:root {
  --bg: #06101d;
  --bg-deep: #03080f;
  --panel: rgba(13, 29, 48, 0.78);
  --panel-card: rgba(16, 36, 61, 0.82);
  --panel-border: rgba(255, 255, 255, 0.09);
  --panel-border-focus: rgba(255, 190, 99, 0.38);
  --text: #f7f9fc;
  --muted: #a8b6c9;
  --subtle: #6c7f99;
  --accent: #ff9a3c;
  --accent-2: #ffbe63;
  --accent-glow: rgba(255, 154, 60, 0.22);
  --ok: #7ce0b0;
  --ok-glow: rgba(124, 224, 176, 0.16);
  --shadow-lg: 0 32px 80px -10px rgba(0, 0, 0, 0.65), 0 0 1px 1px rgba(255, 255, 255, 0.06);
  --radius-card: 28px;
  --radius-btn: 14px;
}

* { box-sizing: border-box; }
html { background: var(--bg); }
body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background-color: var(--bg);
  overflow-x: hidden;
  position: relative;
  -webkit-font-smoothing: antialiased;
}

/* Malha de fundo sutil e luzes ambientais */
.bg-grid {
  position: fixed;
  inset: 0;
  background-image: 
    linear-gradient(to right, rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 40px 40px;
  mask-image: radial-gradient(circle at 50% 30%, black 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(circle at 50% 30%, black 30%, transparent 80%);
  pointer-events: none;
}

.ambient {
  position: fixed;
  width: 32rem;
  height: 32rem;
  border-radius: 50%;
  pointer-events: none;
  filter: blur(120px);
  opacity: 0.24;
}
.ambient-a { background: #0c7ec9; left: -12rem; top: 10%; }
.ambient-b { background: #ff9a3c; right: -14rem; top: 5%; opacity: 0.18; }
.ambient-c { background: #004d80; left: 35%; bottom: -10rem; opacity: 0.2; }

/* Topbar */
.topbar {
  width: min(1140px, calc(100% - 48px));
  margin: 0 auto;
  padding: 24px 0 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
  z-index: 10;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}
.brand-mark {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: linear-gradient(145deg, #183350, #0a1827);
  border: 1px solid rgba(255, 190, 99, 0.3);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.35);
}
.brand-svg { width: 24px; height: 24px; }
.brand-titles { display: flex; flex-direction: column; }
.brand-name {
  font-weight: 850;
  letter-spacing: 0.18em;
  font-size: 1.05rem;
  line-height: 1.1;
  color: #ffffff;
}
.brand-sub {
  font-size: 0.58rem;
  letter-spacing: 0.22em;
  color: var(--accent-2);
  font-weight: 700;
}

.languages {
  display: flex;
  gap: 3px;
  padding: 4px;
  border: 1px solid var(--panel-border);
  border-radius: 12px;
  background: rgba(10, 24, 40, 0.5);
  backdrop-filter: blur(8px);
}
.language-button {
  border: 0;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font: inherit;
  font-size: 0.76rem;
  font-weight: 750;
  padding: 6px 11px;
  border-radius: 8px;
  transition: all 0.15s ease;
}
.language-button:hover { color: #fff; }
.language-button.is-active {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  box-shadow: 0 2px 8px rgba(0,0,0,0.25);
}

/* Page Shell */
.page-shell {
  width: min(1140px, calc(100% - 48px));
  margin: 20px auto 0;
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(320px, 0.85fr);
  gap: 24px;
  align-items: stretch;
  position: relative;
  z-index: 5;
}

/* Cards */
.invite-card, .context-card {
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-card);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow: hidden;
}

.invite-card {
  padding: clamp(32px, 5vw, 56px);
  background: linear-gradient(155deg, rgba(17, 40, 68, 0.92) 0%, rgba(9, 23, 40, 0.94) 100%);
}

.card-glow {
  position: absolute;
  top: -120px;
  right: -120px;
  width: 320px;
  height: 320px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none;
}

/* Invite Header & Badges */
.invite-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
.security-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #cdecdb;
  font-size: 0.77rem;
  font-weight: 700;
  border: 1px solid rgba(124, 224, 176, 0.25);
  background: rgba(124, 224, 176, 0.08);
  border-radius: 999px;
  padding: 6px 14px;
  position: relative;
}
.security-dot {
  width: 7px;
  height: 7px;
  background: var(--ok);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--ok);
}

.circle-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 4px 12px 4px 6px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--panel-border);
}
.avatar-stack {
  display: flex;
  align-items: center;
}
.avatar, .avatar-add {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 2px solid #0c1c2e;
  display: grid;
  place-items: center;
  font-size: 0.72rem;
  margin-left: -7px;
  background: #173657;
}
.avatar:first-child { margin-left: 0; background: #264a73; }
.avatar-add { background: var(--accent); color: #0c1c2e; font-weight: 900; font-size: 0.8rem; }
.badge-label { font-size: 0.75rem; font-weight: 700; color: var(--muted); }

/* Hero Visual Area */
.hero-visual {
  margin: 34px 0 16px;
  display: flex;
  align-items: flex-start;
  gap: 22px;
}
.hero-icon-container {
  position: relative;
  flex-shrink: 0;
}
.icon-pulse {
  position: absolute;
  inset: -6px;
  border-radius: 26px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 80%);
  filter: blur(6px);
}
.brand-logo {
  width: 40px;
  height: 40px;
  object-fit: contain;
  display: block;
}
.hero-icon {
  width: 76px;
  height: 76px;
  display: grid;
  place-items: center;
  border-radius: 22px;
  background: linear-gradient(135deg, rgba(255, 190, 99, 0.15), rgba(255, 154, 60, 0.05));
  border: 1px solid rgba(255, 190, 99, 0.28);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.45);
}
.hero-icon svg { width: 44px; height: 44px; }

.eyebrow {
  margin: 0 0 6px;
  font-size: 0.76rem;
  letter-spacing: 0.18em;
  font-weight: 800;
  color: var(--accent-2);
}
h1 {
  margin: 0;
  font-size: clamp(1.85rem, 3.8vw, 2.7rem);
  font-weight: 850;
  line-height: 1.12;
  letter-spacing: -0.04em;
  color: #ffffff;
}
.lead {
  margin: 16px 0 0;
  color: var(--muted);
  font-size: clamp(0.98rem, 1.4vw, 1.08rem);
  line-height: 1.65;
}

/* Benefits */
.benefits {
  margin-top: 30px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}
.benefit-card {
  display: flex;
  gap: 14px;
  padding: 16px;
  border: 1px solid var(--panel-border);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.024);
  transition: border-color 0.2s, background 0.2s;
}
.benefit-card:hover {
  border-color: rgba(255, 190, 99, 0.2);
  background: rgba(255, 255, 255, 0.04);
}
.benefit-icon-box {
  flex: 0 0 36px;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: rgba(255, 190, 99, 0.12);
  color: var(--accent-2);
  display: grid;
  place-items: center;
}
.benefit-card strong {
  display: block;
  font-size: 0.92rem;
  font-weight: 750;
  color: #fff;
  margin-bottom: 4px;
}
.benefit-card span {
  display: block;
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.48;
}

/* Actions */
.actions {
  margin-top: 32px;
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
}
.button {
  min-height: 54px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 12px 24px;
  border-radius: var(--radius-btn);
  text-decoration: none;
  font-weight: 780;
  font-size: 0.95rem;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: transform 0.16s ease, box-shadow 0.16s ease;
}
.button:hover {
  transform: translateY(-2px);
}
.button:focus-visible {
  outline: 3px solid var(--accent-2);
  outline-offset: 3px;
}

.button-primary {
  color: #120e09;
  background: linear-gradient(135deg, #ffbe63 0%, #ff9a3c 100%);
  box-shadow: 0 14px 34px rgba(255, 154, 60, 0.28);
  border: 1px solid rgba(255, 255, 255, 0.2);
}
.button-primary:hover {
  box-shadow: 0 18px 40px rgba(255, 154, 60, 0.38);
}
.btn-shine {
  position: absolute;
  top: 0; left: -100%;
  width: 60%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  transform: skewX(-20deg);
  animation: shine 4.5s infinite;
}
@keyframes shine {
  0%, 60% { left: -100%; }
  100% { left: 200%; }
}

.button-googleplay {
  background: rgba(15, 34, 57, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.14);
  color: #ffffff;
  padding: 10px 20px;
}
.button-googleplay:hover {
  background: rgba(23, 49, 82, 0.9);
  border-color: rgba(255, 255, 255, 0.26);
}
.play-icon { flex-shrink: 0; }
.play-text { display: flex; flex-direction: column; text-align: left; }
.play-text small {
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  color: var(--muted);
  font-weight: 700;
  line-height: 1;
}
.play-text span {
  font-size: 0.95rem;
  font-weight: 800;
  line-height: 1.2;
}

.ios-note {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--subtle);
  font-size: 0.82rem;
  margin-top: 2px;
}

/* Trust footer within card */
.trust-footer {
  margin-top: 32px;
  padding-top: 22px;
  border-top: 1px solid var(--panel-border);
  display: flex;
  align-items: center;
  gap: 12px;
}
.trust-shield {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--ok-glow);
  display: grid;
  place-items: center;
}
.trust-footer p {
  margin: 0;
  font-size: 0.82rem;
  line-height: 1.5;
  color: #92a4bc;
}

/* Context Card (Right column) */
.context-card {
  padding: clamp(28px, 4vw, 42px);
  background: linear-gradient(180deg, rgba(14, 32, 54, 0.72) 0%, rgba(8, 20, 35, 0.82) 100%);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.badge-mini {
  display: inline-block;
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  font-weight: 800;
  color: var(--accent-2);
  margin-bottom: 8px;
}
.context-card h2 {
  margin: 0 0 12px;
  font-size: clamp(1.4rem, 2.2vw, 1.85rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.03em;
  color: #fff;
}
.context-card > .context-content > p {
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.62;
  margin: 0 0 24px;
}

/* App Mockup Preview (SVG/CSS phone screen) */
.app-mockup {
  margin: 10px 0 26px;
  perspective: 900px;
}
.mockup-frame {
  background: #091524;
  border: 2px solid rgba(255, 255, 255, 0.12);
  border-radius: 24px;
  padding: 10px;
  box-shadow: 0 20px 45px -10px rgba(0, 0, 0, 0.6), inset 0 0 12px rgba(255, 255, 255, 0.02);
  transform: rotateX(4deg) scale(0.98);
  transition: transform 0.3s ease;
}
.mockup-frame:hover {
  transform: rotateX(0deg) scale(1);
}
.mockup-notch {
  width: 42px;
  height: 4px;
  background: #1b3450;
  border-radius: 99px;
  margin: 0 auto 8px;
}
.mockup-screen {
  background: linear-gradient(180deg, #0f243b 0%, #081423 100%);
  border-radius: 16px;
  padding: 18px 14px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  text-align: center;
}
.mockup-header {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  font-weight: 800;
  color: var(--ok);
  background: rgba(124, 224, 176, 0.1);
  padding: 4px 10px;
  border-radius: 99px;
  margin-bottom: 14px;
}
.mock-dot {
  width: 6px;
  height: 6px;
  background: var(--ok);
  border-radius: 50%;
}
.mockup-status-text {
  font-size: 0.96rem;
  font-weight: 800;
  color: #fff;
  margin-top: 8px;
}
.mockup-status-sub {
  font-size: 0.72rem;
  color: var(--muted);
  margin-top: 2px;
}
.mockup-alert {
  margin-top: 14px;
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 12px;
  padding: 10px;
  display: flex;
  align-items: center;
  gap: 10px;
  text-align: left;
}
.alert-icon {
  width: 24px;
  height: 24px;
  background: rgba(124, 224, 176, 0.15);
  color: var(--ok);
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-weight: 900;
  font-size: 0.72rem;
  flex-shrink: 0;
}
.alert-txt strong {
  display: block;
  font-size: 0.8rem;
  color: #fff;
}
.alert-txt span {
  display: block;
  font-size: 0.7rem;
  color: var(--muted);
}

/* Stats */
.context-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-bottom: 24px;
}
.stat-box {
  border: 1px solid var(--panel-border);
  background: rgba(255, 255, 255, 0.02);
  border-radius: 14px;
  padding: 12px 14px;
}
.stat-number {
  display: block;
  font-weight: 800;
  font-size: 1.05rem;
  color: #fff;
}
.stat-label {
  display: block;
  font-size: 0.74rem;
  color: var(--muted);
  margin-top: 2px;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--accent-2);
  font-size: 0.92rem;
  font-weight: 750;
  text-decoration: none;
  transition: gap 0.2s;
}
.text-link:hover {
  text-decoration: underline;
  gap: 9px;
}

/* Footer */
.footer {
  width: min(1140px, calc(100% - 48px));
  margin: 36px auto 20px;
  padding: 20px 0 34px;
  border-top: 1px solid var(--panel-border);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  font-size: 0.8rem;
  color: var(--subtle);
}
.footer-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  color: #8da4c2;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--panel-border);
  padding: 5px 12px;
  border-radius: 99px;
}
.footer-links {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
}
.footer-links a {
  color: var(--muted);
  text-decoration: none;
  transition: color 0.15s;
}
.footer-links a:hover { color: #fff; }
.footer-separator { opacity: 0.4; }

/* Responsividade Mobile & Tablet */
@media (max-width: 960px) {
  .page-shell {
    grid-template-columns: 1fr;
    margin-top: 10px;
  }
  .context-card {
    order: 2;
  }
}

@media (max-width: 640px) {
  .topbar, .page-shell, .footer {
    width: min(100% - 30px, 1140px);
  }
  .topbar { padding-top: 16px; }
  .invite-card { padding: 26px 20px; }
  .hero-visual {
    flex-direction: column;
    gap: 16px;
  }
  .hero-icon {
    width: 64px;
    height: 64px;
    border-radius: 18px;
  }
  .hero-icon svg { width: 38px; height: 38px; }
  .benefits { grid-template-columns: 1fr; }
  .actions {
    display: grid;
    grid-template-columns: 1fr;
  }
  .button { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
  }
}
/* Native hidden attribute must always win over component display rules. */
[hidden] {
  display: none !important;
}