/* 
* TrainApp Landing Page CSS
* A sports social network for athletes
*/

/* ===== Base Styles ===== */
:root {
  --primary-color: #ff5722;
  --primary-dark: #e64a19;
  --secondary-color: #2196f3;
  --secondary-dark: #1976d2;
  --light-color: #f5f5f5;
  --dark-color: #263238;
  --white: #ffffff;
  --gray: #757575;
  --light-gray: #eeeeee;
  --success: #4caf50;
  --warning: #ff9800;
  --danger: #f44336;
  --font-primary: 'Roboto', sans-serif;
  --font-secondary: 'Montserrat', sans-serif;
  --border-radius: 8px;
  --box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  --transition: all 0.3s ease;
}

body {
  font-family: var(--font-primary);
  color: var(--dark-color);
  overflow-x: hidden;
}

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

a:hover {
  color: var(--primary-dark);
}

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

.btn-primary:hover {
  background-color: var(--primary-dark);
  border-color: var(--primary-dark);
}

.text-primary {
  color: var(--primary-color) !important;
}

.section {
  padding: 80px 0;
}

.section-header {
  margin-bottom: 60px;
}

/* ===== Flash Messages ===== */
.flash-messages {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 1060;
  max-width: 350px;
}

/* ===== Navigation ===== */
.navbar {
  transition: var(--transition);
  padding: 15px 0;
  background-color: rgba(38, 50, 56, 0.95);
}

.navbar-brand {
  font-weight: 700;
  font-size: 1.5rem;
  display: flex;
  align-items: center;
}

.navbar-brand img {
  margin-right: 10px;
}

.nav-link {
  font-weight: 500;
  margin: 0 5px;
  position: relative;
  padding: 8px 16px;
}

.nav-link:after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  background: var(--primary-color);
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  transition: var(--transition);
}

.nav-link:hover:after {
  width: 70%;
}

/* ===== Hero Section ===== */
.hero-section {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--secondary-color) 100%);
  color: white;
  min-height: 100vh;
  padding-top: 96px;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.hero-svg-bottom {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: auto;
  line-height: 0;
}

.hero-image {
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--box-shadow);
  transition: var(--transition);
}

.hero-image:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

.app-badges {
  display: flex;
  align-items: center;
  margin-top: 30px;
}

/* ===== Features Section ===== */
.feature-card {
  padding: 30px;
  border-radius: var(--border-radius);
  background: var(--white);
  box-shadow: var(--box-shadow);
  transition: var(--transition);
  height: 100%;
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.feature-icon {
  color: var(--primary-color);
  margin-bottom: 20px;
}

/* ===== Sports Section ===== */
.sport-card {
  padding: 25px;
  border-radius: var(--border-radius);
  background: var(--white);
  box-shadow: var(--box-shadow);
  transition: var(--transition);
  height: 100%;
}

.sport-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
  background-color: var(--primary-color);
  color: var(--white);
}

.sport-card:hover .sport-icon {
  color: var(--white);
}

.sport-icon {
  color: var(--primary-color);
  margin-bottom: 15px;
  transition: var(--transition);
}

/* ===== App Section ===== */
.app-section {
  position: relative;
}

.app-mockup {
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--box-shadow);
  transition: var(--transition);
}

.app-mockup:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

.app-feature {
  background-color: var(--white);
  border-radius: var(--border-radius);
  padding: 15px;
  box-shadow: var(--box-shadow);
  transition: var(--transition);
}

.app-feature:hover {
  transform: translateX(5px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

/* ===== Events & Groups Section ===== */
.event-images, .group-images {
  border-radius: var(--border-radius);
  overflow: hidden;
}

.event-benefits, .group-benefits {
  list-style: none;
  padding-left: 0;
}

.event-benefits li, .group-benefits li {
  margin-bottom: 12px;
  padding: 10px 15px;
  background: var(--light-color);
  border-radius: var(--border-radius);
  transition: var(--transition);
}

.event-benefits li:hover, .group-benefits li:hover {
  background: var(--primary-color);
  color: var(--white);
  transform: translateX(5px);
}

.event-benefits li:hover i, .group-benefits li:hover i {
  color: var(--white);
}

/* ===== Testimonials Section ===== */
.testimonial-card {
  background-color: var(--white);
  border-radius: var(--border-radius);
  transition: var(--transition);
  height: 100%;
}

.testimonial-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.testimonial-text {
  font-style: italic;
  margin-bottom: 20px;
}

/* ===== Contact Section ===== */
.contact-section .card {
  border-radius: var(--border-radius);
  transition: var(--transition);
}

.contact-section .card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.social-icon {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--light-gray);
  color: var(--dark-color);
  transition: var(--transition);
}

.social-icon:hover {
  background: var(--primary-color);
  color: var(--white);
  transform: translateY(-3px);
}

/* ===== Footer ===== */
.footer-section {
  background-color: var(--dark-color);
  color: var(--white);
}

.footer-links a {
  color: var(--light-gray);
  margin-left: 15px;
  transition: var(--transition);
}

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

/* ===== Responsive ===== */
@media (max-width: 992px) {
  .section {
    padding: 60px 0;
  }
  
  .navbar {
    background-color: rgba(38, 50, 56, 0.95);
  }
}

@media (max-width: 768px) {
  .section {
    padding: 50px 0;
  }
  
  .hero-section {
    min-height: auto;
    padding-bottom: 80px;
  }
  
  .feature-card, .sport-card, .testimonial-card {
    margin-bottom: 20px;
  }

  .app-badges {
    justify-content: center;
  }
}

@media (max-width: 576px) {
  .section-header {
    margin-bottom: 40px;
  }
  
  .footer-links {
    margin-top: 15px;
    text-align: center;
  }
  
  .footer-section p {
    text-align: center;
  }
}