/* ==========================================
   PROJECT DETAILS PAGE - EXACT REACT CLONE
   Pixel-perfect Tailwind CSS equivalents
   ========================================== */

/* CSS Variables */
:root {
  --sv-blue: #1E88E5;
  --sv-purple: #9C27B0;
  --sv-cyan: #00e6fb;
  --sv-green: #4CAF50;
  --sv-brown: #795548;
  --sv-gold: #FFD700;
  --sv-red: #F44336;
  --sv-orange: #FF9800;
  --sv-teal: #009688;
  --sv-indigo: #3F51B5;
  --sv-emerald: #10B981;
  --sv-yellow: #FFC107;
  --sv-gray: #9E9E9E;
}

/* Base Wrapper */
.project-details-wrapper {
  background: #000000;
  min-height: 100vh;
}

/* Hero Section */
.project-hero {
  position: relative;
  padding-top: 5rem; /* pt-20 */
  padding-bottom: 5rem; /* pb-20 */
  overflow: hidden;
  min-height: 600px;
  display: flex;
  align-items: center;
}

.project-hero-bg {
  position: absolute;
  inset: 0;
}

.hero-bg-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-gradient-overlay {
  position: absolute;
  inset: 0;
  mix-blend-mode: multiply;
  opacity: 0.6;
}

.hero-dark-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
}

.project-hero-content {
  position: relative;
  max-width: 80rem; /* max-w-7xl */
  margin: 0 auto;
  padding: 0 1.5rem; /* px-6 */
  width: 100%;
  z-index: 10;
}

@media (min-width: 1024px) {
  .project-hero-content {
    padding: 0 2rem; /* lg:px-8 */
  }
}

/* Back Button */
.back-button {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  margin-bottom: 2rem;
  transition: color 0.3s;
}

.back-button:hover {
  color: #ffffff;
}

/* Project Header */
.project-header {
  max-width: 100%;
}

.project-category-badge {
  display: inline-block;
  padding: 0.5rem 1.25rem;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 9999px;
  margin-bottom: 1.5rem;
}

.project-category-badge span {
  font-size: 0.875rem;
  color: var(--sv-cyan);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.project-title {
  font-family: 'Playfair Display', serif;
  font-size: 3rem; /* text-5xl */
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 1.5rem;
  line-height: 1.2;
}

@media (min-width: 768px) {
  .project-title {
    font-size: 4.5rem; /* md:text-7xl */
  }
}

.project-description {
  color: #e5e7eb; /* text-gray-200 */
  font-size: 1.25rem; /* text-xl */
  max-width: 48rem;
  margin-bottom: 2rem;
  line-height: 1.75;
}

/* Project Meta */
.project-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.meta-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: #ffffff;
}

.meta-item svg {
  color: var(--sv-cyan);
  flex-shrink: 0;
}

.meta-item span {
  font-size: 0.875rem;
}

/* CTA Button */
.project-cta-button {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 2rem;
  background: linear-gradient(135deg, var(--sv-cyan), var(--sv-blue));
  color: #ffffff;
  font-weight: 600;
  border-radius: 9999px;
  text-decoration: none;
  transition: all 0.3s;
}

.project-cta-button:hover {
  box-shadow: 0 10px 25px rgba(0, 230, 251, 0.5);
  transform: scale(1.05);
}

/* Project Details Section */
.project-details-section {
  background: linear-gradient(to bottom, #000000, #0f172a, #000000);
  padding: 5rem 0;
}

.project-details-container {
  max-width: 80rem;
  margin: 0 auto;
  padding: 0 1.5rem;
}

@media (min-width: 1024px) {
  .project-details-container {
    padding: 0 2rem;
  }
}

.project-details-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
}

@media (min-width: 1024px) {
  .project-details-grid {
    grid-template-columns: 2fr 1fr;
  }
}

/* Main Content */
.project-main-content {
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.content-block {
  opacity: 0;
  animation: fadeUp 0.6s ease-out forwards;
}

.content-heading {
  font-family: 'Playfair Display', serif;
  font-size: 1.875rem; /* text-3xl */
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 1.5rem;
}

@media (min-width: 768px) {
  .content-heading {
    font-size: 2.25rem; /* md:text-4xl */
  }
}

.gradient-text {
  background: linear-gradient(to right, var(--sv-cyan), var(--sv-purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.content-text {
  color: #9ca3af; /* text-gray-400 */
  font-size: 1.125rem;
  line-height: 1.75;
}

.content-subheading {
  font-family: 'Playfair Display', serif;
  font-size: 1.5rem; /* text-2xl */
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 1.5rem;
}

@media (min-width: 768px) {
  .content-subheading {
    font-size: 1.875rem; /* md:text-3xl */
  }
}

/* Content Lists */
.content-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.content-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.content-list li::before {
  content: '';
  width: 0.5rem;
  height: 0.5rem;
  background: var(--sv-cyan);
  border-radius: 9999px;
  margin-top: 0.5rem;
  flex-shrink: 0;
}

.solutions-list li::before {
  background: var(--sv-purple);
}

.content-list li p {
  color: #9ca3af;
  font-size: 1.125rem;
  line-height: 1.75;
  margin: 0;
}

/* Results Grid */
.results-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

@media (min-width: 768px) {
  .results-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.result-card {
  padding: 1.5rem;
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(8px);
  border-radius: 1rem;
  border: 1px solid rgba(71, 85, 105, 0.5);
}

.result-value {
  color: var(--sv-cyan);
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.result-label {
  color: #9ca3af;
  font-size: 0.875rem;
  font-weight: 500;
  margin: 0;
}

/* Gallery */
.project-gallery {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .project-gallery {
    grid-template-columns: repeat(2, 1fr);
  }
}

.gallery-item {
  position: relative;
  border-radius: 1rem;
  overflow: hidden;
  cursor: pointer;
  height: 16rem;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s;
}

.gallery-item:hover img {
  transform: scale(1.1);
}

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.6), transparent);
  opacity: 0;
  transition: opacity 0.3s;
}

.gallery-item:hover .gallery-overlay {
  opacity: 1;
}

/* Sidebar */
.project-sidebar {
  position: relative;
}

.sidebar-sticky {
  position: sticky;
  top: 8rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.sidebar-card {
  padding: 2rem;
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(8px);
  border-radius: 1rem;
  border: 1px solid rgba(71, 85, 105, 0.5);
}

.sidebar-card-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.sidebar-card-header svg {
  color: var(--sv-cyan);
}

.sidebar-card-title {
  font-family: 'Playfair Display', serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: #ffffff;
  margin: 0;
}

/* Technologies */
.technologies-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.tech-badge {
  padding: 0.5rem 1rem;
  background: rgba(30, 41, 59, 0.5);
  color: #d1d5db;
  font-size: 0.875rem;
  width: fit-content;
  border-radius: 9999px;
  border: 1px solid rgba(51, 65, 85, 0.5);
  transition: all 0.3s ease;
}

.tech-badge:hover {
  background: rgba(30, 41, 59, 0.8);
  border-color: rgba(100, 116, 139, 0.6);
}

/* Project Info */
.project-info-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.info-item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.info-label {
  color: #6b7280;
  font-size: 0.875rem;
  margin: 0;
}

.info-value {
  color: #ffffff;
  font-weight: 600;
  margin: 0;
}

/* CTA Card */
.sidebar-cta-card {
  padding: 2rem;
  background: linear-gradient(135deg, rgba(30, 136, 229, 0.2), rgba(0, 230, 251, 0.2), rgba(156, 39, 176, 0.2));
  backdrop-filter: blur(8px);
  border-radius: 1rem;
  border: 1px solid rgba(0, 230, 251, 0.3);
}

.cta-card-title {
  font-family: 'Playfair Display', serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 1rem;
}

.cta-card-text {
  color: #d1d5db;
  margin-bottom: 1.5rem;
}

.cta-card-button {
  display: block;
  width: 100%;
  padding: 0.75rem 1.5rem;
  background: linear-gradient(135deg, var(--sv-cyan), var(--sv-blue));
  color: #ffffff;
  font-weight: 600;
  border-radius: 9999px;
  text-align: center;
  text-decoration: none;
  transition: all 0.3s;
}

.cta-card-button:hover {
  box-shadow: 0 10px 25px rgba(0, 230, 251, 0.5);
}

/* Project Navigation */
.project-navigation {
  background: #000000;
  padding: 5rem 0;
  border-top: 1px solid #1e293b;
}

.project-nav-container {
  max-width: 80rem;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

@media (min-width: 1024px) {
  .project-nav-container {
    padding: 0 2rem;
  }
}

.nav-project-button {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: #9ca3af;
  text-decoration: none;
  transition: all 0.3s;
}

.nav-project-button:hover {
  color: #ffffff;
}

.nav-project-button.prev-button:hover {
  transform: translateX(-5px);
}

.nav-project-button.next-button:hover {
  transform: translateX(5px);
}

.nav-project-button span {
  font-size: 1.125rem;
  font-weight: 600;
}

/* Gradient Classes */
.gradient-blue-cyan {
  background: linear-gradient(135deg, var(--sv-blue), var(--sv-cyan));
}

.gradient-cyan-purple {
  background: linear-gradient(135deg, var(--sv-cyan), var(--sv-purple));
}

.gradient-blue-green {
  background: linear-gradient(135deg, var(--sv-blue), var(--sv-green));
}

.gradient-brown-gold {
  background: linear-gradient(135deg, var(--sv-brown), var(--sv-gold));
}

.gradient-red-orange {
  background: linear-gradient(135deg, var(--sv-red), var(--sv-orange));
}

.gradient-green-teal {
  background: linear-gradient(135deg, var(--sv-green), var(--sv-teal));
}

.gradient-indigo-teal {
  background: linear-gradient(135deg, var(--sv-indigo), var(--sv-teal));
}

.gradient-yellow-orange {
  background: linear-gradient(135deg, var(--sv-yellow), var(--sv-orange));
}

.gradient-orange-red {
  background: linear-gradient(135deg, var(--sv-orange), var(--sv-red));
}

.gradient-indigo-purple {
  background: linear-gradient(135deg, var(--sv-indigo), var(--sv-purple));
}

.gradient-emerald-blue {
  background: linear-gradient(135deg, var(--sv-emerald), var(--sv-blue));
}

.gradient-gray-blue {
  background: linear-gradient(135deg, var(--sv-gray), var(--sv-blue));
}

/* Animations */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeLeft {
  from {
    opacity: 0;
    transform: translateX(-20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fadeRight {
  from {
    opacity: 0;
    transform: translateX(20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.animate-fade-up {
  animation: fadeUp 0.6s ease-out forwards;
}

.animate-fade-left {
  animation: fadeLeft 0.6s ease-out forwards;
}

.animate-fade-right {
  animation: fadeRight 0.6s ease-out forwards;
}

/* Stagger delays */
.stagger-2 { animation-delay: 0.2s; }
.stagger-3 { animation-delay: 0.3s; }

/* Responsive adjustments */
@media (max-width: 1023px) {
  .sidebar-sticky {
    position: relative;
    top: 0;
  }
}