/* ==========================================================================
   MONOGRAPHICS PROJECTS SHOWCASE: HIGH-TECH SAAS LIGHT THEME
   ========================================================================== */

/* 1. Brand Theme Variables Definitions */
:root {
  /* Default Colors (High-Tech Corporate Light Theme) */
  --bg-primary: #f8fafc; /* Slate 50 */
  --bg-secondary: #f1f5f9; /* Slate 100 */
  --card-bg: rgba(255, 255, 255, 0.85);
  --border-color: rgba(15, 23, 42, 0.08); /* Subtle dark border */
  --text-primary: #0f172a; /* Slate 900 */
  --text-secondary: #475569; /* Slate 600 */
  
  /* Dynamic Variables - Overridden by theme classes on body */
  --accent-color: hsl(250, 80%, 55%);
  --accent-glow: rgba(99, 102, 241, 0.12);
  --brand-gradient: linear-gradient(135deg, hsl(250, 80%, 55%), hsl(230, 80%, 45%));
  --brand-active-bg: rgba(99, 102, 241, 0.05);
  
  /* Styling Tokens */
  --border-radius-lg: 16px;
  --border-radius-md: 10px;
  --border-radius-sm: 6px;
  --shadow-glow: 0 10px 30px rgba(15, 23, 42, 0.04), 0 1px 3px rgba(15, 23, 42, 0.02);
  --transition-fluid: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  --font-headings: 'Outfit', sans-serif;
  --font-body: 'Quicksand', sans-serif;
}

/* Theme Classes applied to body (Light Corporate Palette) */
body.theme-default {
  --accent-color: hsl(250, 80%, 55%);
  --accent-glow: rgba(99, 102, 241, 0.12);
  --brand-gradient: linear-gradient(135deg, hsl(250, 80%, 55%), hsl(230, 80%, 45%));
  --brand-active-bg: rgba(99, 102, 241, 0.05);
}

body.theme-energetico {
  --accent-color: hsl(150, 85%, 38%);
  --accent-glow: rgba(16, 185, 129, 0.12);
  --brand-gradient: linear-gradient(135deg, hsl(150, 85%, 38%), hsl(170, 80%, 35%));
  --brand-active-bg: rgba(16, 185, 129, 0.05);
}

body.theme-transporte {
  --accent-color: hsl(28, 95%, 45%);
  --accent-glow: rgba(217, 119, 6, 0.12);
  --brand-gradient: linear-gradient(135deg, hsl(28, 95%, 45%), hsl(15, 95%, 42%));
  --brand-active-bg: rgba(217, 119, 6, 0.05);
}

body.theme-onava {
  --accent-color: hsl(45, 65%, 46%);
  --accent-glow: rgba(202, 157, 59, 0.12);
  --brand-gradient: linear-gradient(135deg, hsl(45, 65%, 46%), hsl(30, 60%, 40%));
  --brand-active-bg: rgba(202, 157, 59, 0.05);
}

body.theme-century {
  --accent-color: hsl(38, 90%, 45%);
  --accent-glow: rgba(202, 138, 4, 0.12);
  --brand-gradient: linear-gradient(135deg, hsl(38, 90%, 45%), hsl(22, 90%, 45%));
  --brand-active-bg: rgba(202, 138, 4, 0.05);
}

body.theme-nicotronick {
  --accent-color: hsl(185, 95%, 40%);
  --accent-glow: rgba(8, 145, 178, 0.12);
  --brand-gradient: linear-gradient(135deg, hsl(185, 95%, 40%), hsl(200, 90%, 40%));
  --brand-active-bg: rgba(8, 145, 178, 0.05);
}

body.theme-puff {
  --accent-color: hsl(270, 80%, 50%);
  --accent-glow: rgba(124, 58, 237, 0.12);
  --brand-gradient: linear-gradient(135deg, hsl(270, 80%, 50%), hsl(290, 80%, 45%));
  --brand-active-bg: rgba(124, 58, 237, 0.05);
}

body.theme-olea {
  --accent-color: hsl(142, 70%, 40%);
  --accent-glow: rgba(5, 150, 105, 0.12);
  --brand-gradient: linear-gradient(135deg, hsl(142, 70%, 40%), hsl(160, 75%, 35%));
  --brand-active-bg: rgba(5, 150, 105, 0.05);
}

body.theme-mks {
  --accent-color: hsl(215, 25%, 45%);
  --accent-glow: rgba(71, 85, 105, 0.12);
  --brand-gradient: linear-gradient(135deg, hsl(215, 25%, 45%), hsl(215, 30%, 35%));
  --brand-active-bg: rgba(71, 85, 105, 0.05);
}

/* ==========================================================================
   RESET & GEOMETRIC TECH GRID BACKDROP
   ========================================================================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
  transition: background-color 0.5s ease;
}

/* Clean High-Tech Grid Backdrop */
.tech-grid-pattern {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  display: block;
  z-index: -10;
  pointer-events: none;
  background-image: 
    linear-gradient(rgba(15, 23, 42, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(15, 23, 42, 0.02) 1px, transparent 1px);
  background-size: 36px 36px;
  opacity: 1;
}

/* Glow highlights */
.tech-grid-pattern::after {
  content: "";
  position: absolute;
  top: -10%;
  left: 30%;
  width: 60%;
  height: 60%;
  border-radius: 50%;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  z-index: -9;
  pointer-events: none;
  filter: blur(80px);
  opacity: 0.7;
  transition: all 0.6s ease;
}

/* ==========================================================================
   APP CONTAINER LAYOUT
   ========================================================================== */
.app-shell {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  position: relative;
  z-index: 1;
}

/* Top Header (Premium Dark Mode Override) */
.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 40px;
  background: rgba(13, 19, 33, 0.96); /* Elegant dark slate blue matching Monographics core style */
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  z-index: 100;
  gap: 20px;
  box-shadow: 0 4px 20px rgba(15, 23, 42, 0.15);
  transition: var(--transition-fluid);
}

.header-logo-area {
  display: flex;
  align-items: center;
  gap: 12px;
}

.header-gem-icon {
  font-size: 2rem;
  color: var(--accent-color);
  filter: drop-shadow(0 2px 8px var(--accent-glow));
  transition: var(--transition-fluid);
}

.header-logo-area h1 {
  font-family: var(--font-headings);
  font-weight: 800;
  font-size: 1.5rem;
  letter-spacing: 0.5px;
  color: #ffffff; /* White text for premium contrast */
}

.header-subtitle {
  font-size: 0.75rem;
  color: #94a3b8; /* Slate-400 for high-end text */
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: 1px;
}

.header-controls {
  display: flex;
  align-items: center;
  gap: 20px;
}

/* Filter buttons (Dark background themed) */
.filter-bar {
  display: flex;
  background: rgba(255, 255, 255, 0.04); /* Subtly tinted container */
  padding: 4px;
  border-radius: 30px;
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.filter-btn {
  background: transparent;
  border: none;
  color: #94a3b8; /* Slate-400 for nice resting state */
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.85rem;
  padding: 8px 18px;
  border-radius: 30px;
  cursor: pointer;
  transition: var(--transition-fluid);
}

.filter-btn:hover {
  color: #ffffff; /* Brighter white on hover */
}

.filter-btn.active {
  background: var(--brand-gradient);
  color: #ffffff;
  box-shadow: 0 4px 12px var(--accent-glow);
}

/* Layout columns */
.app-layout {
  display: grid;
  grid-template-columns: 320px 1fr;
  flex: 1;
  overflow: hidden;
  transition: var(--transition-fluid);
}

/* ==========================================================================
   LEFT SIDEBAR: PROJECT LIST
   ========================================================================== */
.sidebar {
  background: rgba(248, 250, 252, 0.4);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  transition: var(--transition-fluid);
}

.sidebar-header {
  padding: 22px 25px 12px 25px;
  font-family: var(--font-headings);
  font-weight: 800;
  font-size: 0.85rem;
  color: var(--text-primary);
  letter-spacing: 0.5px;
  display: flex;
  align-items: center;
  gap: 10px;
  border-bottom: 1px solid rgba(15, 23, 42, 0.02);
}

.sidebar-header i {
  color: var(--accent-color);
  transition: var(--transition-fluid);
}

.project-list {
  display: flex;
  flex-direction: column;
  padding: 10px 15px;
  gap: 10px;
}

/* Sidebar individual pill card */
.project-item {
  display: flex;
  align-items: center;
  gap: 15px;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid var(--border-color);
  padding: 12px 18px;
  border-radius: var(--border-radius-md);
  cursor: pointer;
  user-select: none;
  box-shadow: 0 2px 4px rgba(15, 23, 42, 0.01);
  transition: var(--transition-fluid);
}

.project-item:hover {
  background: #ffffff;
  border-color: rgba(15, 23, 42, 0.15);
  transform: translateY(-1.5px);
  box-shadow: 0 4px 10px rgba(15, 23, 42, 0.03);
}

.p-item-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: #f1f5f9;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 1.15rem;
  color: var(--text-secondary);
  transition: var(--transition-fluid);
  border: 1px solid var(--border-color);
}

.project-item:hover .p-item-icon {
  background: #e2e8f0;
  color: var(--text-primary);
}

.p-item-info {
  display: flex;
  flex-direction: column;
  flex: 1;
}

.p-item-name {
  font-family: var(--font-headings);
  font-weight: 700;
  font-size: 1rem;
  color: var(--text-primary);
}

.p-item-domain {
  font-size: 0.75rem;
  color: var(--text-secondary);
  margin-top: 1px;
}

.p-item-chevron {
  color: var(--text-secondary);
  font-size: 0.75rem;
  opacity: 0.3;
  transition: var(--transition-fluid);
}

/* Active Item State */
.project-item.active {
  background: var(--brand-active-bg);
  border: 1.5px solid var(--accent-color);
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.02);
}

.project-item.active .p-item-icon {
  background: var(--brand-gradient);
  color: #ffffff;
  border-color: transparent;
  box-shadow: 0 2px 8px var(--accent-glow);
}

.project-item.active .p-item-chevron {
  opacity: 1;
  color: var(--accent-color);
  transform: translateX(2px);
}

/* ==========================================================================
   RIGHT SIDE: PRESENTATION MAIN STAGE
   ========================================================================== */
.presentation-stage {
  padding: 40px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  transition: var(--transition-fluid);
}

/* Glassmorphism Generic Cards */
.card {
  background: var(--card-bg);
  border: 1.5px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-glow);
  transition: var(--transition-fluid);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.card:hover {
  box-shadow: 0 12px 36px rgba(15, 23, 42, 0.06);
}

/* Welcome Box default */
.welcome-box {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
  padding: 50px 40px;
  background: rgba(255, 255, 255, 0.75);
  border-radius: var(--border-radius-lg);
  border: 1.5px dashed rgba(15, 23, 42, 0.08);
  box-shadow: var(--shadow-glow);
}

.welcome-icon {
  font-size: 3.5rem;
  color: var(--accent-color);
  filter: drop-shadow(0 4px 8px var(--accent-glow));
  margin-bottom: 25px;
  animation: pulse-welcome 3s infinite alternate;
}

@keyframes pulse-welcome {
  from { transform: scale(1); filter: drop-shadow(0 2px 4px var(--accent-glow)); }
  to { transform: scale(1.06); filter: drop-shadow(0 6px 12px var(--accent-glow)); }
}

.welcome-box h2 {
  font-family: var(--font-headings);
  font-size: 1.7rem;
  margin-bottom: 12px;
  color: #0f172a;
}

.welcome-box p {
  color: var(--text-secondary);
  line-height: 1.6;
  font-size: 1rem;
}

/* Dynamic Slide Layout */
.stage-content {
  display: flex;
  flex-direction: column;
  gap: 30px;
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  animation: slide-fade 0.45s cubic-bezier(0.25, 0.8, 0.25, 1) forwards;
}

@keyframes slide-fade {
  from { opacity: 0; transform: translateY(15px) scale(0.99); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

/* Slide Header Card */
.slide-header {
  padding: 25px 35px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
  border-left: 6px solid var(--accent-color);
  background: rgba(255, 255, 255, 0.9);
}

.slide-title-group {
  display: flex;
  align-items: center;
  gap: 20px;
}

.project-logo-circle {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--brand-gradient);
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 2rem;
  color: #ffffff;
  box-shadow: 0 4px 12px var(--accent-glow);
}

.badge {
  font-size: 0.7rem;
  letter-spacing: 1px;
  color: var(--accent-color);
  font-weight: 700;
  text-transform: uppercase;
  display: inline-block;
  margin-bottom: 4px;
}

.slide-title-group h2 {
  font-family: var(--font-headings);
  font-size: 2rem;
  font-weight: 800;
  color: #0f172a;
  line-height: 1.1;
}

.project-domain-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--text-secondary);
  font-size: 0.9rem;
  text-decoration: none;
  margin-top: 4px;
  font-weight: 600;
  transition: var(--transition-fluid);
}

.project-domain-link:hover {
  color: var(--accent-color);
  transform: translateX(1px);
}

.metric-badge {
  display: flex;
  align-items: center;
  gap: 10px;
  background: #f8fafc;
  border: 1px solid var(--border-color);
  padding: 10px 22px;
  border-radius: 50px;
  font-weight: 700;
  font-size: 0.95rem;
  color: #1e293b;
  box-shadow: 0 2px 4px rgba(15, 23, 42, 0.01);
}

.metric-badge i {
  color: var(--accent-color);
  font-size: 1.1rem;
  filter: drop-shadow(0 2px 4px var(--accent-glow));
}

/* Slide Body Grid layout */
.slide-body-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 30px;
}

.slide-card {
  padding: 30px;
}

.slide-card h3 {
  font-family: var(--font-headings);
  font-size: 1.25rem;
  color: #0f172a;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
  border-bottom: 1px solid rgba(15, 23, 42, 0.04);
  padding-bottom: 12px;
}

.card-title-icon {
  color: var(--accent-color);
  filter: drop-shadow(0 2px 4px var(--accent-glow));
}

.service-description {
  font-size: 0.98rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.card-divider {
  border: none;
  border-top: 1px solid rgba(15, 23, 42, 0.04);
  margin: 22px 0;
}

.technologies-container h4 {
  font-family: var(--font-headings);
  font-size: 0.95rem;
  color: #0f172a;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.technologies-container i {
  color: var(--accent-color);
}

.tech-tags-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tech-tag {
  background: #f1f5f9;
  border: 1px solid var(--border-color);
  color: #1e293b;
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 0.78rem;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition-fluid);
}

.tech-tag:hover {
  background: #e2e8f0;
  border-color: var(--accent-color);
  transform: translateY(-1px);
}

/* Features Grid */
.features-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 15px;
}

.feature-box {
  background: #f8fafc;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  transition: var(--transition-fluid);
}

.feature-box:hover {
  background: #ffffff;
  border-color: var(--accent-color);
  transform: translateY(-1.5px);
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.02);
}

.feature-icon-wrapper {
  width: 32px;
  height: 32px;
  border-radius: 6px;
  background: #ffffff;
  border: 1px solid var(--border-color);
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 1rem;
  color: var(--accent-color);
  filter: drop-shadow(0 2px 4px var(--accent-glow));
}

.feature-box h5 {
  font-family: var(--font-headings);
  font-weight: 700;
  font-size: 0.95rem;
  color: #0f172a;
  margin-top: 4px;
}

.feature-box p {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.45;
}

/* Footer Action Bar inside main */
.slide-footer-actions {
  padding: 20px 30px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
  background: rgba(255, 255, 255, 0.9);
}

.footer-meta {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.footer-meta strong {
  color: var(--accent-color);
}

.footer-buttons {
  display: flex;
  gap: 15px;
}

/* ==========================================================================
   BUTTONS SYSTEM
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-headings);
  font-weight: 700;
  font-size: 0.9rem;
  padding: 10px 22px;
  border-radius: var(--border-radius-md);
  border: none;
  cursor: pointer;
  transition: var(--transition-fluid);
  text-decoration: none;
  user-select: none;
}

.btn-primary {
  background: var(--brand-gradient);
  color: white;
  box-shadow: 0 4px 12px var(--accent-glow);
}

.btn-primary:hover {
  filter: brightness(1.05);
  box-shadow: 0 6px 16px var(--accent-glow);
  transform: translateY(-1.5px);
}

.btn-outline {
  background: transparent;
  border: 1.5px solid var(--border-color);
  color: var(--text-primary);
}

.btn-outline:hover {
  background: #f1f5f9;
  border-color: var(--text-primary);
}

.btn-full {
  width: 100%;
}

/* Footer generic info */
.app-footer {
  text-align: center;
  padding: 20px;
  color: var(--text-secondary);
  font-size: 0.8rem;
  border-top: 1px solid var(--border-color);
  margin-top: auto;
  background: #ffffff;
}

/* ==========================================================================
   FULLSCREEN PRESENTATION VIEW
   ========================================================================== */
body.fullscreen-mode {
  overflow: hidden;
}

body.fullscreen-mode .app-header,
body.fullscreen-mode .sidebar,
body.fullscreen-mode .app-footer {
  display: none !important;
}

body.fullscreen-mode .app-layout {
  grid-template-columns: 1fr;
  height: 100vh;
  width: 100vw;
}

body.fullscreen-mode .presentation-stage {
  padding: 5vh 5vw;
  height: 100vh;
  width: 100vw;
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: #f1f5f9;
}

body.fullscreen-mode .stage-content {
  max-width: 1300px;
  height: 80vh;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 20px;
}

body.fullscreen-mode .slide-header {
  padding: 20px 40px;
}

body.fullscreen-mode .slide-body-grid {
  flex: 1;
}

/* Floating controls bar */
.presentation-floating-bar {
  position: fixed;
  bottom: 25px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(255, 255, 255, 0.95);
  border: 1.5px solid var(--border-color);
  padding: 10px 25px;
  border-radius: 50px;
  display: flex;
  align-items: center;
  gap: 15px;
  box-shadow: 0 10px 30px rgba(15,23,42,0.06);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  z-index: 9999;
  animation: slide-up-bar 0.3s ease-out;
}

@keyframes slide-up-bar {
  from { bottom: -60px; opacity: 0; }
  to { bottom: 25px; opacity: 1; }
}

.p-nav-btn {
  background: #f1f5f9;
  border: 1px solid var(--border-color);
  width: 38px;
  height: 38px;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  color: #0f172a;
  cursor: pointer;
  transition: var(--transition-fluid);
}

.p-nav-btn:hover {
  background: var(--accent-color);
  color: white;
  box-shadow: 0 4px 10px var(--accent-glow);
  transform: scale(1.05);
}

.p-slide-counter {
  font-family: var(--font-headings);
  font-weight: 700;
  font-size: 0.95rem;
  color: #0f172a;
  min-width: 120px;
  text-align: center;
}

.p-nav-divider {
  width: 1px;
  height: 24px;
  background: var(--border-color);
}

/* ==========================================================================
   ADVANCED MOBILE & RESPONSIVENESS SYSTEM
   ========================================================================== */
@media (max-width: 1100px) {
  .app-header {
    padding: 15px 25px;
  }
  .app-layout {
    grid-template-columns: 280px 1fr;
  }
  .slide-body-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 900px) {
  .app-header {
    flex-direction: column;
    padding: 20px 15px;
    gap: 15px;
    text-align: center;
  }
  .header-controls {
    flex-direction: column;
    width: 100%;
    gap: 10px;
  }
  .filter-bar {
    width: 100%;
    overflow-x: auto;
    white-space: nowrap;
    justify-content: flex-start;
    padding: 5px;
  }
  .filter-btn {
    flex: 0 0 auto;
  }
  .app-layout {
    grid-template-columns: 1fr;
  }
  .sidebar {
    border-right: none;
    border-bottom: 1px solid var(--border-color);
    max-height: 220px;
  }
  .project-list {
    flex-direction: row;
    overflow-x: auto;
    padding: 15px;
    gap: 12px;
  }
  .project-item {
    flex: 0 0 250px;
  }
  .presentation-stage {
    padding: 20px;
  }
}

@media (max-width: 600px) {
  .slide-header {
    padding: 20px;
  }
  .slide-title-group {
    flex-direction: column;
    align-items: flex-start;
    gap: 15px;
  }
  .slide-title-group h2 {
    font-size: 1.8rem;
  }
  .features-grid {
    grid-template-columns: 1fr;
  }
  .slide-footer-actions {
    flex-direction: column;
    align-items: flex-start;
    gap: 15px;
  }
  .footer-buttons {
    width: 100%;
  }
  .footer-buttons .btn {
    flex: 1;
  }
}