:root {
  --grad-left: #9b1b8f;
  --grad-right: #f59e0b;
  --white: #ffffff;
  --text: #2a2a2a;
  --muted: #6b7280;
  --primary: #f59e0b;
  --primary-hover: #d97706;
  --input-border: #e5e7eb;
  --shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
  --radius: 16px;
}
* {
  box-sizing: border-box;
}
html,
body {
  height: 100%;
}
body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell,
    "Helvetica Neue", Arial, "Noto Sans";
  color: var(--text);
  width: 100vw;
  height: 100vh;
  background: linear-gradient(90deg, #e83e8c 0%, #f06d6d 50%, #f39c12 100%);
}
.page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  padding: 24px;
}
.header {
  display: flex;
  justify-content: center;
  margin-top: 8px;
  margin-bottom: 24px;
}
.logo {
  width: 180px;
  height: auto;
  display: block;
  filter: brightness(0) invert(1);
}

.main {
  width: 100%;
  max-width: 420px;
  text-align: center;
}
.card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px 24px 18px;
  backdrop-filter: blur(2px);
}

.msg {
  text-align: left;
  font-weight: 600;
  padding: 10px 12px;
  border-radius: 10px;
  margin-bottom: 12px;
  font-size: 0.95rem;
}
.msg:empty {
  display: none;
}

.msg-erro {
  background: #fee2e2;
  color: #991b1b;
  border: 1px solid #fecaca;
}
.msg-sucesso {
  background: #dcfce7;
  color: #166534;
  border: 1px solid #bbf7d0;
}

.form {
  text-align: left;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 14px;
}
label {
  font-size: 0.95rem;
  font-weight: 600;
  color: #374151;
}
input[type="email"],
input[type="password"] {
  width: 100%;
  height: 44px;
  padding: 0 12px;
  border: 1px solid var(--input-border);
  border-radius: 10px;
  background: #fff;
  color: var(--text);
  outline: none;
  transition: box-shadow 0.2s, border-color 0.2s;
}
input::placeholder {
  color: #9ca3af;
}
input:focus {
  border-color: #fbbf24;
  box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.25);
}
.remember {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 4px 0 14px;
  user-select: none;
  cursor: pointer;
  color: #4b5563;
  font-size: 0.95rem;
}

.btn-primary {
  width: 100%;
  height: 46px;
  border: none;
  border-radius: 10px;
  background: var(--primary);
  color: #fff;
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  transition: background 0.2s, transform 0.03s ease-in;
}
.btn-primary:hover {
  background: var(--primary-hover);
}
.btn-primary:active {
  transform: translateY(1px);
}

.forgot {
  display: inline-block;
  margin-top: 12px;
  color: #7c3aed;
  text-decoration: none;
  font-weight: 600;
}
.forgot:hover {
  text-decoration: underline;
}

.social {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin: 22px 0 10px;
}
.social a {
  width: 38px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 50%;
  backdrop-filter: blur(2px);
  color: #fff;
  text-decoration: none;
  transition: transform 0.1s ease, background 0.2s;
}
.social a:hover {
  transform: translateY(-2px);
  background: rgba(255, 255, 255, 0.25);
}
.social i {
  font-size: 16px;
}

.footer-links {
  text-align: center;
  color: #fff;
  margin-bottom: 6px;
  font-weight: 600;
}
.footer-links a {
  color: #fff;
  text-decoration: none;
}
.footer-links a:hover {
  text-decoration: underline;
}

.copyright {
  text-align: center;
  color: #fff;
  opacity: 0.9;
  font-size: 0.9rem;
  margin-bottom: 6px;
}

.whatsapp-float {
  position: fixed;
  right: 18px;
  bottom: 18px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #25d366;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow);
  text-decoration: none;
  z-index: 50;
}
.whatsapp-float i {
  font-size: 24px;
}

@media (max-width: 420px) {
  .logo {
    width: 160px;
  }
  .card {
    padding: 20px 18px 16px;
  }
}