/* Modern Design System for Techxel.com */
:root {
  --primary-color: #0a1628;
  --accent-color: #3b82f6;
  --accent-hover: #2563eb;
  --text-color: #1f2937;
  --light-bg: #f3f4f6;
  --white: #ffffff;
  --border-color: #e5e7eb;
  --font-family: 'Inter', sans-serif;
  --transition-speed: 0.3s;
}

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

body {
  font-family: var(--font-family);
  background-color: var(--light-bg);
  color: var(--text-color);
  line-height: 1.6;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

a {
  color: var(--accent-color);
  text-decoration: none;
  transition: color var(--transition-speed);
}

a:hover {
  color: var(--accent-hover);
  text-decoration: underline;
}

/* Header & Navigation */
header {
  background-color: var(--primary-color);
  color: var(--white);
  padding: 1rem 0;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  z-index: 50;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.logo span {
  color: var(--accent-color);
}

nav ul {
  display: flex;
  list-style: none;
  gap: 1.5rem;
}

nav a {
  color: #d1d5db;
  font-weight: 500;
  font-size: 0.95rem;
  padding: 0.5rem 0.75rem;
  border-radius: 0.375rem;
  text-decoration: none;
}

nav a:hover,
nav a.active {
  color: var(--white);
  background-color: rgba(255, 255, 255, 0.1);
  text-decoration: none;
}

/* Mobile Menu */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--white);
  font-size: 1.5rem;
  cursor: pointer;
}

/* Main Content */
main {
  flex: 1;
  padding: 3rem 0;
}

.hero {
  background-color: var(--white);
  border-radius: 0.5rem;
  box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
  padding: 2.5rem;
  margin-bottom: 2rem;
  text-align: center;
}

.hero h1 {
  font-size: 2.5rem;
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.hero p {
  font-size: 1.125rem;
  color: #4b5563;
  margin-bottom: 2rem;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.btn {
  display: inline-block;
  background-color: var(--accent-color);
  color: var(--white);
  padding: 0.75rem 1.5rem;
  border-radius: 0.375rem;
  font-weight: 600;
  transition: background-color var(--transition-speed);
  text-decoration: none;
}

.btn:hover {
  background-color: var(--accent-hover);
  text-decoration: none;
  color: var(--white);
}

/* Service Cards */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}

.service-card {
  background-color: var(--white);
  border-radius: 0.5rem;
  padding: 2rem;
  box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
  transition: transform var(--transition-speed), box-shadow var(--transition-speed);
}

.service-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

.service-card h2,
.service-card h3 {
  color: var(--primary-color);
  margin-bottom: 1rem;
  font-size: 1.5rem;
}

.service-card p {
  color: #4b5563;
  margin-bottom: 1.5rem;
}

.service-card ul {
  list-style-position: inside;
  margin-bottom: 1.5rem;
  color: #4b5563;
}

/* Forms */
form {
  background-color: var(--white);
  padding: 2rem;
  border-radius: 0.5rem;
  box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
  max-width: 600px;
  margin: 0 auto;
}

.form-group {
  margin-bottom: 1.5rem;
}

label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: var(--text-color);
}

input[type="text"],
input[type="email"],
select,
textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: 0.375rem;
  font-family: inherit;
  font-size: 1rem;
  transition: border-color var(--transition-speed);
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--accent-color);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

input[type="submit"],
input[type="reset"],
button[type="submit"] {
  background-color: var(--accent-color);
  color: var(--white);
  border: none;
  padding: 0.75rem 1.5rem;
  border-radius: 0.375rem;
  cursor: pointer;
  font-weight: 600;
  transition: background-color var(--transition-speed);
}

input[type="submit"]:hover,
input[type="reset"]:hover,
button[type="submit"]:hover {
  background-color: var(--accent-hover);
}

/* Footer */
footer {
  background-color: var(--primary-color);
  color: #d1d5db;
  padding: 2rem 0;
  margin-top: auto;
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  text-align: center;
}

.footer-links a {
  color: #9ca3af;
  margin: 0 0.5rem;
  font-size: 0.875rem;
}

.footer-links a:hover {
  color: var(--white);
}

/* Website Gallery specific */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1.5rem;
}

.gallery-item {
  background-color: var(--white);
  border-radius: 0.5rem;
  overflow: hidden;
  box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
  transition: transform var(--transition-speed);
  text-align: center;
  padding: 1rem;
}

.gallery-item:hover {
  transform: translateY(-5px);
}

.gallery-item img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 0 auto 0.5rem;
  border: 1px solid var(--border-color);
}

.gallery-item .desc {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-color);
}

/* Responsive Design */
@media (max-width: 768px) {
  .nav-container {
    flex-wrap: wrap;
  }

  .menu-toggle {
    display: block;
  }

  nav ul {
    display: none;
    flex-direction: column;
    width: 100%;
    padding-top: 1rem;
    gap: 0.5rem;
  }

  nav ul.show {
    display: flex;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }
}

/* Utilities */
.text-center {
  text-align: center;
}

.mb-4 {
  margin-bottom: 1rem;
}

.mt-4 {
  margin-top: 1rem;
}

.p-4 {
  padding: 1rem;
}

/* Alert Box */
.alert {
  background-color: #fef2f2;
  color: #991b1b;
  padding: 1rem;
  border-radius: 0.5rem;
  border: 1px solid #fecaca;
  margin-bottom: 1rem;
}

/* Buttons */
.btn-outline {
  display: inline-block;
  background-color: transparent;
  color: var(--accent-color);
  padding: 0.75rem 1.5rem;
  border: 2px solid var(--accent-color);
  border-radius: 0.375rem;
  font-weight: 600;
  transition: all var(--transition-speed);
  text-decoration: none;
}

.btn-outline:hover {
  background-color: var(--accent-color);
  color: var(--white);
  text-decoration: none;
}

/* Price List */
.price-list {
  list-style: none;
  padding: 0;
  max-width: 800px;
  margin: 0 auto;
}

.price-item {
  background: white;
  padding: 1.5rem;
  margin-bottom: 1rem;
  border-radius: 0.5rem;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.price-item h3 {
  margin: 0;
  font-size: 1.25rem;
  color: var(--primary-color);
}

.price-item .price {
  font-weight: 700;
  color: var(--accent-color);
  font-size: 1.25rem;
}

.price-note {
  font-size: 0.9rem;
  color: #666;
  margin-top: 0.5rem;
}

/* Service Dropdown */
.dropdown-service {
  margin-top: 20px;
}

.service-select {
  padding: 10px;
  border-radius: 5px;
  border: 1px solid #ccc;
  font-size: 16px;
  width: 100%;
  max-width: 300px;
}