/*
 * Changelog:
 * v4.4.0 (2026-08-10): Sticky navbar fixed to top with dynamic backdrop blur on scroll + Sticky "Scroll To Top" floating button with smooth scroll.
 */

:root {
  --bg-deep: #08080c;
  --bg-base: #0f1015;
  --bg-elevated: #15161e;
  --bg-glass: rgba(255, 255, 255, 0.03);
  --bg-glass-hover: rgba(255, 255, 255, 0.07);
  
  --text-main: #f3f4f6;
  --text-muted: #8e95a5;
  --text-dim: #5c6270;

  --accent-orange: #ff5500;
  --accent-purple: #8b5cf6;
  --accent-cyan: #06b6d4;
  --accent-red: #ef4444;
  
  --border-light: rgba(255, 255, 255, 0.07);
  --border-active: rgba(255, 85, 0, 0.5);

  --font-heading: 'Space Grotesk', sans-serif;
  --font-body: 'Archivo', sans-serif;

  --radius-card: 14px;
  --radius-pill: 9999px;
  --transition-smooth: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--bg-deep);
  color: var(--text-main);
  font-family: var(--font-body);
  min-height: 100vh;
  overflow-x: hidden;
}

a, a:link, a:visited, a:hover, a:active, a:focus, a * {
  text-decoration: none !important;
}

/* ====================================================
   FUTURISTIC 3D CAD / CG PRELOADER STYLES
   ==================================================== */
.site-preloader {
  position: fixed;
  inset: 0;
  z-index: 99999;
  background: #050508;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  transition: opacity 0.8s cubic-bezier(0.85, 0, 0.15, 1), visibility 0.8s ease;
}

.site-preloader.loaded {
  opacity: 0;
  pointer-events: none;
  visibility: hidden;
}

/* Background Cyber Grid */
.preloader-bg-grid {
  position: absolute;
  inset: -50%;
  background-image: 
    linear-gradient(to right, rgba(255, 85, 0, 0.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 85, 0, 0.04) 1px, transparent 1px);
  background-size: 40px 40px;
  transform: rotateX(60deg) translateY(-20%);
  animation: gridMove 20s linear infinite;
  pointer-events: none;
}

@keyframes gridMove {
  0% { transform: rotateX(60deg) translateY(0); }
  100% { transform: rotateX(60deg) translateY(40px); }
}

.preloader-center {
  position: relative;
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2.5rem;
}

/* 3D Wireframe Cube Core */
.preloader-cube-wrapper {
  width: 90px;
  height: 90px;
  perspective: 600px;
}

.preloader-cube {
  width: 100%;
  height: 100%;
  position: relative;
  transform-style: preserve-3d;
  animation: rotateCube 4s cubic-bezier(0.4, 0, 0.2, 1) infinite;
}

@keyframes rotateCube {
  0% { transform: rotateX(0deg) rotateY(0deg) rotateZ(0deg); }
  25% { transform: rotateX(90deg) rotateY(180deg) rotateZ(45deg); }
  50% { transform: rotateX(180deg) rotateY(270deg) rotateZ(90deg); }
  75% { transform: rotateX(270deg) rotateY(360deg) rotateZ(135deg); }
  100% { transform: rotateX(360deg) rotateY(360deg) rotateZ(180deg); }
}

.cube-face {
  position: absolute;
  width: 90px;
  height: 90px;
  background: rgba(15, 16, 21, 0.7);
  border: 1px solid var(--accent-orange);
  box-shadow: 0 0 15px rgba(255, 85, 0, 0.25), inset 0 0 15px rgba(255, 85, 0, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1rem;
  color: #fff;
  letter-spacing: 1px;
  backdrop-filter: blur(4px);
}

.cube-face.front  { transform: rotateY(0deg) translateZ(45px); }
.cube-face.back   { transform: rotateY(180deg) translateZ(45px); }
.cube-face.right  { transform: rotateY(90deg) translateZ(45px); }
.cube-face.left   { transform: rotateY(-90deg) translateZ(45px); }
.cube-face.top    { transform: rotateX(90deg) translateZ(45px); }
.cube-face.bottom { transform: rotateX(-90deg) translateZ(45px); }

/* Progress & Status Box */
.preloader-status-box {
  width: 340px;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.preloader-title {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 2.5px;
  color: #fff;
}

.preloader-subtitle {
  font-size: 0.72rem;
  font-family: monospace;
  color: var(--accent-orange);
  letter-spacing: 1px;
  min-height: 1.2rem;
}

.preloader-bar-outer {
  width: 100%;
  height: 4px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 4px;
  overflow: hidden;
  position: relative;
  border: 1px solid rgba(255, 85, 0, 0.2);
}

.preloader-bar-inner {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--accent-orange), #ff9900);
  box-shadow: 0 0 12px var(--accent-orange);
  transition: width 0.15s ease-out;
}

.preloader-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.75rem;
  color: var(--text-dim);
  font-family: monospace;
}

.preloader-counter {
  color: #fff;
  font-weight: 700;
  font-size: 0.85rem;
}
.hero-fullscreen {
  position: relative;
  width: 100vw;
  height: 100vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  background: #000;
}

.hero-video {
  position: absolute;
  top: 50%;
  left: 50%;
  min-width: 100%;
  min-height: 100%;
  width: auto;
  height: auto;
  transform: translate(-50%, -50%);
  object-fit: cover;
  z-index: 1;
  cursor: pointer;
}

/* Center Play Overlay Button */
.hero-play-overlay {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 15;
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.8rem;
  transition: opacity 0.4s ease, transform 0.4s ease;
}

.hero-play-overlay.hidden {
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, -50%) scale(0.85);
}

.play-icon-circle {
  width: 76px;
  height: 76px;
  border-radius: 50%;
  background: rgba(255, 85, 0, 0.9);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  padding-left: 4px;
  box-shadow: 0 0 35px rgba(255, 85, 0, 0.6), inset 0 0 15px rgba(255, 255, 255, 0.3);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.4);
  transition: transform 0.3s ease, background 0.3s ease;
  animation: playPulse 2.5s infinite;
}

.hero-play-overlay:hover .play-icon-circle {
  transform: scale(1.12);
  background: var(--accent-orange);
  box-shadow: 0 0 50px rgba(255, 85, 0, 0.9);
}

@keyframes playPulse {
  0% { box-shadow: 0 0 25px rgba(255, 85, 0, 0.5); }
  50% { box-shadow: 0 0 45px rgba(255, 85, 0, 0.85); }
  100% { box-shadow: 0 0 25px rgba(255, 85, 0, 0.5); }
}

.play-btn-label {
  font-family: var(--font-heading);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 2px;
  color: #fff;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.8);
}

/* Bottom Line Controls Bar for Full Video (Mute + Close) */
.hero-controls-center {
  position: absolute;
  bottom: 4rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 25;
  display: flex;
  align-items: center;
  gap: 1.2rem;
  background: rgba(18, 20, 29, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  padding: 0.6rem 1.2rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(255, 85, 0, 0.4);
  box-shadow: 0 10px 35px rgba(0, 0, 0, 0.8), 0 0 15px rgba(255, 85, 0, 0.2);
  transition: opacity 0.4s ease, transform 0.4s ease;
}

.hero-controls-center.hidden {
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, 20px);
}

.hero-control-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border-light);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.hero-control-btn:hover {
  background: var(--accent-orange);
  border-color: var(--accent-orange);
  transform: scale(1.1);
}

.hero-control-btn.active {
  background: var(--accent-orange) !important;
  border-color: var(--accent-orange) !important;
  color: #fff !important;
}

.hero-control-btn.btn-close-video:hover {
  background: #ef4444;
  border-color: #ef4444;
}

.btn-mobile-only {
  display: none !important;
}

.hero-video.video-fit-contain {
  min-width: 0 !important;
  min-height: 0 !important;
  width: 100% !important;
  height: auto !important;
  max-height: 100vh !important;
  object-fit: contain !important;
  background: #000 !important;
}

.hero-video.video-rotated-landscape {
  min-width: 0 !important;
  min-height: 0 !important;
  width: 100vh !important;
  height: 100vw !important;
  max-width: none !important;
  max-height: none !important;
  transform: translate(-50%, -50%) rotate(90deg) !important;
  object-fit: contain !important;
  background: #000 !important;
}

/* Bright Contact Button Left */
.btn-contact-bright {
  padding: 0.95rem 2.2rem;
  font-size: 1.05rem;
  background: linear-gradient(135deg, var(--accent-orange), #ff7700) !important;
  color: #fff !important;
  border: 1px solid rgba(255, 255, 255, 0.3) !important;
  box-shadow: 0 0 30px rgba(255, 85, 0, 0.5) !important;
  font-weight: 700 !important;
  transition: var(--transition-smooth) !important;
}

.btn-contact-bright:hover {
  transform: translateY(-2px) scale(1.03) !important;
  box-shadow: 0 0 45px rgba(255, 85, 0, 0.8) !important;
}

/* Smooth Fade Out UI Modifier during Cinema Showreel playback */
.hero-fullscreen.showreel-cinema-mode .header,
.hero-fullscreen.showreel-cinema-mode .hero-content {
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
}

.hero-fullscreen.showreel-cinema-mode.user-active .header,
.hero-fullscreen.showreel-cinema-mode.user-active .hero-content {
  opacity: 1;
  pointer-events: all;
  transform: translateY(0);
}

.hero-fullscreen.showreel-cinema-mode .hero-controls-center {
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, 20px);
}

.hero-fullscreen.showreel-cinema-mode.user-active .hero-controls-center {
  opacity: 1;
  pointer-events: all;
  transform: translate(-50%, 0);
}

/* STICKY TOP HEADER (STAYS FIXED TO TOP OF SCREEN AT ALL TIMES) */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 500;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.2rem 4rem;
  background: linear-gradient(180deg, rgba(8, 10, 15, 0.88) 0%, rgba(8, 10, 15, 0.5) 60%, rgba(8, 10, 15, 0) 100%);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: none;
  transition: var(--transition-smooth);
  transform: translateZ(0);
  -webkit-transform: translateZ(0);
}

.header.scrolled {
  background: rgba(8, 10, 15, 0.95) !important;
  backdrop-filter: blur(20px) !important;
  -webkit-backdrop-filter: blur(20px) !important;
  border-bottom: 1px solid var(--border-light) !important;
  padding: 0.85rem 4rem;
}

.nav-desktop {
  flex: 1;
  display: flex;
  align-items: center;
}

.header .logo {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
}

.header-right-desktop {
  flex: 1;
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 1rem;
}

.mobile-menu-btn {
  display: none !important;
}

.mobile-filter-toggle-btn {
  display: none !important;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  color: var(--text-main);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.15rem;
  cursor: pointer;
}

.logo-icon {
  width: 34px;
  height: 34px;
  background: linear-gradient(135deg, var(--accent-orange), #ff7700);
  color: #fff;
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
}

.logo-icon svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

.nav-links {
  display: flex;
  gap: 1.5rem;
  list-style: none;
  align-items: center;
}

.nav-link {
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  transition: var(--transition-smooth);
  cursor: pointer;
  padding: 0.4rem 0.9rem;
  border-radius: 8px;
}

.nav-link:hover, .nav-link.active {
  color: var(--text-main);
  background: var(--bg-glass-hover);
}

/* Modern Segmented Language Switcher */
.lang-switcher {
  display: inline-flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-light);
  padding: 3px;
  border-radius: var(--radius-pill);
  gap: 2px;
}

.lang-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.78rem;
  cursor: pointer;
  padding: 0.3rem 0.7rem;
  border-radius: var(--radius-pill);
  transition: var(--transition-smooth);
}

.lang-btn:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
}

.lang-btn.active {
  color: #fff !important;
  background: var(--accent-orange) !important;
  box-shadow: 0 2px 10px rgba(255, 85, 0, 0.45);
}

/* Mobile Drawer Segmented Language Switcher (Full Width 50% / 50%) */
.mobile-lang-segmented {
  display: flex;
  align-items: center;
  width: 100%;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-pill);
  padding: 4px;
  box-sizing: border-box;
  margin-bottom: 1.2rem;
  gap: 4px;
}

.mobile-lang-segmented .lang-btn {
  flex: 1;
  text-align: center;
  padding: 0.7rem 1rem;
  font-size: 0.95rem;
  font-weight: 700;
  border-radius: var(--radius-pill);
  color: var(--text-muted);
  border: 1px solid transparent;
  transition: all 0.25s ease;
  cursor: pointer;
  background: none;
}

.mobile-lang-segmented .lang-btn.active {
  background: var(--accent-orange) !important;
  color: #fff !important;
  box-shadow: 0 4px 15px rgba(255, 85, 0, 0.4);
  border-color: rgba(255, 255, 255, 0.2);
}

.mobile-lang-segmented .lang-btn:not(.active):hover {
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
}

.btn-cta {
  background: var(--accent-orange);
  color: #fff;
  border: none;
  padding: 0.6rem 1.4rem;
  border-radius: var(--radius-pill);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: var(--transition-smooth);
  box-shadow: 0 4px 15px rgba(255, 85, 0, 0.3);
}

.btn-cta:hover {
  background: #ff6b1a;
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(255, 85, 0, 0.5);
}

/* HERO CONTENT OVERLAY (LEFT & RIGHT TEXTS) */
.hero-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 5;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  padding: 0 4rem 4rem 4rem;
  width: 100%;
  box-sizing: border-box;
}

.hero-left {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.hero-right {
  text-align: right;
  max-width: 600px;
}

.hero-subtitle-small {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--accent-orange);
  font-weight: 600;
  margin-bottom: 0.2rem;
}

.hero-title-large {
  font-family: var(--font-heading);
  font-size: 4.2rem;
  font-weight: 800;
  line-height: 1.05;
  color: #ffffff;
  letter-spacing: -1.5px;
  text-shadow: 0 10px 30px rgba(0,0,0,0.8);
}

.hero-title-desc {
  font-size: 1.15rem;
  color: #d1d5db;
  font-weight: 500;
  margin-top: 0.6rem;
  line-height: 1.4;
  text-shadow: 0 4px 12px rgba(0,0,0,0.8);
}

/* FLOATING STICKY SCROLL TO TOP BUTTON */
.back-to-top-btn {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 400;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--accent-orange);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  cursor: pointer;
  box-shadow: 0 8px 25px rgba(255, 85, 0, 0.4);
  opacity: 0;
  pointer-events: none;
  transform: translateY(20px);
  transition: var(--transition-smooth);
}

.back-to-top-btn.visible {
  opacity: 1;
  pointer-events: all;
  transform: translateY(0);
}

.back-to-top-btn:hover {
  background: #ff6b1a;
  transform: translateY(-4px) scale(1.08);
  box-shadow: 0 12px 30px rgba(255, 85, 0, 0.6);
}

/* MAIN APP TWO-COLUMN CONTAINER BELOW HERO */
.app-container {
  display: flex;
  align-items: flex-start;
  min-height: 100vh;
  width: 100vw;
  scroll-margin-top: 80px;
}

.page-section {
  scroll-margin-top: 80px;
}

.split-left {
  flex: 1.35;
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--border-light);
  background: var(--bg-deep);
  transition: flex 0.4s cubic-bezier(0.16, 1, 0.3, 1), border-right 0.4s ease;
}

.split-right {
  flex: 0.65;
  display: flex;
  flex-direction: column;
  background: var(--bg-base);
  border-left: 1px solid var(--border-light);
  padding: 2rem;
  position: sticky;
  top: 80px;
  max-height: calc(100vh - 95px);
  overflow-y: auto;
  transition: flex 0.4s cubic-bezier(0.16, 1, 0.3, 1), max-width 0.4s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.3s ease, padding 0.4s ease, border-left 0.4s ease;
}

.split-right::-webkit-scrollbar {
  width: 4px;
}
.split-right::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.15);
  border-radius: 4px;
}

.app-container.tg-collapsed .split-left {
  flex: 1 1 100%;
  border-right: none;
}

.app-container.tg-collapsed .split-right {
  flex: 0 0 0px;
  max-width: 0;
  padding: 0;
  opacity: 0;
  border-left: none;
  pointer-events: none;
}

.tg-collapse-btn:hover,
.tg-expand-btn:hover {
  border-color: var(--accent-orange) !important;
  color: var(--accent-orange) !important;
}

.index-toolbar {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-light);
  gap: 1rem;
}

.filter-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  flex: 1;
  min-width: 0;
}

.filter-btn {
  background: transparent;
  border: 1px solid var(--border-light);
  color: var(--text-muted);
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-pill);
  font-size: 0.8rem;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.filter-btn:hover, .filter-btn.active {
  color: #fff;
  border-color: var(--text-main);
  background: rgba(255, 255, 255, 0.06);
}

.view-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  background: rgba(255, 255, 255, 0.04);
  padding: 0.25rem;
  border-radius: 8px;
  border: 1px solid var(--border-light);
  height: 38px;
  box-sizing: border-box;
}

.view-btn {
  background: none;
  border: none;
  color: var(--text-dim);
  padding: 0.4rem 0.9rem;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.82rem;
  font-weight: 500;
  height: 100%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-smooth);
  white-space: nowrap;
}

.view-btn.active {
  color: #fff;
  background: rgba(255, 255, 255, 0.1);
}

.left-content {
  padding: 2rem;
  flex: 1;
}

.page-section {
  display: none;
  animation: fadeIn 0.3s ease-out forwards;
}

.page-section.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* LIST MODE TIMELINE STYLING */
.projects-container.list-mode {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.timeline-year-group {
  display: flex;
  gap: 2rem;
  width: 100%;
}

.timeline-year {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-dim);
  width: 60px;
  flex-shrink: 0;
  padding-top: 0.2rem;
}

.timeline-projects {
  flex: 1;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 0;
}

/* ABOUT SECTION ENHANCEMENTS */
.profile-hero {
  display: flex;
  gap: 2rem;
  align-items: center;
  background: var(--bg-elevated);
  padding: 2rem;
  border-radius: var(--radius-card);
  border: 1px solid var(--border-light);
  margin-bottom: 2.5rem;
}

.profile-avatar {
  width: 220px;
  height: 220px;
  border-radius: 20px;
  overflow: hidden;
  border: none;
  flex-shrink: 0;
  box-shadow: none;
  background: transparent;
}

.profile-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.profile-info {
  flex: 1;
}

.contacts-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1rem;
}

.contact-pill {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-light);
  padding: 0.4rem 0.85rem;
  border-radius: var(--radius-pill);
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* Social Links Grid with Brand SVG Icons */
.socials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 0.85rem;
  margin-bottom: 2.5rem;
}

.social-card {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--bg-base);
  border: 1px solid var(--border-light);
  padding: 0.85rem 1rem;
  border-radius: 12px;
  color: var(--text-main);
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 500;
  transition: var(--transition-smooth);
}

.social-card:hover {
  border-color: var(--accent-orange);
  background: var(--bg-elevated);
  transform: translateY(-2px);
  color: #fff;
}

.social-icon-box {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: rgba(255, 85, 0, 0.1);
  color: var(--accent-orange);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: var(--transition-smooth);
}

.social-card:hover .social-icon-box {
  background: var(--accent-orange);
  color: #fff;
}

.social-icon-box svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

/* Resume Experience Timeline */
.section-title {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  margin-bottom: 1.2rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.section-title::before {
  content: '';
  display: inline-block;
  width: 8px;
  height: 8px;
  background: var(--accent-orange);
  border-radius: 2px;
}

.resume-job {
  border-left: 2px solid var(--border-light);
  padding-left: 1.25rem;
  margin-bottom: 1.75rem;
  position: relative;
  transition: var(--transition-smooth);
}

.resume-job:hover {
  border-left-color: var(--accent-orange);
}

.resume-job-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 0.5rem;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.resume-job-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-main);
}

.resume-company {
  color: var(--accent-orange);
  font-weight: 600;
}

.resume-date {
  font-size: 0.78rem;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.05);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border-light);
}

.resume-job ul {
  list-style-type: disc;
  margin-left: 1.2rem;
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.6;
}

.resume-job ul li {
  margin-bottom: 0.35rem;
}

/* Talks Videos Cards with YouTube Image Preview & Play Button */
.talks-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.25rem;
  margin-bottom: 2.5rem;
}

.talk-card-link {
  text-decoration: none;
  display: block;
}

.talk-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-card);
  overflow: hidden;
  transition: var(--transition-smooth);
}

.talk-card-link:hover .talk-card {
  border-color: var(--accent-orange);
  transform: translateY(-3px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.6);
}

.talk-card-header {
  padding: 0.75rem 1rem;
  background: var(--bg-base);
  border-bottom: 1px solid var(--border-light);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.talk-year {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent-orange);
}

.talk-title {
  font-size: 0.85rem;
  color: var(--text-main);
  font-weight: 600;
}

.talk-thumb-box {
  position: relative;
  aspect-ratio: 16 / 9;
  width: 100%;
  background: #000;
  overflow: hidden;
}

.talk-thumb-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.talk-card-link:hover .talk-thumb-box img {
  transform: scale(1.05);
}

.play-btn-overlay {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 44px; height: 44px;
  background: rgba(255, 85, 0, 0.9);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  padding-left: 3px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.5);
  transition: var(--transition-smooth);
}

.talk-card-link:hover .play-btn-overlay {
  background: var(--accent-orange);
  transform: translate(-50%, -50%) scale(1.15);
}

/* WATERFALL MODE — seamless mosaic grid */
.projects-container.waterfall-mode {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  grid-auto-rows: 200px;
  grid-auto-flow: dense;
  gap: 0;
}

.projects-container.waterfall-mode .waterfall-card {
  position: relative;
  border-radius: 0;
  overflow: hidden;
  cursor: pointer;
  border: none;
  transition: var(--transition-smooth);
  background: var(--bg-elevated);
}

/* Tall cards span 2 rows for visual variety */
.projects-container.waterfall-mode .waterfall-card.waterfall-tall {
  grid-row: span 2;
}

.projects-container.waterfall-mode .waterfall-card img,
.projects-container.waterfall-mode .waterfall-card video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}

.projects-container.waterfall-mode .waterfall-card:hover {
  z-index: 2;
  box-shadow: 0 0 0 2px var(--accent-orange);
}

.projects-container.waterfall-mode .waterfall-card:hover img,
.projects-container.waterfall-mode .waterfall-card:hover video {
  transform: scale(1.05);
}

.projects-container.waterfall-mode .waterfall-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.85) 0%, transparent 60%);
  opacity: 0;
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1rem;
}

.projects-container.waterfall-mode .waterfall-card:hover .waterfall-overlay {
  opacity: 1;
}

.project-card {
  background: #00000026;
  border: 1px solid rgba(255, 255, 255, 0);
  border-radius: 0;
  overflow: hidden;
  transition: var(--transition-smooth);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  position: relative;
}

.project-card:hover {
  border-color: var(--border-active);
  transform: translateY(-3px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.5);
}

.project-card.is-nda:hover {
  border-color: #3b82f6;
  box-shadow: 0 12px 30px rgba(59, 130, 246, 0.35);
}

.projects-container.waterfall-mode .waterfall-card.is-nda:hover {
  box-shadow: 0 0 0 2px #3b82f6;
}

/* NDA CARD & TERMINAL JOKE STYLES */
.nda-lock-badge {
  background: rgba(59, 130, 246, 0.2);
  border: 1px solid #3b82f6;
  color: #60a5fa;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 20px;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.nda-terminal-screen {
  background: #080a10;
  border: 1px solid rgba(59, 130, 246, 0.4);
  border-radius: 12px;
  padding: 2rem;
  font-family: 'Courier New', Courier, monospace;
  color: #60a5fa;
  position: relative;
  overflow: hidden;
  box-shadow: 0 0 40px rgba(59, 130, 246, 0.2), inset 0 0 30px rgba(0, 0, 0, 0.8);
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  animation: ndaTerminalGlitch 0.4s ease-out;
}

.nda-terminal-screen::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: rgba(96, 165, 250, 0.8);
  box-shadow: 0 0 10px #60a5fa;
  animation: ndaScanline 3s linear infinite;
  pointer-events: none;
}

@keyframes ndaScanline {
  0% { top: 0; }
  100% { top: 100%; }
}

@keyframes ndaTerminalGlitch {
  0% { opacity: 0; transform: scale(0.96); filter: blur(4px); }
  50% { opacity: 0.8; filter: hue-rotate(90deg); }
  100% { opacity: 1; transform: scale(1); filter: blur(0); }
}

.nda-terminal-header {
  display: flex;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid rgba(59, 130, 246, 0.25);
  padding-bottom: 0.75rem;
  color: #60a5fa;
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 1px;
}

.nda-terminal-body {
  line-height: 1.6;
  font-size: 1rem;
  color: #e2e8f0;
}

.nda-terminal-cursor {
  display: inline-block;
  width: 8px;
  height: 15px;
  background: #60a5fa;
  margin-left: 4px;
  animation: ndaBlink 1s infinite;
  vertical-align: middle;
}

@keyframes ndaBlink {
  0%, 49% { opacity: 1; }
  50%, 100% { opacity: 0; }
}

.project-card-thumb {
  width: 100%;
  aspect-ratio: 16 / 9;
  background: var(--bg-elevated);
  position: relative;
  overflow: hidden;
}

.project-card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.project-card:hover .project-card-thumb img {
  transform: scale(1.04);
}

.card-badges {
  position: absolute;
  top: 8px;
  right: 8px;
  display: flex;
  gap: 4px;
  z-index: 5;
}

.card-author-badge {
  position: absolute;
  bottom: 8px;
  left: 8px;
  z-index: 5;
  background: rgba(0, 0, 0, 0.2);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: none;
  color: #fff;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.85);
  font-size: 0.68rem;
  font-weight: 600;
  padding: 4px 8px;
  border-radius: 8px;
  letter-spacing: 0.2px;
  white-space: nowrap;
  pointer-events: none;
  max-width: calc(100% - 16px);
  overflow: hidden;
  text-overflow: ellipsis;
}

.waterfall-card .card-author-badge {
  position: static;
  margin-top: 6px;
  display: inline-flex;
  width: fit-content;
  max-width: 100%;
  padding: 2px 7px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 6px;
}

.award-badge {
  padding: 14px 13px;
  border-radius: 20px;
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.5);
  backdrop-filter: blur(8px);
}

.award-badge.badge-dp {
  background: rgba(254, 86, 57, 0.9);
  color: #fff;
}

.award-badge.badge-3d, .award-badge.badge-ui {
  background: rgba(173, 144, 88, 0.9);
  color: #fff;
}

.award-badge.badge-best-of-tco,
.award-badge.badge-tco {
  background: #9b4fe0;
  color: #fff;
}

.project-card-body {
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  flex: 1;
}

.project-card-category {
  font-size: 0.75rem;
  color: var(--accent-orange);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.project-card-title {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-main);
  line-height: 1.3;
}

.project-card-subtitle {
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* YouTube Video Responsive Container */
.video-responsive {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%; /* 16:9 Aspect Ratio */
  height: 0;
  border-radius: 12px;
  overflow: hidden;
  margin-bottom: 1.5rem;
  background: #000;
  border: 1px solid var(--border-light);
}

.video-responsive iframe {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  border: 0;
}

/* Modal Vertical Gallery Stack */
.modal-gallery-stack {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.modal-gallery-item {
  width: 100%;
  height: auto;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border-light);
  background: var(--bg-elevated);
  cursor: zoom-in;
  transition: var(--transition-smooth);
}

.modal-gallery-item img,
.modal-gallery-item video {
  width: 100%;
  height: auto;
  max-height: none;
  object-fit: contain;
  display: block;
  transition: transform 0.3s ease;
}

.modal-gallery-item:hover img,
.modal-gallery-item:hover video {
  transform: scale(1.01);
}

/* Subcategory interactive chips in admin editor */
.subcat-chip-btn:hover {
  transform: translateY(-1px);
  border-color: #3b82f6 !important;
  box-shadow: 0 2px 8px rgba(59, 130, 246, 0.3);
}

/* INDUSTRIAL STUDIO FOOTER (ND Product Lab style adaptation) */
.site-footer {
  background: var(--bg-deep);
  border-top: 1px solid var(--border-light);
  padding: 4rem 3rem 2rem 3rem;
  color: var(--text-muted);
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--border-light);
}

.footer-brand h2 {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  color: #fff;
  margin-bottom: 0.8rem;
}

.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.6;
  max-width: 360px;
}

.footer-col h4 {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: #fff;
  margin-bottom: 1.2rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.88rem;
  transition: var(--transition-smooth);
}

.footer-links a:hover {
  color: var(--accent-orange);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 2rem;
  font-size: 0.82rem;
  color: var(--text-dim);
}

/* Admin Dashboard Table & Forms */
.admin-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-card);
  padding: 1.5rem;
  margin-bottom: 2rem;
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 1rem;
  font-size: 0.85rem;
}

.admin-table th, .admin-table td {
  padding: 0.75rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--border-light);
}

.admin-table th {
  color: var(--text-dim);
  font-weight: 600;
  font-family: var(--font-heading);
}

.btn-danger {
  background: rgba(239, 68, 68, 0.15);
  color: var(--accent-red);
  border: 1px solid rgba(239, 68, 68, 0.3);
  padding: 0.35rem 0.75rem;
  border-radius: 6px;
  font-size: 0.78rem;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.btn-danger:hover {
  background: var(--accent-red);
  color: #fff;
}

.tg-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border-light);
}

.tg-badge {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(6, 182, 212, 0.1);
  border: 1px solid rgba(6, 182, 212, 0.25);
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-pill);
  color: var(--accent-cyan);
  font-size: 0.8rem;
  font-weight: 600;
}

.pulse-dot {
  width: 7px;
  height: 7px;
  background: var(--accent-cyan);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--accent-cyan);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.15); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.8; }
}

.tg-post-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-card);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.tg-post-meta {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.tg-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, #0088cc, #005588);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  font-size: 1rem;
  color: white;
}

.tg-author-info h4 {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  margin-bottom: 0.1rem;
}

.tg-author-info span {
  color: var(--text-dim);
  font-size: 0.75rem;
}

.tg-post-content {
  color: #e5e7eb;
  font-size: 0.92rem;
  line-height: 1.6;
  white-space: pre-wrap;
}

.tg-post-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 0.5rem;
  padding-top: 0.75rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.tg-channel-btn {
  background: rgba(0, 136, 204, 0.15);
  color: #38bdf8;
  border: 1px solid rgba(56, 189, 248, 0.3);
  padding: 0.4rem 0.85rem;
  border-radius: var(--radius-pill);
  text-decoration: none;
  font-size: 0.8rem;
  font-weight: 600;
  transition: var(--transition-smooth);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.tg-channel-btn:hover {
  background: rgba(0, 136, 204, 0.3);
  color: #fff;
}

.modal-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(12px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition-smooth);
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: all;
}

.modal-content {
  background: var(--bg-base);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-card);
  padding: 2rem;
  width: 90%;
  max-width: 650px;
  max-height: 85vh;
  overflow-y: auto;
  position: relative;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.9);
}

.modal-content-project {
  max-width: 1300px;
  width: 94%;
  padding: 2.5rem;
  position: relative;
}

/* Studio Split Project Modal Layout */
.project-modal-split {
  display: flex;
  gap: 2.5rem;
  align-items: flex-start;
  position: relative;
}

.project-modal-media {
  flex: 1.3;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  position: relative;
}

/* Floating Minimal Arrow Indicator Badge for Projects with Extra Media */
.modal-scroll-indicator {
  position: fixed;
  bottom: 5.5rem;
  left: 33%;
  transform: translateX(-50%);
  z-index: 1005;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: rgba(18, 20, 29, 0.95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-radius: 50%;
  border: 1px solid rgba(255, 85, 0, 0.6);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.8), 0 0 15px rgba(255, 85, 0, 0.2);
  pointer-events: none;
  transition: opacity 0.3s ease;
  animation: arrowSubtlePulse 3.2s ease-in-out infinite;
}

.modal-scroll-indicator .scroll-arrow-icon {
  color: var(--accent-orange);
  font-size: 0.9rem;
  line-height: 1;
  animation: arrowSubtleNudge 3.2s ease-in-out infinite;
}

@keyframes arrowSubtlePulse {
  0%, 100% {
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.8), 0 0 12px rgba(255, 85, 0, 0.2);
    border-color: rgba(255, 85, 0, 0.5);
  }
  50% {
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.9), 0 0 22px rgba(255, 85, 0, 0.5);
    border-color: rgba(255, 85, 0, 0.85);
  }
}

@keyframes arrowSubtleNudge {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(3px); }
}

.project-modal-info-sticky {
  flex: 1;
  min-width: 300px;
  position: sticky;
  top: 0;
  background: var(--bg-elevated);
  border: 1px solid var(--border-light);
  border-radius: 16px;
  padding: 2rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

@media (max-width: 900px) {
  .project-modal-split {
    flex-direction: column;
  }
  .project-modal-info-sticky {
    position: static;
    width: 100%;
    box-sizing: border-box;
  }
}

.modal-close {
  position: absolute;
  top: 1.2rem;
  right: 1.2rem;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  cursor: pointer;
  z-index: 10;
  transition: var(--transition-smooth);
}

.modal-close:hover {
  color: #fff;
}

.project-modal-close-fixed {
  position: fixed !important;
  top: 1.5rem !important;
  right: 1.5rem !important;
  z-index: 2200 !important;
  width: 46px !important;
  height: 46px !important;
  border-radius: 50% !important;
  background: rgba(18, 20, 29, 0.9) !important;
  backdrop-filter: blur(16px) !important;
  -webkit-backdrop-filter: blur(16px) !important;
  border: 1px solid var(--border-light) !important;
  color: #fff !important;
  font-size: 1.7rem !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  cursor: pointer !important;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.8) !important;
  transition: var(--transition-smooth) !important;
}

.project-modal-close-fixed:hover {
  background: var(--accent-orange) !important;
  border-color: var(--accent-orange) !important;
  transform: scale(1.08) !important;
}

@media (max-width: 820px) {
  .project-modal-close-fixed {
    top: 1rem !important;
    right: 1rem !important;
    width: 44px !important;
    height: 44px !important;
    font-size: 1.6rem !important;
    background: rgba(15, 17, 26, 0.95) !important;
    border-color: rgba(255, 85, 0, 0.4) !important;
  }
}

/* Lightbox Navigation Controls & Counter */
.lightbox-nav-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 1110;
  background: rgba(18, 20, 29, 0.75);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-light);
  color: #fff;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  font-size: 1.3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.lightbox-nav-btn:hover {
  background: var(--accent-orange);
  border-color: var(--accent-orange);
  box-shadow: 0 0 20px rgba(255, 85, 0, 0.4);
}

.lightbox-prev-btn {
  left: 2rem;
}

.lightbox-next-btn {
  right: 2rem;
}

.lightbox-counter {
  position: absolute;
  top: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1110;
  background: rgba(18, 20, 29, 0.85);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-light);
  color: var(--text-muted);
  padding: 0.4rem 1rem;
  border-radius: var(--radius-pill);
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.5px;
}

.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 0.3rem;
}

.form-group input, .form-group textarea, .form-group select {
  width: 100%;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-light);
  border-radius: 8px;
  padding: 0.7rem 0.9rem;
  color: white;
  font-family: var(--font-body);
}

.form-group input:focus, .form-group textarea:focus, .form-group select:focus {
  outline: none;
  border-color: var(--accent-orange);
}

/* BURGER MENU BUTTON & MOBILE DRAWER */
.mobile-menu-btn {
  display: none !important;
  border: none;
  width: 40px;
  height: 40px;
  padding: 8px;
  cursor: pointer;
  flex-direction: column;
  justify-content: space-around;
  align-items: center;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border-light);
  transition: var(--transition-smooth);
  z-index: 501;
}

.mobile-menu-btn span {
  display: block;
  width: 100%;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.mobile-menu-btn.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.mobile-menu-btn.active span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.mobile-menu-btn.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Nav Overlay & Drawer */
.mobile-nav-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 998;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.mobile-nav-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.mobile-nav-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(85vw, 340px);
  background: rgba(15, 17, 26, 0.98);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-left: 1px solid var(--border-light);
  box-shadow: -15px 0 40px rgba(0, 0, 0, 0.85);
  z-index: 999;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 1.5rem;
  box-sizing: border-box;
  transform: translateX(100%);
  visibility: hidden;
  pointer-events: none;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.4s ease;
}

.mobile-nav-drawer.open {
  transform: translateX(0);
  visibility: visible;
  pointer-events: auto;
}

.mobile-drawer-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 1.2rem;
  border-bottom: 1px solid var(--border-light);
}

.mobile-drawer-close {
  position: static !important;
  font-size: 1.8rem;
  line-height: 1;
  color: var(--text-muted);
}

.mobile-nav-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  margin: 2rem 0 auto 0;
  padding: 0;
}

.mobile-nav-link {
  display: block;
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text-muted);
  text-decoration: none;
  padding: 0.8rem 1rem;
  border-radius: 12px;
  transition: var(--transition-smooth);
}

.mobile-nav-link.active, .mobile-nav-link:hover {
  color: #fff;
  background: rgba(255, 85, 0, 0.15);
  border: 1px solid rgba(255, 85, 0, 0.3);
}

.mobile-drawer-footer {
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-light);
  display: flex;
  flex-direction: column;
}

/* Mobile Filter Toggle Button */
.mobile-filter-toggle-btn {
  display: none !important;
  align-items: center;
  gap: 8px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-light);
  color: var(--text-main);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-pill);
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.mobile-filter-toggle-btn:hover, .mobile-filter-toggle-btn.active {
  border-color: var(--accent-orange);
  background: rgba(255, 85, 0, 0.12);
  color: #fff;
}

.filter-chevron {
  transition: transform 0.2s ease;
  font-size: 0.75rem;
}

.mobile-filter-toggle-btn.active .filter-chevron {
  transform: rotate(180deg);
}

/* RESPONSIVE BREAKPOINTS */
@media (max-width: 1024px) {
  .app-container {
    flex-direction: column;
  }
  .split-left, .split-right {
    flex: none;
    width: 100%;
    height: auto;
  }
  .profile-hero {
    flex-direction: column;
    text-align: center;
  }
  .contacts-row {
    justify-content: center;
  }
  .footer-top {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

@media (max-width: 820px) {
  /* Show Mobile Video Control Buttons */
  .btn-mobile-only {
    display: inline-flex !important;
  }

  /* Hide Desktop Header items, show Mobile Burger */
  .nav-desktop,
  .header-right-desktop {
    display: none !important;
  }
  
  .mobile-menu-btn {
    display: flex !important;
  }
  
  .header {
    padding: 0.75rem 1.25rem !important;
    display: flex !important;
    justify-content: space-between !important;
    align-items: center !important;
  }
  
  .header .logo {
    flex: none !important;
    justify-content: flex-start !important;
  }

  /* Fullscreen Hero Viewport optimization for mobile devices (100dvh) */
  .hero-fullscreen {
    height: 100vh !important;
    height: 100dvh !important;
  }

  .hero-content {
    flex-direction: column-reverse !important;
    gap: 0.85rem !important;
    padding: 0 1.25rem calc(1.5rem + env(safe-area-inset-bottom)) 1.25rem !important;
    align-items: stretch !important;
  }

  .hero-right {
    text-align: left !important;
  }

  .hero-subtitle-small {
    font-size: 0.78rem !important;
    letter-spacing: 2px !important;
    margin-bottom: 0.15rem !important;
  }

  .hero-title-large {
    font-size: clamp(1.85rem, 7.5vw, 2.5rem) !important;
    line-height: 1.05 !important;
    margin-bottom: 0.25rem !important;
  }

  .hero-title-desc {
    font-size: 0.78rem !important;
    line-height: 1.35 !important;
    margin-bottom: 0.2rem !important;
    color: var(--text-muted) !important;
  }

  .btn-contact-bright {
    width: 100% !important;
    justify-content: center !important;
    padding: 0.75rem 1rem !important;
    font-size: 0.95rem !important;
    margin-top: 0.2rem !important;
  }

  /* Mobile Filters UI */
  .mobile-filter-toggle-btn {
    display: inline-flex !important;
    flex-shrink: 0 !important;
  }

  .index-toolbar {
    display: flex !important;
    flex-wrap: wrap !important;
    justify-content: space-between !important;
    align-items: center !important;
    gap: 0.75rem !important;
    width: 100% !important;
    box-sizing: border-box !important;
    position: relative !important;
  }

  .index-toolbar-right {
    display: flex !important;
    align-items: center !important;
    flex-shrink: 0 !important;
    margin-left: auto !important;
  }

  .filter-group {
    display: none !important;
    width: 100% !important;
    flex-basis: 100% !important;
    order: 10 !important;
    background: var(--bg-elevated) !important;
    border: 1px solid var(--border-light) !important;
    border-radius: 14px !important;
    padding: 0.85rem !important;
    box-sizing: border-box !important;
    margin-top: 0.5rem !important;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5) !important;
  }

  .filter-group.open {
    display: flex !important;
    flex-wrap: wrap !important;
    gap: 8px !important;
    animation: filterFadeIn 0.25s ease-out !important;
  }

  @keyframes filterFadeIn {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
  }

  .filter-btn {
    font-size: 0.8rem !important;
    padding: 0.45rem 0.85rem !important;
    border-radius: var(--radius-pill) !important;
    white-space: nowrap !important;
  }

  .footer-bottom {
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    gap: 0.5rem !important;
    text-align: center !important;
  }
}

/* ==========================================================================
   ACHIEVEMENTS SYSTEM & NOTIFICATION TOAST
   ========================================================================== */

.nav-link-achievements {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  animation: achNavAppear 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.ach-count-badge {
  background: linear-gradient(135deg, #fbbf24, #f59e0b);
  color: #000;
  font-size: 0.7rem;
  font-weight: 800;
  padding: 1px 6px;
  border-radius: 10px;
  box-shadow: 0 0 10px rgba(251, 191, 36, 0.4);
}

@keyframes achNavAppear {
  0% { opacity: 0; transform: translateY(-6px); }
  100% { opacity: 1; transform: translateY(0); }
}

/* Achievement Floating Toast */
.achievement-toast {
  position: fixed;
  bottom: 2.5rem;
  right: 2.5rem;
  z-index: 5000;
  background: rgba(15, 17, 26, 0.96);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(251, 191, 36, 0.45);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.85), 0 0 35px rgba(251, 191, 36, 0.3);
  border-radius: 16px;
  padding: 1.1rem 1.4rem;
  display: flex;
  align-items: center;
  gap: 18px;
  max-width: 440px;
  transform: translateY(140px) scale(0.9);
  opacity: 0;
  pointer-events: none;
  transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

@media (max-width: 820px) {
  .achievement-toast {
    bottom: 1.25rem !important;
    right: 1rem !important;
    left: 1rem !important;
    max-width: none !important;
    padding: 0.85rem 1rem !important;
    gap: 12px !important;
  }
}

.achievement-toast.show {
  transform: translateY(0) scale(1);
  opacity: 1;
  pointer-events: auto;
}

.ach-toast-icon-wrap {
  width: 68px;
  height: 68px;
  flex-shrink: 0;
  border-radius: 14px;
  background: #090a0f;
  border: 1px solid rgba(251, 191, 36, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 6px;
  box-sizing: border-box;
}

.ach-toast-icon-wrap img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.ach-toast-content {
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 0;
}

.ach-toast-tag {
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: #fbbf24;
}

.ach-toast-title {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: #fff;
  margin: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.ach-toast-desc {
  font-size: 0.86rem;
  color: var(--text-dim);
  margin: 0;
  line-height: 1.4;
}

/* Achievement Item Card in Modal */
.modal-content-achievements {
  max-width: 780px !important;
}

.ach-item-card {
  display: flex;
  align-items: center;
  gap: 20px;
  background: var(--bg-base);
  border: 1px solid var(--border-light);
  border-radius: 16px;
  padding: 1.4rem 1.6rem;
  transition: var(--transition-smooth);
}

.ach-item-card.unlocked {
  border-color: rgba(251, 191, 36, 0.35);
  background: rgba(251, 191, 36, 0.05);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
}

.ach-item-card.locked {
  opacity: 0.5;
  filter: grayscale(0.85);
}

.ach-item-icon {
  width: 150px;
  height: 150px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  box-sizing: border-box;
}

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

.ach-item-info {
  display: flex;
  flex-direction: column;
  gap: 5px;
  flex: 1;
  min-width: 0;
}

.ach-item-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.ach-item-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: #fff;
  margin: 0;
}

.ach-item-status {
  font-size: 0.78rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 20px;
}

.ach-item-card.unlocked .ach-item-status {
  background: rgba(251, 191, 36, 0.2);
  color: #fbbf24;
  border: 1px solid rgba(251, 191, 36, 0.4);
}

.ach-item-card.locked .ach-item-status {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-dim);
}

.ach-item-desc {
  font-size: 0.92rem;
  color: var(--text-dim);
  margin: 0;
  line-height: 1.5;
}

@media (max-width: 768px) {
  .modal-content-achievements {
    padding: 1.25rem 1rem !important;
    width: 95% !important;
    max-height: 85vh !important;
  }
  .ach-item-card {
    padding: 0.9rem !important;
    gap: 12px !important;
    border-radius: 14px !important;
  }
  .ach-item-icon {
    width: 68px !important;
    height: 68px !important;
    min-width: 68px !important;
  }
  .ach-item-header {
    gap: 6px !important;
    flex-wrap: wrap !important;
    align-items: flex-start !important;
  }
  .ach-item-title {
    font-size: 1rem !important;
    line-height: 1.25 !important;
  }
  .ach-item-status {
    font-size: 0.68rem !important;
    padding: 2px 8px !important;
    white-space: nowrap !important;
  }
  .ach-item-desc {
    font-size: 0.8rem !important;
    line-height: 1.35 !important;
  }
}