/* ClickBoost Media - Modern Minimal Design */

/* Import Modern Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Clash+Display:wght@400;500;600;700&display=swap');

/* CSS Reset & Variables */
:root {
  /* Professional Color Palette */
  --primary: #4A6572;
  --accent: #1A8ACA;
  --background: #D5DADE;
  --white: #ffffff;
  --black: #0f1419;
  --gray-900: #2a3942;
  --gray-700: #4A6572;
  --gray-500: #6b7c87;
  --gray-300: #D5DADE;
  --gray-100: #e8ecee;

  /* Typography */
  --font-display: 'Clash Display', 'Inter', sans-serif;
  --font-body: 'Inter', -apple-system, sans-serif;

  /* Spacing */
  --section-padding: clamp(3rem, 8vw, 8rem);
  --container-width: 1200px;

  /* Effects */
  --shadow: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-lg: 0 10px 30px rgba(0,0,0,0.08);
  --radius: 0.5rem;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--gray-700);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.2;
  color: var(--gray-900);
  margin-bottom: 1rem;
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(2rem, 4vw, 3rem); letter-spacing: -0.01em; }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: 1.5rem; }

p { margin-bottom: 1rem; color: var(--gray-500); }
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
ul { list-style: none; }

/* Container */
.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 clamp(1rem, 4vw, 2rem);
}

.section {
  padding: var(--section-padding) 0;
}

/* Navigation */
.nav {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(10px);
  z-index: 1000;
  border-bottom: 1px solid var(--gray-100);
  transition: var(--transition);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem clamp(1rem, 4vw, 2rem);
  max-width: var(--container-width);
  margin: 0 auto;
}

.logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--gray-900);
}

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

.nav-links {
  display: flex;
  gap: 2.5rem;
  align-items: center;
}

.nav-links a {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--gray-700);
  transition: var(--transition);
  position: relative;
}

.nav-links a:hover {
  color: var(--accent);
}

.nav-links a:not(.btn)::after {
  content: '';
  position: absolute;
  bottom: -0.25rem;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: var(--transition);
}

.nav-links a:not(.btn):hover::after {
  width: 100%;
}

/* Mobile Menu */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 0.35rem;
  cursor: pointer;
}

.menu-toggle span {
  width: 24px;
  height: 2px;
  background: var(--gray-900);
  transition: var(--transition);
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.875rem 2rem;
  font-weight: 600;
  font-size: 0.9375rem;
  border-radius: var(--radius);
  transition: var(--transition);
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--accent);
  color: var(--white);
}

.btn-primary:hover {
  background: #1577b3;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(26, 138, 202, 0.3);
}

.btn-outline {
  background: transparent;
  border: 2px solid var(--gray-700);
  color: var(--gray-700);
}

.btn-outline:hover {
  background: var(--gray-900);
  border-color: var(--gray-900);
  color: var(--white);
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 80px;
  background: linear-gradient(to bottom, var(--white) 0%, var(--gray-100) 100%);
}

.hero-content {
  max-width: 800px;
  text-align: center;
  margin: 0 auto;
}

.hero h1 {
  margin-bottom: 1.5rem;
}

.hero p {
  font-size: 1.25rem;
  margin-bottom: 2.5rem;
  color: var(--gray-500);
}

.hero-cta {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

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

.service-card {
  background: var(--white);
  padding: 2.5rem;
  border-radius: var(--radius);
  border: 1px solid var(--gray-100);
  transition: var(--transition);
}

.service-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.service-card .icon {
  margin-bottom: 1.5rem;
}

.service-card .icon svg {
  width: 40px;
  height: 40px;
  stroke: var(--accent);
  stroke-width: 2;
}

.service-card h3 {
  font-size: 1.25rem;
  margin-bottom: 1rem;
}

.service-card p {
  font-size: 0.9375rem;
  margin-bottom: 1.5rem;
}

.service-card ul {
  margin-bottom: 1.5rem;
}

.service-card ul li {
  padding: 0.5rem 0;
  padding-left: 1.5rem;
  position: relative;
  font-size: 0.9375rem;
  color: var(--gray-500);
}

.service-card ul li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 600;
}

.service-card a {
  color: var(--accent);
  font-weight: 600;
  font-size: 0.9375rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.service-card a:hover {
  gap: 0.75rem;
}

/* Section Header */
.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 4rem;
}

.section-header h2 {
  margin-bottom: 1rem;
}

.section-header p {
  font-size: 1.125rem;
}

/* Stats Section */
.stats {
  background: var(--gray-900);
  color: var(--white);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 3rem;
  text-align: center;
}

.stat h3 {
  font-size: 3rem;
  color: var(--accent);
  margin-bottom: 0.5rem;
}

.stat p {
  color: rgba(255, 255, 255, 0.8);
}

/* CTA Section */
.cta-section {
  background: var(--primary);
  color: var(--white);
  text-align: center;
}

.cta-section h2 {
  color: var(--white);
  margin-bottom: 1rem;
}

.cta-section p {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.125rem;
  margin-bottom: 2rem;
}

.cta-section .btn-primary {
  background: var(--white);
  color: var(--accent);
}

.cta-section .btn-primary:hover {
  background: var(--gray-100);
}

/* Footer */
.footer {
  background: var(--gray-900);
  color: var(--white);
  padding: 4rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer h4 {
  color: var(--white);
  margin-bottom: 1rem;
  font-size: 1rem;
}

.footer a {
  display: block;
  padding: 0.5rem 0;
  color: rgba(255, 255, 255, 0.7);
  transition: var(--transition);
}

.footer a:hover {
  color: var(--accent);
  padding-left: 0.5rem;
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.875rem;
}

/* Contact Form */
.contact-form {
  max-width: 600px;
  margin: 0 auto;
  background: var(--white);
  padding: 3rem;
  border-radius: var(--radius);
  border: 1px solid var(--gray-100);
}

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

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  color: var(--gray-700);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.875rem;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius);
  font-family: inherit;
  font-size: 0.9375rem;
  transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--accent);
}

.form-group textarea {
  resize: vertical;
  min-height: 150px;
}

/* Page Header */
.page-header {
  padding: 8rem 0 4rem;
  text-align: center;
  background: var(--gray-100);
  margin-top: 70px;
}

.page-header h1 {
  margin-bottom: 1rem;
}

.page-header p {
  font-size: 1.125rem;
  max-width: 600px;
  margin: 0 auto;
}

/* Responsive */
@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 70px;
    left: -100%;
    flex-direction: column;
    background: var(--white);
    width: 100%;
    padding: 2rem;
    gap: 1.5rem;
    align-items: flex-start;
    transition: var(--transition);
    border-bottom: 1px solid var(--gray-100);
  }

  .nav-links.active {
    left: 0;
  }

  .menu-toggle {
    display: flex;
  }

  .hero-cta {
    flex-direction: column;
  }

  .btn {
    width: 100%;
    text-align: center;
  }
}