/* PatternCraft-inspired background patterns and effects with seafoam green and purple */

/* Color variables */
:root {
  --seafoam-green: #64FFDA;
  --seafoam-green-dark: #48D1B8;
  --seafoam-green-light: #A5FFF1;
  --purple-main: #B467FF;
  --purple-dark: #9747FF;
  --purple-light: #D9BBFF;
  --bg-dark: #1E293B;
  --bg-darker: #0F172A;
}

/* Background gradient patterns */
.bg-pattern-gradient {
  background-color: var(--bg-dark);
  background-image: 
    radial-gradient(at 27% 37%, rgba(100, 255, 218, 0.15) 0px, transparent 50%),
    radial-gradient(at 97% 21%, rgba(180, 103, 255, 0.15) 0px, transparent 50%),
    radial-gradient(at 52% 99%, rgba(100, 255, 218, 0.12) 0px, transparent 50%),
    radial-gradient(at 10% 29%, rgba(180, 103, 255, 0.12) 0px, transparent 50%),
    radial-gradient(at 97% 96%, rgba(100, 255, 218, 0.10) 0px, transparent 50%),
    radial-gradient(at 33% 50%, rgba(180, 103, 255, 0.08) 0px, transparent 50%),
    radial-gradient(at 79% 53%, rgba(100, 255, 218, 0.08) 0px, transparent 50%);
}

/* Content area blended background */
.bg-content-blend {
  background-color: rgba(30, 41, 59, 0.8); /* Using var(--bg-dark) with transparency */
  backdrop-filter: blur(10px);
  background-image: 
    radial-gradient(at 27% 37%, rgba(100, 255, 218, 0.05) 0px, transparent 50%),
    radial-gradient(at 97% 21%, rgba(180, 103, 255, 0.05) 0px, transparent 50%),
    linear-gradient(to bottom, rgba(30, 41, 59, 0.7), rgba(15, 23, 42, 0.9));
  border-radius: 12px;
  box-shadow: 0 0 30px rgba(0, 0, 0, 0.2);
  border: 1px solid rgba(100, 255, 218, 0.05);
}

/* Subtle grid pattern overlay */
.bg-grid-pattern {
  background-size: 20px 20px;
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
}

/* Dot grid pattern */
.bg-dot-pattern {
  background-size: 20px 20px;
  background-image: radial-gradient(rgba(255, 255, 255, 0.1) 1px, transparent 1px);
}

/* Subtle glow effect for cards and important elements */
.glow-card {
  box-shadow: 0 0 15px rgba(100, 255, 218, 0.15), 0 0 10px rgba(180, 103, 255, 0.1);
  transition: box-shadow 0.3s ease;
}

.glow-card:hover {
  box-shadow: 0 0 25px rgba(100, 255, 218, 0.25), 0 0 15px rgba(180, 103, 255, 0.15);
}

/* Seafoam and purple accent glow for highlights */
.accent-glow {
  position: relative;
  transition: color 0.3s ease;
}

.accent-glow::before {
  content: '';
  position: absolute;
  top: -5px;
  left: -5px;
  right: -5px;
  bottom: -5px;
  background: radial-gradient(circle, rgba(100, 255, 218, 0.2) 0%, rgba(180, 103, 255, 0.1) 50%, transparent 70%);
  z-index: -1;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.accent-glow:hover::before {
  opacity: 1;
}

/* Interactive glow buttons */
.glow-on-hover {
  position: relative;
  z-index: 0;
  overflow: hidden;
}

.glow-on-hover::before {
  content: '';
  background: linear-gradient(45deg, var(--seafoam-green-dark), var(--seafoam-green), var(--seafoam-green-light), var(--purple-light), var(--purple-main), var(--purple-dark), var(--seafoam-green-dark));
  position: absolute;
  top: -2px;
  left:-2px;
  background-size: 400%;
  z-index: -1;
  filter: blur(5px);
  width: calc(100% + 4px);
  height: calc(100% + 4px);
  animation: glowing 20s linear infinite;
  opacity: 0;
  transition: opacity .3s ease-in-out;
}

.glow-on-hover:hover::before {
  opacity: 1;
}

@keyframes glowing {
  0% { background-position: 0 0; }
  50% { background-position: 400% 0; }
  100% { background-position: 0 0; }
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Smooth page transitions */
.fade-in {
  animation: fadeIn 0.5s ease-in-out;
}

/* Subtle hover effect for cards */
.hover-lift {
  transition: transform 0.3s ease;
}

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

/* Custom utility classes for seafoam and purple */
.from-seafoam-green {
  background-image: linear-gradient(90deg, var(--seafoam-green) 0%, var(--seafoam-green-dark) 100%);
}

.to-seafoam-green {
  background-image: linear-gradient(90deg, var(--seafoam-green-dark) 0%, var(--seafoam-green) 100%);
}

.from-purple-main {
  background-image: linear-gradient(90deg, var(--purple-main) 0%, var(--purple-dark) 100%);
}

.to-purple-main {
  background-image: linear-gradient(90deg, var(--purple-dark) 0%, var(--purple-main) 100%);
}

.bg-gradient-to-r {
  background-size: 200% auto;
  transition: background-position 0.5s ease-in-out;
}

.bg-gradient-to-r.from-seafoam-green.to-purple-main {
  background-image: linear-gradient(90deg, var(--seafoam-green) 0%, var(--purple-main) 100%);
}

.bg-gradient-to-r.from-purple-main.to-seafoam-green {
  background-image: linear-gradient(90deg, var(--purple-main) 0%, var(--seafoam-green) 100%);
}

.bg-gradient-to-r:hover {
  background-position: right center;
}

.text-bg-darker {
  color: var(--bg-darker);
}

/* Post image frames */
.article-content img {
  border: 2px solid var(--seafoam-green);
  border-radius: 8px;
  box-shadow: 
    0 0 0 1px rgba(100, 255, 218, 0.3),
    0 0 15px rgba(100, 255, 218, 0.15),
    0 0 20px rgba(180, 103, 255, 0.1);
  transition: all 0.3s ease;
  padding: 4px;
  background: rgba(15, 23, 42, 0.3);
  max-width: 100%;
  margin: 2rem auto;
  display: block;
  cursor: pointer; /* Indicate images are clickable */
}

.article-content img:hover {
  box-shadow: 
    0 0 0 1px rgba(100, 255, 218, 0.5),
    0 0 20px rgba(100, 255, 218, 0.25),
    0 0 30px rgba(180, 103, 255, 0.2);
  transform: scale(1.01);
}

/* Image modal styling */
.image-modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(15, 23, 42, 0.9);
  z-index: 1000;
  justify-content: center;
  align-items: center;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.image-modal.show {
  opacity: 1;
}

.modal-content {
  position: relative;
  max-width: 90%;
  max-height: 90%;
  padding: 10px;
  background: linear-gradient(135deg, rgba(100, 255, 218, 0.1), rgba(180, 103, 255, 0.1));
  border-radius: 12px;
  border: 2px solid var(--seafoam-green);
  box-shadow: 
    0 0 0 1px rgba(100, 255, 218, 0.3),
    0 0 30px rgba(100, 255, 218, 0.2),
    0 0 40px rgba(180, 103, 255, 0.15);
  overflow: hidden;
}

.modal-image {
  display: block;
  max-width: 100%;
  max-height: calc(90vh - 40px);
  margin: 0 auto;
  border-radius: 6px;
}

.close-modal {
  position: absolute;
  top: 10px;
  right: 15px;
  color: var(--seafoam-green);
  font-size: 28px;
  font-weight: bold;
  cursor: pointer;
  z-index: 1002;
  transition: all 0.2s ease;
  width: 36px;
  height: 36px;
  display: flex;
  justify-content: center;
  align-items: center;
  border-radius: 50%;
  background: rgba(15, 23, 42, 0.8);
}

.close-modal:hover {
  color: var(--purple-main);
  transform: scale(1.1);
  text-shadow: 0 0 10px var(--purple-main);
  background: rgba(15, 23, 42, 0.9);
}

.clickable-image {
  cursor: zoom-in;
}

/* Underline animation for navigation links */
.nav-link {
  position: relative;
  padding: 0.5rem 1rem;
  text-decoration: none;
  transition: color 0.3s ease;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--purple-main);
  transition: width 0.3s ease, left 0.3s ease;
}

.nav-link:hover::after {
  width: 100%;
  left: 0;
}

/* Card styles */
.pattern-card {
  border-radius: 8px;
  position: relative;
  overflow: hidden;
  z-index: 1;
  border: 1px solid rgba(100, 255, 218, 0.1);
  background: rgba(50, 45, 57, 0.5);
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
}

.pattern-card:hover {
  border-color: rgba(183, 60, 246, 0.3);
  box-shadow: 0 5px 15px rgba(183, 60, 246, 0.2);
}

/* Gradient text effect */
.gradient-text {
  background: linear-gradient(135deg, var(--purple-main) 0%, var(--seafoam-green) 100%);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

/* Page section background variations */
.bg-pattern-top {
  background-image: 
    radial-gradient(at 20% 0%, hsla(256, 98%, 72%, 0.15) 0px, transparent 50%),
    radial-gradient(at 80% 0%, hsla(215, 98%, 61%, 0.15) 0px, transparent 50%);
  background-size: 100% 100%;
  background-repeat: no-repeat;
}

.bg-pattern-bottom {
  background-image: 
    radial-gradient(at 20% 100%, hsla(354, 98%, 61%, 0.15) 0px, transparent 50%),
    radial-gradient(at 80% 100%, hsla(38, 60%, 74%, 0.15) 0px, transparent 50%);
  background-size: 100% 100%;
  background-repeat: no-repeat;
}