/* reset & variables */
* {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
  font-family: 'Poppins', sans-serif;
}

:root {
  --primary: #f97316;
  --primary-dark: #ea580c;
  --secondary: #14b8a6;
  --bg-dark: #1a1a1a;
  --text-light: #f3f4f6;
  --text-gray: #9ca3af;
  --card-bg: #252525;
  --input-bg: #333;
  --radius: 16px;
}

body {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  color: var(--text-light);
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 30px 15px;
}

/* container */
.container {
  width: 100%;
  max-width: 800px;
}

.form-container {
  background: var(--card-bg);
  border-radius: 0 var(--radius) 0 var(--radius);
  padding: 40px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  animation: fadeIn 0.5s ease-out;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* header */
h1 {
  color: var(--primary);
  font-size: 2.2rem;
  margin-bottom: 10px;
}

p {
  margin-bottom: 30px;
  color: var(--text-gray);
}

/* input fields */
.input-group {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  margin-bottom: 25px;
}

.input-field { position: relative; }

.message-field { position: relative; }

.input-field i,
.message-field i {
  position: absolute;
  top: 50%;
  left: 15px;
  transform: translateY(-50%);
  color: var(--primary);
  font-size: 1.1rem;
}

.message-field i { top: 25px; }

input,
textarea {
  width: 100%;
  padding: 15px 15px 15px 45px;
  background: var(--input-bg);
  border: 2px solid transparent;
  border-radius: 0 var(--radius) 0 var(--radius);
  color: var(--text-light);
  font-size: 1rem;
  transition: all 0.3s ease;
}

textarea {
  height: 150px;
  resize: none;
  margin-bottom: 25px;
}

input:focus,
textarea:focus {
  border-color: var(--primary);
  outline: none;
  box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.2);
}

input::placeholder,
textarea::placeholder {
  color: var(--text-gray);
}

/* submit button */
button {
  background: var(--primary);
  color: #000;
  font-weight: 600;
  font-size: 1rem;
  border: none;
  border-radius: 0 var(--radius) 0 var(--radius);
  padding: 16px 30px;
  cursor: pointer;
  width: 100%;
  transition: all 0.3s ease;
}

button:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(249, 115, 22, 0.3);
}

button:active { transform: translateY(0); }

.btn-content {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
}

/* contact information */
.contact-info {
  margin-top: 40px;
  padding-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.info-item {
  display: flex;
  align-items: center;
  gap: 15px;
}

.info-item i {
  color: var(--primary);
  font-size: 1.2rem;
  width: 20px;
}

.info-item span { color: var(--text-gray); }

/* responsive */
@media (max-width: 600px) {
  .form-container { padding: 25px; }
  h1 { font-size: 1.8rem; }
  .input-group { grid-template-columns: 1fr; }
}