/* ====================================
   CUSTOM CSS - Portfolio Website
   ==================================== */

/* ============ Root Variables ============ */
:root {
  --primary-color: #007bff;
  --secondary-color: #6c757d;
  --success-color: #28a745;
  --danger-color: #dc3545;
  --warning-color: #ffc107;
  --info-color: #17a2b8;
  --light-color: #f8f9fa;
  --dark-color: #212529;
  
  /* Light Mode */
  --bg-primary-light: #ffffff;
  --bg-secondary-light: #f8f9fa;
  --text-primary-light: #212529;
  --text-secondary-light: #6c757d;
  --border-color-light: #dee2e6;
  --navbar-bg-light: #343a40;
  --card-shadow-light: 0 0.5rem 1rem rgba(0, 0, 0, 0.1);
  
  /* Dark Mode */
  --bg-primary-dark: #1a1a1a;
  --bg-secondary-dark: #2d2d2d;
  --text-primary-dark: #f5f5f5;
  --text-secondary-dark: #b0b0b0;
  --border-color-dark: #404040;
  --navbar-bg-dark: #0d0d0d;
  --card-shadow-dark: 0 0.5rem 1rem rgba(0, 0, 0, 0.5);
}

/* ============ Dark Mode Toggle ============ */
body.dark-mode {
  --bg-primary-light: var(--bg-primary-dark);
  --bg-secondary-light: var(--bg-secondary-dark);
  --text-primary-light: var(--text-primary-dark);
  --text-secondary-light: var(--text-secondary-dark);
  --border-color-light: var(--border-color-dark);
  --navbar-bg-light: var(--navbar-bg-dark);
  --card-shadow-light: var(--card-shadow-dark);
  background-color: var(--bg-primary-dark);
  color: var(--text-primary-dark);
}

/* ============ Global Styles ============ */
* {
  transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
  padding: 0;
  margin: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--bg-primary-light);
  color: var(--text-primary-light);
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  margin: 0;
  padding: 0;
}

/* ============ Navbar Styles ============ */
.navbar {
  background-color: var(--navbar-bg-light) !important;
  border-bottom: 2px solid var(--primary-color);
  padding: 1rem 0;
  z-index: 1030;
}

.navbar-brand {
  font-size: 1.5rem;
  color: white !important;
  font-weight: 700;
}

.navbar-brand i {
  color: var(--primary-color);
  margin-right: 0.5rem;
}

.nav-link {
  color: rgba(255, 255, 255, 0.8) !important;
  font-weight: 500;
  transition: color 0.3s ease;
  position: relative;
}

.nav-link:hover,
.nav-link.active {
  color: var(--primary-color) !important;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--primary-color);
  transition: width 0.3s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

/* Navbar Buttons */
.navbar .btn-success,
.navbar .btn-danger {
  font-weight: 600;
  font-size: 0.9rem;
  padding: 0.4rem 0.8rem;
}

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

.navbar .btn-success:hover {
  background-color: #218838;
  border-color: #218838;
}

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

.navbar .btn-danger:hover {
  background-color: #c82333;
  border-color: #c82333;
}

/* Dark Mode Toggle Button */
#darkModeToggle {
  background-color: transparent;
  border: 1px solid rgba(255, 255, 255, 0.5);
  color: white;
  transition: all 0.3s ease;
}

#darkModeToggle:hover {
  background-color: rgba(255, 255, 255, 0.1);
  border-color: var(--primary-color);
  color: var(--primary-color);
}

body.dark-mode #darkModeToggle {
  color: var(--primary-color);
}

body.dark-mode #darkModeToggle i {
  transform: rotate(180deg);
}

/* ============ Hero Section ============ */
.hero-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background-image: url(../I\ will\ design\ a\ modern\ responsive\ website\ using\ Bootstrap\ 5\ and\ PHP.png);
  /* background: linear-gradient(135deg, var(--primary-color) 0%, #0056b3 100%); */
  background-size: cover;
  
  color: white;
  margin-top: 60px;
  position: relative;
  overflow: hidden;
}

body.dark-mode .hero-section {
  background: linear-gradient(135deg, #1a3a52 0%, #0d1f2d 100%);
}

.hero-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 1px, transparent 1px);
  background-size: 50px 50px;
  animation: moveBackground 20s linear infinite;
  z-index: 0;
}

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

@keyframes moveBackground {
  0% {
    transform: translate(0, 0);
  }
  100% {
    transform: translate(50px, 50px);
  }
}

.hero-section h1 {
  font-size: 3.5rem;
  font-weight: 800;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
  margin-bottom: 1.5rem;
}

.hero-section .lead {
  font-size: 1.3rem;
  margin-bottom: 2rem;
  opacity: 0.95;
}

.hero-section .btn {
  padding: 0.75rem 2rem;
  font-weight: 600;
  border-radius: 50px;
  transition: all 0.3s ease;
}

.hero-section .btn-primary {
  background-color: white;
  color: var(--primary-color);
  border: 2px solid white;
}

.hero-section .btn-primary:hover {
  background-color: transparent;
  color: white;
  border-color: white;
  transform: translateY(-3px);
}

.hero-section .btn-outline-primary {
  color: white;
  border: 2px solid white;
}

.hero-section .btn-outline-primary:hover {
  background-color: white;
  color: var(--primary-color);
  transform: translateY(-3px);
}

/* ============ Fade In Animation ============ */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  animation: fadeIn 0.8s ease-out forwards;
  opacity: 0;
}

/* ============ Sections Styles ============ */
section {
  background-color: var(--bg-primary-light);
  color: var(--text-primary-light);
  border-color: var(--border-color-light);
}

section:nth-child(even) {
  background-color: var(--bg-secondary-light);
}

body.dark-mode section:nth-child(even) {
  background-color: var(--bg-secondary-dark);
}

section h2 {
  color: var(--text-primary-light);
  font-weight: 800;
  margin-bottom: 1.5rem;
}

section p {
  color: var(--text-secondary-light);
}

/* ============ Divider ============ */
.divider {
  width: 60px;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-color), var(--success-color));
  margin: 1.5rem auto;
  border-radius: 2px;
}

/* ============ Portfolio Cards ============ */
.portfolio-card {
  background-color: var(--bg-secondary-light);
  border: 1px solid var(--border-color-light);
  border-radius: 10px;
  padding: 2rem;
  text-align: center;
  transition: all 0.3s ease;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  box-shadow: var(--card-shadow-light);
}

.portfolio-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 1rem 2rem rgba(0, 0, 0, 0.2);
  border-color: var(--primary-color);
}

body.dark-mode .portfolio-card:hover {
  box-shadow: var(--card-shadow-dark);
}

.portfolio-img {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, var(--primary-color), var(--info-color));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  margin: 0 auto;
}

.portfolio-card h5 {
  color: var(--text-primary-light);
  font-weight: 700;
  margin-top: 1.5rem;
}

.portfolio-card p {
  color: var(--text-secondary-light);
  font-size: 0.95rem;
}

/* ============ Service Cards ============ */
.service-card {
  background-color: var(--bg-secondary-light);
  border: 2px solid var(--border-color-light);
  border-radius: 10px;
  transition: all 0.3s ease;
  box-shadow: var(--card-shadow-light);
}

.service-card:hover {
  border-color: var(--primary-color);
  transform: translateY(-5px);
  background-color: var(--bg-primary-light);
}

.service-card i {
  color: var(--primary-color);
}

.service-card h5 {
  color: var(--text-primary-light);
  font-weight: 700;
  margin-top: 1rem;
}

.service-card p {
  color: var(--text-secondary-light);
  font-size: 0.95rem;
}

/* ============ Blog Cards ============ */
.blog-card {
  background-color: var(--bg-secondary-light);
  border: 1px solid var(--border-color-light);
  border-radius: 10px;
  padding: 1.5rem;
  transition: all 0.3s ease;
  box-shadow: var(--card-shadow-light);
  position: relative;
}

.blog-card:hover {
  transform: translateY(-5px);
  border-color: var(--primary-color);
  box-shadow: 0 0.75rem 1.5rem rgba(0, 123, 255, 0.2);
}

body.dark-mode .blog-card:hover {
  box-shadow: 0 0.75rem 1.5rem rgba(0, 123, 255, 0.1);
}

.blog-date {
  display: inline-block;
  background-color: var(--primary-color);
  color: white;
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.blog-card h5 {
  color: var(--text-primary-light);
  font-weight: 700;
}

.blog-card p {
  color: var(--text-secondary-light);
  font-size: 0.95rem;
  margin: 1rem 0;
}

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

.blog-card .btn:hover {
  background-color: var(--primary-color);
  color: white;
}

/* ============ Footer ============ */
.footer {
  background-color: var(--navbar-bg-light);
  color: rgba(255, 255, 255, 0.8);
  border-top: 2px solid var(--primary-color);
  margin-top: 5rem;
}

body.dark-mode .footer {
  background-color: var(--navbar-bg-dark);
}

.footer h5 {
  color: white;
  font-weight: 700;
}

.footer a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  transition: color 0.3s ease;
}

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

/* Social Links */
.social-links {
  display: flex;
  gap: 1.5rem;
}

.social-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 45px;
  height: 45px;
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  font-size: 1.2rem;
  transition: all 0.3s ease;
}

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

#liveTime {
  color: var(--primary-color);
  font-size: 1.5rem;
}

.footer .text-muted {
  color: rgba(255, 255, 255, 0.6) !important;
}

.footer hr {
  border-color: rgba(255, 255, 255, 0.1);
}

.footer .text-md-end {
  margin-top: 1.5rem;
}

@media (min-width: 768px) {
  .footer .text-md-end {
    margin-top: 0;
  }
}

/* ============ Buttons General ============ */
.btn {
  font-weight: 600;
  border-radius: 6px;
  transition: all 0.3s ease;
}

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

.btn-primary:hover {
  background-color: #0056b3;
  border-color: #0056b3;
}

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

.btn-success:hover {
  background-color: #218838;
  border-color: #218838;
}

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

.btn-danger:hover {
  background-color: #c82333;
  border-color: #c82333;
}

/* ============ Scrollbar ============ */
::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: var(--bg-secondary-light);
}

::-webkit-scrollbar-thumb {
  background: var(--primary-color);
  border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
  background: #0056b3;
}

body.dark-mode ::-webkit-scrollbar-track {
  background: var(--bg-secondary-dark);
}

/* ============ Responsive ============ */
@media (max-width: 768px) {
  .hero-section h1 {
    font-size: 2rem;
  }
  
  .hero-section .lead {
    font-size: 1rem;
  }
  
  section {
    padding: 3rem 1rem !important;
  }
  
  .container {
    padding-left: 1rem;
    padding-right: 1rem;
  }
}

/* ============ Accessibility ============ */
@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
  }
}