-success); }
.isl-toast--danger  .isl-toast__icon { background: var(--isl-danger); }
.isl-toast__icon svg { width: 13px; height: 13px; }

.isl-skeleton {
  border-radius: var(--isl-radius-sm); min-height: 14px;
  background: linear-gradient(90deg, var(--isl-surface-3) 25%, var(--isl-surface-2) 50%, var(--isl-surface-3) 75%);
  background-size: 200% 100%; animation: isl-skeleton 1.6s ease-in-out infinite;
}
.isl-spinner { width: 22px; height: 22px; border-radius: 50%; border: 2px solid var(--isl-border-strong); border-top-color: var(--isl-accent); animation: isl-spin 0.8s linear infinite; }

/* Tooltip por atributo: data-isl-tip="texto" */
[data-isl-tip] { position: relative; }
[data-isl-tip]::after {
  content: attr(data-isl-tip); position: absolute; z-index: var(--isl-z-tooltip); left: 50%; bottom: calc(100% + 10px);
  translate: -50% 4px; opacity: 0; pointer-events: none; white-space: nowrap;
  padding: 7px 11px; border-radius: 10px; font-size: var(--isl-fs-xs); font-weight: 500; letter-spacing: 0;
  background: var(--isl-gray-900); color: #fff; box-shadow: var(--isl-shadow-2);
  transition: opacity var(--isl-dur-2), translate var(--isl-dur-2) var(--isl-ease-out);
}
[data-isl-tip]:hover::after, [data-isl-tip]:focus-visible::after { opacity: 1; translate: -50% 0; }

/* ==========================================================================
   11. SOBREPOSIÇÃO: MODAL E DRAWER
   ========================================================================== */
.isl-scrim {
  position: fixed; inset: 0; z-index: var(--isl-z-modal); display: grid; place-items: center; padding: 16px;
  background: var(--isl-scrim); -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px);
  opacity: 0; visibility: hidden; transition: opacity var(--isl-dur-4) var(--isl-ease-out), visibility 0s linear var(--isl-dur-4);
}
.isl-scrim.is-open { opacity: 1; visibility: visible; transition-delay: 0s; }
.isl-modal {
  width: min(520px, 100%); max-height: calc(100dvh - 32px); overflow: auto;
  padding: clamp(1.5rem, 1rem + 2vw, 2.5rem); border-radius: var(--isl-radius-2xl);
  background: var(--isl-elevated); border: 1px solid var(--isl-border); box-shadow: var(--isl-shadow-4);
  transform: translateY(24px) scale(0.97); transition: transform var(--isl-dur-4) var(--isl-ease-out);
}
.isl-scrim.is-open .isl-modal { transform: none; }
.isl-modal__close { position: absolute; top: 16px; right: 16px; }
.isl-drawer {
  position: fixed; z-index: var(--isl-z-drawer); top: 0; right: 0; bottom: 0; width: min(420px, 100%);
  padding: 28px; overflow: auto; background: var(--isl-elevated); border-left: 1px solid var(--isl-border); box-shadow: var(--isl-shadow-4);
  transform: translateX(100%); transition: transform var(--isl-dur-4) var(--isl-ease-out);
}
.isl-drawer.is-open { transform: none; }
.isl-scrim--drawer { place-items: stretch; z-index: calc(var(--isl-z-drawer) - 1); }

/* ==========================================================================
   12. ACORDEÃO E ABAS
   ========================================================================== */
.isl-accordion { border-top: 1px solid var(--isl-border); }
.isl-acc { border-bottom: 1px solid var(--isl-border); }
.isl-acc__head {
  width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 20px;
  min-height: 72px; padding: 18px 0; text-align: left;
  font-size: var(--isl-fs-lg); font-weight: var(--isl-fw-semibold); letter-spacing: -0.015em; color: var(--isl-text);
}
.isl-acc__icon {
  position: relative; width: 28px; height: 28px; flex: none; border-radius: 50%; background: var(--isl-surface-3);
  transition: transform var(--isl-dur-4) var(--isl-ease-out), background var(--isl-dur-2);
}
.isl-acc__icon::before, .isl-acc__icon::after { content: ''; position: absolute; left: 50%; top: 50%; width: 11px; height: 1.6px; border-radius: 2px; background: var(--isl-text); translate: -50% -50%; }
.isl-acc__icon::after { rotate: 90deg; transition: rotate var(--isl-dur-4) var(--isl-ease-out); }
.isl-acc.is-open .isl-acc__icon { background: var(--isl-text); }
.isl-acc.is-open .isl-acc__icon::before, .isl-acc.is-open .isl-acc__icon::after { background: var(--isl-bg); }
.isl-acc.is-open .isl-acc__icon::after { rotate: 0deg; }
.isl-acc__panel { display: grid; grid-template-rows: 0fr; transition: grid-template-rows var(--isl-dur-4) var(--isl-ease-out); }
.isl-acc.is-open .isl-acc__panel { grid-template-rows: 1fr; }
.isl-acc__body { overflow: hidden; }
.isl-acc__body > div { padding: 0 48px 24px 0; color: var(--isl-text-muted); line-height: var(--isl-lh-relaxed); }

.isl-tabs__list { display: flex; gap: 4px; border-bottom: 1px solid var(--isl-border); overflow-x: auto; scrollbar-width: none; }
.isl-tabs__tab {
  position: relative; min-height: 48px; padding: 0 16px; white-space: nowrap;
  font-size: var(--isl-fs-sm); font-weight: var(--isl-fw-medium); color: var(--isl-text-muted);
}
.isl-tabs__tab::after { content: ''; position: absolute; left: 12px; right: 12px; bottom: -1px; height: 2px; border-radius: 2px; background: var(--isl-text); transform: scaleX(0); transition: transform var(--isl-dur-3) var(--isl-ease-out); }
.isl-tabs__tab[aria-selected='true'] { color: var(--isl-text); }
.isl-tabs__tab[aria-selected='true']::after { transform: scaleX(1); }
.isl-tabs__panel { padding-top: var(--isl-space-6); }
.isl-tabs__panel[hidden] { display: none; }

/* ==========================================================================
   13. CÓDIGO / TERMINAL (config de API, Cursor, n8n)
   ========================================================================== */
.isl-terminal {
  border-radius: var(--isl-radius-lg); overflow: hidden; background: #0B0C14; color: #E6E8F2;
  border: 1px solid rgba(255, 255, 255, 0.08); box-shadow: var(--isl-shadow-3);
  font-family: var(--isl-font-mono); font-size: 0.8125rem; line-height: 1.7;
}
.isl-terminal__bar { display: flex; align-items: center; gap: 12px; padding: 10px 14px; border-bottom: 1px solid rgba(255, 255, 255, 0.06); color: #6E7182; font-size: 0.6875rem; }
.isl-terminal__bar .isl-window__dots i { width: 10px; height: 10px; }
.isl-terminal__copy { margin-left: auto; color: #9A9DAD; font-size: 0.6875rem; padding: 4px 8px; border-radius: 6px; }
.isl-terminal__copy:hover { background: rgba(255, 255, 255, 0.06); color: #fff; }
.isl-terminal pre { margin: 0; padding: 18px 20px; overflow-x: auto; }
.isl-terminal .k { color: #98ADFF; } .isl-terminal .s { color: #7EE2B8; } .isl-terminal .c { color: #6E7182; } .isl-terminal .v { color: #C4A5FB; }

/* ==========================================================================
   14. DEPOIMENTO
   ========================================================================== */
.isl-quote { display: grid; gap: var(--isl-space-6); }
.isl-quote__text { font-family: var(--isl-font-serif); font-style: italic; font-size: clamp(1.5rem, 1.2rem + 1.4vw, 2.25rem); line-height: 1.3; letter-spacing: -0.015em; }
.isl-quote__who { display: flex; align-items: center; gap: 12px; font-size: var(--isl-fs-sm); }
.isl-quote__who b { display: block; font-weight: var(--isl-fw-semibold); }
.isl-quote__who span { color: var(--isl-text-muted); }
.isl-avatar { width: 44px; height: 44px; border-radius: 50%; flex: none; display: grid; place-items: center; background: var(--isl-grad-infinity); color: #fff; font-size: var(--isl-fs-xs); font-weight: 700; object-fit: cover; }

/* ==========================================================================
   15. NAVEGAÇÃO
   ========================================================================== */
.isl-nav {
  position: sticky; top: 0; z-index: var(--isl-z-nav); height: var(--isl-nav-h);
  background: color-mix(in srgb, var(--isl-bg) 72%, transparent);
  -webkit-backdrop-filter: var(--isl-blur-md); backdrop-filter: var(--isl-blur-md);
  border-bottom: 1px solid transparent;
  transition: border-color var(--isl-dur-3), background var(--isl-dur-3);
}
.isl-nav.is-scrolled { border-bottom-color: var(--isl-border); background: color-mix(in srgb, var(--isl-bg) 82%, transparent); }
.isl-nav.is-hidden { transform: translateY(-100%); }
.isl-nav { transition: transform var(--isl-dur-4) var(--isl-ease-out), border-color var(--isl-dur-3), background var(--isl-dur-3); }
.isl-nav__inner { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.isl-nav__links { display: flex; gap: 6px; }
.isl-nav__link {
  padding: 8px 12px; border-radius: var(--isl-radius-pill);
  font-size: var(--isl-fs-sm); font-weight: var(--isl-fw-medium); color: var(--isl-text-muted);
  transition: color var(--isl-dur-2), background var(--isl-dur-2);
}
.isl-nav__link:hover, .isl-nav__link.is-active { color: var(--isl-text); background: var(--isl-surface-3); }
.isl-nav__actions { display: flex; align-items: center; gap: 8px; }

.isl-burger { display: none; width: 44px; height: 44px; border-radius: 12px; place-content: center; gap: 6px; }
.isl-burger span { display: block; width: 20px; height: 1.6px; border-radius: 2px; background: var(--isl-text); transition: transform var(--isl-dur-3) var(--isl-ease-out); }
.isl-burger[aria-expanded='true'] span:first-child { transform: translateY(3.8px) rotate(45deg); }
.isl-burger[aria-expanded='true'] span:last-child  { transform: translateY(-3.8px) rotate(-45deg); }

.isl-menu {
  position: fixed; inset: var(--isl-nav-h) 0 auto 0; z-index: calc(var(--isl-z-nav) - 1);
  padding: 8px var(--isl-gutter) 28px; display: grid;
  background: color-mix(in srgb, var(--isl-bg) 94%, transparent);
  -webkit-backdrop-filter: var(--isl-blur-lg); backdrop-filter: var(--isl-blur-lg);
  border-bottom: 1px solid var(--isl-border); box-shadow: var(--isl-shadow-3);
  opacity: 0; visibility: hidden; transform: translateY(-8px);
  transition: opacity var(--isl-dur-3) var(--isl-ease-out), transform var(--isl-dur-3) var(--isl-ease-out), visibility 0s linear var(--isl-dur-3);
}
.isl-menu.is-open { opacity: 1; visibility: visible; transform: none; transition-delay: 0s; }
.isl-menu a:not(.isl-btn) { display: flex; align-items: center; min-height: 56px; border-bottom: 1px solid var(--isl-border); font-size: 1.25rem; font-weight: var(--isl-fw-semibold); letter-spacing: -0.02em; }
.isl-menu .isl-btn { margin-top: 20px; }

/* Barra de leitura */
.isl-progress { position: fixed; top: 0; left: 0; right: 0; height: 2px; z-index: calc(var(--isl-z-nav) + 1); background: var(--isl-grad-infinity); transform-origin: 0 50%; transform: scaleX(var(--p, 0)); }

/* ==========================================================================
   16. RODAPÉ, AVISO, WHATSAPP
   ========================================================================== */
.isl-footer { padding-block: 72px 28px; background: var(--isl-bg); color: var(--isl-text); border-top: 1px solid var(--isl-border); }
.isl-footer__main { display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: 40px; align-items: start; }
.isl-footer__links { display: grid; gap: 12px; font-size: var(--isl-fs-sm); color: var(--isl-text-muted); }
.isl-footer__links a:hover { color: var(--isl-text); }
.isl-footer__bottom { display: flex; justify-content: space-between; gap: 40px; margin-top: 56px; padding-top: 22px; border-top: 1px solid var(--isl-border); }

/* Aviso de marca: OBRIGATÓRIO em toda página que cita os modelos */
.isl-disclaimer { max-width: 760px; font-size: var(--isl-fs-xs); line-height: 1.6; color: var(--isl-text-faint); }

.isl-wa {
  position: fixed; right: 20px; bottom: 20px; z-index: var(--isl-z-sticky);
  display: flex; align-items: center; gap: 10px; padding: 8px 16px 8px 8px; border-radius: var(--isl-radius-pill);
  background: var(--isl-whatsapp); color: #fff; font-size: var(--isl-fs-sm); font-weight: var(--isl-fw-semibold);
  box-shadow: 0 12px 28px rgba(23, 185, 109, 0.32); transition: transform var(--isl-dur-3) var(--isl-ease-spring);
}
.isl-wa:hover { transform: translateY(-2px) scale(1.02); }
.isl-wa__icon { width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center; background: #fff; color: var(--isl-whatsapp); }
.isl-wa__icon svg { width: 20px; height: 20px; }

/* ==========================================================================
   RESPONSIVO
   ========================================================================== */
@media (max-width: 1024px) {
  .isl-bento > *, .isl-bento .is-span-2, .isl-bento .is-span-4 { grid-column: span 3; }
  .isl-bento .is-span-6 { grid-column: span 6; }
}
@media (max-width: 900px) {
  .isl-nav__links, .isl-nav__actions .isl-btn:not(.isl-burger) { display: none; }
  .isl-burger { display: grid; }
  .isl-compare { grid-template-columns: 1fr; gap: 0; }
  .isl-compare__arrow { margin: -14px auto; transform: rotate(90deg); }
  .isl-float { display: none; }
}
@media (max-width: 768px) {
  .isl-bento { grid-template-columns: 1fr; }
  .isl-bento > *, .isl-bento .is-span-2, .isl-bento .is-span-4, .isl-bento .is-span-6 { grid-column: auto; min-height: 0; }
  .isl-steps { grid-template-columns: 1fr; gap: var(--isl-space-6); }
  .isl-models { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .isl-models > :nth-child(n + 5) { display: none; }
  .isl-window__side { display: none; }
  .isl-window__bar { grid-template-columns: 1fr 1fr; }
  .isl-window__bar > :nth-child(2) { display: none; }
  .isl-window__body { min-height: 0; }
  .isl-footer__main { grid-template-columns: 1fr; }
  .isl-footer__bottom { flex-direction: column; gap: 8px; }
  .isl-guarantee { flex-direction: column; text-align: center; }
  .isl-countdown__value { min-width: 54px; font-size: 1.625rem; }
  .isl-wa__label { display: none; }
  .isl-wa { padding: 8px; }
  .isl-btn-group--stack { flex-direction: column; align-items: stretch; }
  .isl-btn-group--stack .isl-btn { width: 100%; }
  .isl-acc__body > div { padding-right: 0; }
}