* {
  box-sizing: border-box;
  font-family: "DM Sans", sans-serif;
}

body {
  margin: 0;
  font-family: "DM Sans", sans-serif;
  background: linear-gradient(135deg, #0f172a, #1e293b);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

/* glow */
body::before {
  content: "";
  position: absolute;
  width: 500px;
  height: 500px;
  background: #DD2A1B;
  filter: blur(180px);
  opacity: .15;
  top: -120px;
  right: -120px;
}

.app {
  width: 100%;
  padding: 24px;
}

.card {
  max-width: 1100px;
  margin: auto;
  background: #fff;
  display: flex;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 40px 90px rgba(0, 0, 0, 0.35);
}

/* LEFT */
.illustration {
  width: 50%;
  background: linear-gradient(135deg, #fff7ed, #ffe4d6, #ffd6cc);
  position: relative;
  overflow: visible;
}

.shapes {
  position: absolute;
  bottom: 0;
  width: 100%;
  height: 100%;
}

.shape {
  position: absolute;
  bottom: 0;
  transition: transform .3s;
}

.shape:hover {
  transform: scale(1.05);
}

/* SHAPES */
.purple {
  left: 28%;
  width: 130px;
  height: 400px;
  background: #7c3aed;
  z-index: 2;
}

.dark {
  left: 52%;
  width: 110px;
  height: 320px;
  background: #111;
  z-index: 3;
}

.yellow {
  left: 60%;
  width: 130px;
  height: 230px;
  background: #facc15;
  border-radius: 60px 60px 0 0;
  z-index: 4;
}

.orange {
  left: 18%;
  width: 240px;
  height: 220px;
  background: #f97316;
  border-radius: 100px 100px 0 0;
  z-index: 5;
}

/* EYES */
.eyes {
  position: absolute;
  top: 40px;
  width: 100%;
  display: flex;
  justify-content: center;
  gap: 18px;
}

.eyes span {
  width: 12px;
  height: 12px;
  background: #fff;
  border-radius: 50%;
  position: relative;
  transition: transform .1s linear;
}

.eyes span::after {
  content: "";
  width: 4px;
  height: 4px;
  background: #000;
  border-radius: 50%;
  position: absolute;
  top: 3px;
  left: 3px;
}

.no-pupil span::after {
  display: none;
}

.dark-eyes span {
  width: 14px;
  height: 14px;
}

.dark-eyes span::after {
  width: 5px;
  height: 5px;
  top: 4.5px;
  left: 4.5px;
}

.orange-eyes span {
  background: #000;
}

.orange-eyes span::after {
  display: none;
}

/* MOUTH */
.mouth {
  position: absolute;
  top: 70px;
  left: 50%;
  width: 25px;
  height: 6px;
  background: rgba(0, 0, 0, .3);
  border-radius: 0 0 20px 20px;
  transform: translateX(-50%);
}

.mouth.big {
  width: 40px;
  height: 10px;
  background: rgba(0, 0, 0, .6);
}

/* FORM */
.form-container {
  width: 50%;
  padding: 60px;
  background: #ffffff;
}

.form-box {
  max-width: 360px;
  margin: auto;
}

.header {
  text-align: center;
}

.logo {
  width: 180px;
  height: auto;
  margin-bottom: 18px;
}

/* fields */
.field {
  margin-top: 24px;
}

.field label {
  font-size: 14px;
  font-weight: 600;
  color: #374151;
}

.field input {
  width: 100%;
  border: none;
  border-bottom: 2px solid #e5e7eb;
  padding: 10px 0;
  background: transparent;
  font-size: 15px;
  outline: none;
  transition: .3s;
}

.field input:focus {
  border-bottom: 2px solid #DD2A1B;
}

/* password */
.password {
  position: relative;
}

.password button {
  position: absolute;
  right: 0;
  bottom: 6px;
  background: none;
  border: none;
  cursor: pointer;
}

/* row */
.row {
  margin: 20px 0;
  display: flex;
  justify-content: space-between;
  font-size: 14px;
}

.row a {
  color: #DD2A1B;
  text-decoration: none;
  font-weight: 600;
}

/* button */
.btn {
  width: 100%;
  padding: 14px;
  border-radius: 999px;
  font-weight: 700;
  border: none;
  cursor: pointer;
  margin-top: 12px;
}

.primary {
  background: #DD2A1B;
  color: #fff;
  transition: .3s;
}

.primary:hover {
  background: #b91c1c;
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(221, 42, 27, 0.4);
}

/* signup */
.signup {
  text-align: center;
  margin-top: 24px;
  font-size: 14px;
}

.signup a {
  color: #DD2A1B;
  font-weight: 700;
  text-decoration: none;
}

/* responsive */
@media(max-width:900px) {
  .card {
    flex-direction: column;
  }

  .illustration, .form-container {
    width: 100%;
  }

  .illustration {
    height: 260px;
  }
}

@media(max-width:480px) {
  .form-container {
    padding: 32px 20px;
  }
}