/* === VARIABLES === */
:root {
  --primary: #0052cc;
  --secondary: #6fc3df;
  --error-color: #bf1208;
  --text-dark: #222;
  --text-light: #fff;
  --bg-light: #f8f9fa;
  --shadow: rgba(0, 82, 204, 0.12);
}

/* === GLOBAL RESET === */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: var(--bg-light);
  color: var(--text-dark);
  min-height: 100vh;
  line-height: 1.6;
  padding: 20px;
}

/* === HEADERS === */
h1, h2, h3 {
  color: var(--primary);
  margin-bottom: 20px;
  text-align: center;
}

header {
  margin-bottom: 40px;
}

/* === FORM STYLING === */
form {
  max-width: 700px;
  margin: 0 auto;
  background: #fff;
  padding: 40px;
  border-radius: 12px;
  box-shadow: 0 10px 30px var(--shadow);
}

label {
  display: block;
  margin-top: 20px;
  font-weight: 600;
}

input,
textarea {
  width: 100%;
  padding: 14px 16px;
  margin-top: 8px;
  border: 2px solid #ccc;
  border-radius: 8px;
  font-size: 1rem;
  transition: border-color 0.3s ease;
}

input:focus,
textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 6px var(--primary);
  background-color: #fcfcff;
}

/* === BUTTONS === */
button,
a.btn {
  display: inline-block;
  background: var(--primary);
  color: var(--text-light);
  padding: 14px 24px;
  font-size: 1.1rem;
  font-weight: 700;
  border: none;
  border-radius: 10px;
  margin-top: 30px;
  cursor: pointer;
  text-align: center;
  text-decoration: none;
  transition: background 0.3s ease, box-shadow 0.3s ease;
  box-shadow: 0 6px 12px rgba(0, 82, 204, 0.25);
}

button:hover,
a.btn:hover {
  background: var(--secondary);
  color: #fff;
}

/* === TEMPLATE GALLERY === */
.template-gallery {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  justify-content: center;
}

.template-option {
  background: #fff;
  padding: 20px;
  border-radius: 12px;
  box-shadow: 0 4px 14px rgba(0,0,0,0.1);
  text-align: center;
  width: 250px;
}

.template-option img {
  width: 100%;
  border-radius: 6px;
  margin-bottom: 12px;
}

/* === PREVIEW SECTION === */
.resume-preview {
  max-width: 800px;
  background: #fff;
  margin: 0 auto;
  padding: 40px;
  border-radius: 12px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.06);
  font-size: 1rem;
}

/* === FOOTER === */
footer {
  margin-top: 50px;
  text-align: center;
  color: #888;
  font-size: 0.95rem;
}

footer a {
  color: var(--primary);
  text-decoration: none;
  margin: 0 8px;
}

footer a:hover {
  color: var(--secondary);
}

/* === 404 PAGE === */
.page-404 {
  text-align: center;
  padding-top: 80px;
}

.page-404 h1 {
  font-size: 4rem;
  margin-bottom: 20px;
}

.page-404 p {
  font-size: 1.2rem;
  margin-bottom: 30px;
}

/* === ERROR MESSAGE === */
.error {
  color: var(--error-color);
  font-size: 0.9rem;
  margin-top: 6px;
  min-height: 20px;
  font-weight: 600;
}

/* === RESPONSIVE === */
@media (max-width: 600px) {
  form, .resume-preview {
    padding: 20px;
  }

  .template-gallery {
    flex-direction: column;
    align-items: center;
  }

  .template-option {
    width: 100%;
    max-width: 340px;
  }

  h1 {
    font-size: 1.8rem;
  }

  button, a.btn {
    width: 100%;
    font-size: 1rem;
  }
}