:root {
  --bg: #f3f6ff;
  --card: rgba(255,255,255,.7);
  --glass: rgba(255,255,255,.55);
  --border: rgba(255,255,255,.45);
  --text: #0a0f2c;
  --muted: #667085;
  --primary: #1f3cff;
  --glow: 0 0 60px rgba(31,60,255,.35);
}

.dark {
  --bg: #080c16;
  --card: rgba(18,25,40,.7);
  --glass: rgba(22,30,48,.65);
  --border: rgba(255,255,255,.08);
  --text: #f2f4ff;
  --muted: #9aa4c2;
  --primary: #5b7cff;
  --glow: 0 0 80px rgba(91,124,255,.45);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  min-height: 100%;
  font-family: 'Inter', sans-serif;
  background: radial-gradient(circle at top, #ffffff, var(--bg));
  color: var(--text);
  transition: .6s;
}

/* ================= Layout ================= */

.wrap {
  min-height:100vh;
  display:flex;
  justify-content:center;
  align-items:center;
  padding:40px 20px;
  position:relative;
  overflow:hidden;
}

.wrap::before {
  content:'';
  position:absolute;
  inset:0;
  background:
    radial-gradient(circle at 20% 20%, rgba(31,60,255,.18), transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(91,124,255,.18), transparent 55%);
  animation: bgmove 18s linear infinite alternate;
}

@keyframes bgmove {
  from { transform: scale(1) translate(0,0); }
  to   { transform: scale(1.1) translate(-30px,-20px); }
}

.card {
  width:100%;
  max-width:420px;
  background: var(--card);
  backdrop-filter: blur(24px) saturate(160%);
  border-radius:28px;
  border:1px solid var(--border);
  box-shadow: var(--glow), 0 25px 60px rgba(0,0,0,.15);
  padding:36px 26px 42px;
  position:relative;
  z-index:1;
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0%,100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

/* ================= BOTÃO TEMA ================= */

.theme-toggle {
  position:absolute;
  top:16px;
  left:16px;
  z-index:10;
}

.switch {
  width:64px;
  height:34px;
  position:relative;
  filter: drop-shadow(0 0 14px rgba(31,60,255,.65));
}

.switch input { display:none; }

.slider {
  position:absolute;
  inset:0;
  border-radius:999px;
  cursor:pointer;
  background: linear-gradient(135deg,#1f3cff,#5b7cff);
  box-shadow:
    0 0 18px rgba(31,60,255,.75),
    inset 0 0 8px rgba(255,255,255,.35);
  transition:.45s cubic-bezier(.22,1,.36,1);
}

.slider::before {
  content:'';
  width:26px;
  height:26px;
  background: radial-gradient(circle at 30% 30%, #ffffff, #dbe4ff);
  border-radius:50%;
  position:absolute;
  top:4px;
  left:4px;
  transition:.45s cubic-bezier(.22,1,.36,1);
  box-shadow:
    0 4px 12px rgba(0,0,0,.25),
    inset 0 0 6px rgba(255,255,255,.9);
}

input:checked + .slider {
  background: linear-gradient(135deg,#0a0f25,#1c2b55);
}

input:checked + .slider::before {
  transform: translateX(30px);
}

/* ================= Profile ================= */

.profile-area {
  display:flex;
  flex-direction:column;
  align-items:center;
  text-align:center;
}

.avatar {
  width:120px;
  height:120px;
  border-radius:50%;
  padding:5px;
  background: linear-gradient(135deg,#1f3cff,#5b7cff);
  box-shadow: var(--glow);
}

.avatar img {
  width:100%;
  height:100%;
  border-radius:50%;
  object-fit:cover;
}

.username {
  margin-top:18px;
  font-size:26px;
  font-weight:800;
  background: linear-gradient(135deg,#1f3cff,#5b7cff);
  -webkit-background-clip:text;
  -webkit-text-fill-color:transparent;
}

.subtitle {
  font-size:14px;
  color: var(--muted);
  margin:6px 0 18px;
}

/* ================= Social ================= */

.icons {
  display:flex;
  gap:12px;
  margin-bottom:20px;
}

.icon-btn {
  width:44px;
  height:44px;
  border-radius:14px;
  background: var(--glass);
  display:flex;
  justify-content:center;
  align-items:center;
  box-shadow: 0 12px 26px rgba(0,0,0,.12);
  transition:.35s;
}

.icon-btn:hover {
  transform: translateY(-6px) scale(1.06);
  box-shadow: var(--glow);
}

.icon-btn img {
  width:22px;
  height:22px;
}

/* ================= Links ================= */

.links {
  width:100%;
  display:flex;
  flex-direction:column;
  gap:16px;
}

.link-pill {
  padding:16px 18px;
  border-radius:16px;
  background: var(--glass);
  border:1px solid var(--border);
  font-weight:600;
  color: var(--text);
  box-shadow: 0 10px 28px rgba(0,0,0,.12);
  transition:.35s cubic-bezier(.22,1,.36,1);
  position:relative;
  overflow:hidden;

  display:flex;
  align-items:center;
  justify-content:center;
  width:100%;
  cursor:pointer;
  text-decoration:none;
}

.link-pill:hover {
  transform: translateY(-6px) scale(1.02);
  box-shadow: var(--glow);
}

.dots {
  position:absolute;
  right:18px;
  top:50%;
  transform:translateY(-50%);
  color: var(--muted);
  pointer-events: none;
}
/* ================= Language ================= */

.lang-fixed {
  position:fixed;
  top:18px;
  right:20px;
  z-index:20;
}

.lang-btn {
  background: linear-gradient(135deg,#1f3cff,#5b7cff);
  color:#fff;
  padding:8px 14px;
  border-radius:10px;
  font-weight:600;
  border:none;
  cursor:pointer;
  box-shadow: var(--glow);
}

.lang-dropdown {
  display:none;
  position:absolute;
  top:50px;
  right:0;
  background:#111;
  border-radius:10px;
  padding:8px;
  min-width:140px;
  box-shadow:0 10px 30px rgba(0,0,0,.4);
}

.lang-dropdown.open {
  display:flex;
  flex-direction:column;
  animation: fade .2s ease;
}

.lang-dropdown a {
  padding:10px;
  border-radius:6px;
  color:#fff;
  text-decoration:none;
}

.lang-dropdown a:hover {
  background:rgba(255,255,255,.1);
}

@keyframes fade {
  from {opacity:0; transform: translateY(-5px);}
  to {opacity:1; transform: translateY(0);}
}

/* ================= Responsivo ================= */

@media (max-width: 600px) {
  .card { padding: 28px 18px 32px; }
  .avatar { width:100px; height:100px; }
  .username { font-size:22px; }
  .link-pill { padding:14px; font-size:14px; }
}