/* Payklip VTU Platform - Design System */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Outfit:wght@400;500;600;700;800&display=swap');

:root {
  /* Color Palette - Original Teal Theme */
  --primary-gradient: linear-gradient(135deg, #5FB3BE 0%, #4A9CA5 100%);
  --secondary-gradient: linear-gradient(135deg, #5FB3BE 0%, #3A8C95 100%);
  --success-gradient: linear-gradient(135deg, #5FB3BE 0%, #4facfe 100%);
  --accent-gradient: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);

  --primary-color: #5FB3BE;
  --secondary-color: #4A9CA5;
  --accent-color: #43e97b;
  --success-color: #00f2fe;
  --warning-color: #ffa726;
  --danger-color: #f5576c;

  --bg-dark: #0f0f23;
  --bg-card: #1a1a2e;
  --bg-hover: #252541;
  --text-primary: #ffffff;
  --text-secondary: #b8b8d1;
  --text-muted: #7878a0;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;

  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.3);
  --shadow-glow: 0 0 32px rgba(95, 179, 190, 0.4);

  /* Typography */
  --font-primary: 'Inter', sans-serif;
  --font-display: 'Outfit', sans-serif;
}

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

body {
  font-family: var(--font-primary);
  background: #ffffff;
  color: #2984a8eb;
  line-height: 1.6;
  overflow-x: hidden;
}

/* Animated Background */
.animated-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  background: #ffffff;
  overflow: hidden;
}

.animated-bg::before {
  content: '';
  position: absolute;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(95, 179, 190, 0.15) 0%, transparent 70%);
  top: -250px;
  right: -250px;
  animation: float 20s ease-in-out infinite;
}

.animated-bg::after {
  content: '';
  position: absolute;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(74, 156, 165, 0.15) 0%, transparent 70%);
  bottom: -200px;
  left: -200px;
  animation: float 15s ease-in-out infinite reverse;
}

@keyframes float {

  0%,
  100% {
    transform: translate(0, 0) rotate(0deg);
  }

  33% {
    transform: translate(50px, -50px) rotate(120deg);
  }

  66% {
    transform: translate(-50px, 50px) rotate(240deg);
  }
}

/* Navigation */
nav {
  background: #2984a8eb;
  backdrop-filter: blur(20px);
  padding: var(--spacing-md) 0;
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

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

.logo {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 800;
  color: #ffffff;
  letter-spacing: -0.5px;
}

nav ul {
  list-style: none;
  display: flex;
  gap: var(--spacing-lg);
  align-items: center;
}

.menu-toggle {
  display: none;
  background: transparent;
  border: none;
  color: white;
  font-size: 1.5rem;
  cursor: pointer;
}

nav a {
  color: #ffffff;
  text-decoration: none;
  font-weight: 500;
  transition: all 0.3s ease;
  position: relative;
  padding: 0.5rem 0;
}

nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-gradient);
  transition: width 0.3s ease;
}

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

nav a:hover::after {
  width: 100%;
}

nav a.active {
  color: var(--text-primary);
}

nav a.active::after {
  width: 100%;
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.container-wide {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

/* Hero Section */
.hero {
  padding: var(--spacing-2xl) 0;
  text-align: center;
  position: relative;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: 3.5rem;
  font-weight: 800;
  margin-bottom: var(--spacing-md);
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
}

@media (max-width: 991px) {
  .hero h1 {
    font-size: 2.8rem;
  }
}

.hero p {
  font-size: 1.25rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto var(--spacing-lg);
}

/* Cards */
.card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  border: 1px solid rgba(255, 255, 255, 0.05);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--primary-gradient);
  opacity: 0;
  transition: opacity 0.4s ease;
  z-index: 0;
}

.card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-glow);
  border-color: rgba(95, 179, 190, 0.3);
}

.card:hover::before {
  opacity: 0.05;
}

.card>* {
  position: relative;
  z-index: 1;
}

/* Tables */
.table-container {
  background: #ffffff;
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  margin: var(--spacing-lg) 0;
  overflow-x: auto;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.table-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm) var(--spacing-md);
  background: #2984a8eb;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.table-header h3 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  color: #ffffff;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}

thead {
  background: #2984a8eb;
}

th {
  padding: var(--spacing-sm) var(--spacing-md);
  text-align: left;
  font-weight: 600;
  color: #ffffff;
  white-space: nowrap;
}

td {
  padding: var(--spacing-sm) var(--spacing-md);
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  color: #000000;
}

tbody tr {
  transition: all 0.3s ease;
}

tbody tr:hover {
  background: rgba(102, 126, 234, 0.05);
}

/* Service Grid */
.service-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-lg);
  margin: var(--spacing-xl) 0;
}

.service-item {
  text-align: center;
  padding: var(--spacing-lg);
  background: #ffffff;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(95, 179, 190, 0.2);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
  color: #222222;
  box-shadow: var(--shadow-sm);
}

.service-item:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: var(--shadow-md);
  border-color: var(--primary-color);
}

.service-item p {
  color: #555555;
}

.service-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--spacing-md);
  background: #ffffff;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(95, 179, 190, 0.1);
}

.service-item h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
}

/* Process Flow */
.process-flow {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--spacing-lg);
  margin: var(--spacing-xl) 0;
  flex-wrap: wrap;
}

.process-step {
  flex: 1;
  min-width: 200px;
  text-align: center;
  position: relative;
}

.process-step::after {
  content: '→';
  position: absolute;
  right: -2rem;
  top: 50%;
  transform: translateY(-50%);
  font-size: 2rem;
  color: var(--primary-color);
  opacity: 0.5;
}

.process-step:last-child::after {
  display: none;
}

.process-number {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--spacing-md);
  background: var(--primary-gradient);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  font-weight: 800;
  font-family: var(--font-display);
  box-shadow: var(--shadow-lg);
  position: relative;
  z-index: 1;
}

.process-number::before {
  content: '';
  position: absolute;
  width: 100%;
  height: 100%;
  background: var(--primary-gradient);
  border-radius: 50%;
  opacity: 0.5;
  animation: pulse 2s ease-in-out infinite;
  z-index: -1;
}

@keyframes pulse {

  0%,
  100% {
    transform: scale(1);
    opacity: 0.5;
  }

  50% {
    transform: scale(1.2);
    opacity: 0;
  }
}

.process-step h4 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
}

.process-step p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* Sections */
section {
  padding: var(--spacing-2xl) 0;
}

.section-title {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 800;
  text-align: center;
  margin-bottom: var(--spacing-xl);
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-subtitle {
  text-align: center;
  color: var(--text-secondary);
  font-size: 1.15rem;
  max-width: 700px;
  margin: -2rem auto var(--spacing-xl);
}

/* App Badges */
.app-badges {
  display: flex;
  gap: var(--spacing-md);
  margin-top: var(--spacing-xl);
  flex-wrap: wrap;
}

.app-badge {
  display: inline-block;
  transition: transform 0.3s ease, filter 0.3s ease;
}

.app-badge img {
  height: 48px;
  width: auto;
  display: block;
}

.app-badge:hover {
  transform: translateY(-4px);
  filter: brightness(1.1);
}

.download-section {
  background: var(--primary-gradient);
  padding: var(--spacing-2xl) 0;
  color: white;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.download-section .section-title,
.download-section .section-subtitle {
  background: none;
  -webkit-text-fill-color: white;
  color: white;
}

.download-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 10% 20%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
}

/* Features Grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
  margin: var(--spacing-xl) 0;
}

.feature-card {
  padding: var(--spacing-lg);
  background: #ffffff;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(0, 0, 0, 0.05);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: var(--shadow-sm);
}

.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-md);
  border-color: #2984a8eb;
}

.feature-icon {
  width: 70px;
  height: 70px;
  background: transparent;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.2rem;
  margin-bottom: var(--spacing-md);
}

.feature-icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.feature-card h3 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  color: #2984a8eb;
}

.feature-card p {
  color: #555555;
  line-height: 1.6;
}

/* Values Grid */
.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  margin: var(--spacing-xl) 0;
}

.value-item {
  padding: var(--spacing-lg);
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.05);
  text-align: center;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.value-item:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-glow);
  border-color: rgba(95, 179, 190, 0.3);
}

.value-number {
  width: 50px;
  height: 50px;
  margin: 0 auto var(--spacing-md);
  background: var(--secondary-gradient);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.3rem;
}

.value-item h4 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
}

/* Buttons */
.btn {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-md);
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
  font-family: var(--font-primary);
}

.btn-primary {
  background: var(--primary-gradient);
  color: white;
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-login {
  background: white;
  color: #2984a8eb;
  border: 2px solid white;
  padding: 0.6rem 1.5rem;
  border-radius: var(--radius-xl);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.85rem;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.btn-login:hover {
  background: transparent;
  color: white;
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(255, 255, 255, 0.2);
}

.about-page-content {
  background: linear-gradient(135deg, #f0f7f9 0%, #e1eff2 100%);
  color: #333333;
}

.about-page-content .section-title {
  color: #2984a8eb;
}

.about-page-content .card {
  background: white;
  color: #333333;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

/* Footer */
footer {
  background: var(--bg-card);
  padding: var(--spacing-xl) 0 var(--spacing-lg);
  margin-top: var(--spacing-2xl);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
}

footer p {
  color: var(--text-muted);
}

/* Responsive Design */
@media (max-width: 768px) {
  .hero {
    text-align: center;
    padding: var(--spacing-xl) 0 !important;
  }

  .hero .container>div {
    grid-template-columns: 1fr !important;
  }

  .hero div[style*="text-align: left"] {
    text-align: center !important;
  }

  .hero h1 {
    font-size: 2.2rem !important;
  }

  .section-title {
    font-size: 1.8rem;
  }

  .section-subtitle {
    font-size: 1rem;
    margin-top: -1rem;
  }

  nav .container {
    flex-wrap: wrap;
  }

  nav ul {
    width: 100%;
    flex-direction: column;
    gap: 0;
    display: none;
    padding-top: var(--spacing-md);
  }

  nav ul.show {
    display: flex;
  }

  nav li {
    width: 100%;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
  }

  nav a {
    display: block;
    padding: var(--spacing-sm);
  }

  .btn-login {
    margin: var(--spacing-sm) 0;
    width: 100%;
  }

  .menu-toggle {
    display: block;
  }

  .process-flow {
    flex-direction: column;
  }

  .process-step::after {
    content: '↓';
    right: 50%;
    top: auto;
    bottom: -2rem;
    transform: translateX(50%);
  }

  .contact-item {
    flex-direction: column;
    text-align: center;
    gap: var(--spacing-sm);
  }

  .features-grid,
  .service-grid,
  .values-grid {
    grid-template-columns: 1fr !important;
  }

  table {
    font-size: 0.8rem;
  }

  th,
  td {
    padding: var(--spacing-xs) var(--spacing-sm);
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 1.8rem !important;
  }
}

/* Utility Classes */
.text-center {
  text-align: center;
}

.text-gradient {
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.mb-1 {
  margin-bottom: var(--spacing-sm);
}

.mb-2 {
  margin-bottom: var(--spacing-md);
}

.mb-3 {
  margin-bottom: var(--spacing-lg);
}

.mt-1 {
  margin-top: var(--spacing-sm);
}

.mt-2 {
  margin-top: var(--spacing-md);
}

.mt-3 {
  margin-top: var(--spacing-lg);
}