@import url('https://fonts.googleapis.com/css2?family=Oswald:wght@700;900&display=swap');

:root {
  --color-primary: #b71c1c;
  --color-text:    #333;
  --color-bg:      #fafafa;
  --color-head:    #212121;
}

* { box-sizing: border-box; margin:0; padding:0; }

html {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.5;
}

h1,h2,h3,h4,h5,h6 {
  font-weight: 600;
  color: var(--color-head);
  text-transform: uppercase;
  margin-bottom: 0.5em;
}

/* Containers */
.container {
  width: 90%;
  max-width: 960px;
  margin: 0 auto;
  padding: 2em 0;
}

/* Header */
.site-header {
  background: #fff;
  border-bottom: 1px solid #ddd;
  width: 100%;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem;
}
.logo {
  font-family: 'Oswald', sans-serif;
  font-size: 3rem;
  font-weight: 900;
  text-decoration: none;
  line-height: 1;
  -webkit-tap-highlight-color: transparent;
}
.logo span:first-child {
  color: var(--color-head);
}
.logo span:last-child {
  color: var(--color-primary);
}
.site-nav a {
  margin-left: 1em;
  color: var(--color-text);
  text-decoration: none;
  font-weight: 500;
}
.site-nav a:hover {
  color: var(--color-primary);
}

/* Footer */
.site-footer {
  background: #fff;
  border-top: 1px solid #ddd;
  text-align: center;
  padding: 1em 0;
  font-size: 0.85em;
  color: #666;
}

/* Buttons */
.btn {
  display: inline-block;
  background: var(--color-primary);
  color: #fff;
  padding: 0.5em 1em;
  text-decoration: none;
  border-radius: 3px;
  transition: background-color 0.2s, transform 0.1s;
}
.btn:hover { background-color: #a91717; transform: translateY(-1px); }
.btn:active { transform: translateY(1px); }
.btn:focus { outline:3px solid var(--color-primary); outline-offset:2px; }

/* Hero */
.hero {
  text-align: center;
  padding: 6em 0;
}
.hero h1 {
  font-size: 2.5em;
  margin-bottom: 0.5em;
}
.hero p {
  font-size: 1.25em;
  margin-bottom: 1.5em;
}

/* Cards */
.card {
  border: 1px solid #ddd;
  padding: 1.5em;
  margin-bottom: 1.5em;
  background: #fff;
  border-radius: 4px;
}
.card h3 { margin-bottom: 0.5em; }

/* Tags */
.tag {
  display: inline-block;
  border: 1px solid var(--color-primary);
  color: var(--color-primary);
  border-radius: 2px;
  padding: 2px 6px;
  margin: 2px 2px 2px 0;
  font-size: 0.85em;
}

/* Forms */
.form-control {
  width:100%;
  padding:0.5em 0.75em;
  border:1px solid #ccc;
  border-radius:3px;
  font-size:1rem;
  margin-bottom:1em;
  transition:border-color 0.2s, box-shadow 0.2s;
}

/* Message Input Specific */
.message-form input[type="text"] {
  height: 36px;
  width: 95%;
  font-size: 14px;
  padding: 6px 10px;
}
.form-control:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(183,28,28,0.2);
  outline:none;
}

/* Pagination */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1em;
  margin: 2em 0;
}

.pagination span {
  color: #666;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 0.5em;
  margin: 0.5em 0;
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 0.5em;
  padding: 0.25em;
  cursor: pointer;
}

.checkbox-label:hover {
  background: #f5f5f5;
}

.checkbox-label input[type="checkbox"] {
  width: 1.2em;
  height: 1.2em;
}

@media (max-width: 480px) {
  .skills-grid {
    grid-template-columns: 1fr;
  }

  .checkbox-label {
    padding: 0.5em;
  }
}

/* Responsive */
@media (max-width:768px){
  .header-inner { flex-direction:column; align-items:flex-start; }
  .site-nav { flex-direction:column; width:100%; margin-top:1em; }
  .site-nav a { margin:1em 0; padding: 0.5em 0; display: block; }
  .container { width:95%; padding:1em 0; }
  .hero h1 { font-size:2em; } .hero p { font-size:1em; }
  .btn { display:block; width:100%; margin-bottom:1em; }
  .card { padding:1em; margin-bottom:1em; }
}
@media (max-width:480px){
  html { font-size:18px; }
  h1 { font-size:1.5rem; } h2 { font-size:1.25rem; }
}