/* ==========================================================================
   Russell Numo — Cybersecurity Analyst & AI Engineer Portfolio
   Clean, Awwwards-Level Design System & Standalone Stylesheet
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Anybody:ital,wght@0,300..900;1,300..900&family=Hanken+Grotesk:ital,wght@0,300..900;1,300..900&family=JetBrains+Mono:ital,wght@0,400..800;1,400..800&display=swap');

:root {
  /* Color System */
  --accent-color: #00FF66;
  --accent-rgb: 0, 255, 102;
  --accent-glow: rgba(0, 255, 102, 0.25);
  
  --bg-deep: #050505;
  --bg-primary: #0A0A0A;
  --bg-surface: #141414;
  --bg-surface-elevated: #1F1F1F;
  
  --text-primary: #FFFFFF;
  --text-secondary: #A1A1AA;
  --text-muted: #666666;
  
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-active: rgba(255, 255, 255, 0.25);

  /* Typography */
  --font-display: 'Anybody', sans-serif;
  --font-body: 'Hanken Grotesk', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Z-Index Scale */
  --z-below: -1;
  --z-base: 0;
  --z-canvas: 1;
  --z-content: 10;
  --z-sticky: 100;
  --z-header: 1000;
  --z-modal: 1300;
  --z-cursor: 9999;
  --z-preloader: 10000;
}

/* Theme Variations */
[data-theme="cyan"] {
  --accent-color: #00F0FF;
  --accent-rgb: 0, 240, 255;
  --accent-glow: rgba(0, 240, 255, 0.25);
}

[data-theme="violet"] {
  --accent-color: #A855F7;
  --accent-rgb: 168, 85, 247;
  --accent-glow: rgba(168, 85, 247, 0.25);
}

[data-theme="orange"] {
  --accent-color: #FF5500;
  --accent-rgb: 255, 85, 0;
  --accent-glow: rgba(255, 85, 0, 0.25);
}

/* Lenis Smooth Scroll Setup */
html.lenis, html.lenis body {
  height: auto;
}

.lenis.lenis-smooth {
  scroll-behavior: auto !important;
}

.lenis.lenis-smooth [data-lenis-prevent] {
  overscroll-behavior: contain;
}

.lenis.lenis-stopped {
  overflow: hidden;
}

/* Reset & Base Body Setup */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--bg-deep) !important;
  color: var(--text-primary) !important;
  font-family: var(--font-body);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

::selection {
  background-color: var(--accent-color) !important;
  color: #000000 !important;
}

/* Accessibility & Touch Target Rules */
:focus-visible {
  outline: 2px solid var(--accent-color) !important;
  outline-offset: 4px !important;
}

.touch-target {
  min-width: 44px;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 6px;
}

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

::-webkit-scrollbar-thumb {
  background: #262626;
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent-color);
}

/* WebGL Background Canvas */
#particleCanvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: var(--z-canvas);
  pointer-events: none;
}

/* Custom Dual Magnetic Cursor */
.custom-cursor-dot {
  position: fixed;
  top: 0;
  left: 0;
  width: 6px;
  height: 6px;
  background-color: var(--accent-color);
  border-radius: 50%;
  pointer-events: none;
  z-index: var(--z-cursor);
  transform: translate(-50%, -50%);
  transition: opacity 0.3s ease;
}

.custom-cursor-ring {
  position: fixed;
  top: 0;
  left: 0;
  width: 40px;
  height: 40px;
  border: 1px solid var(--accent-color);
  border-radius: 50%;
  pointer-events: none;
  z-index: var(--z-cursor);
  transform: translate(-50%, -50%);
  transition: width 0.3s cubic-bezier(0.16, 1, 0.3, 1),
              height 0.3s cubic-bezier(0.16, 1, 0.3, 1),
              background-color 0.3s ease,
              border-color 0.3s ease;
}

.custom-cursor-ring.cursor-hover {
  width: 70px;
  height: 70px;
  background-color: rgba(var(--accent-rgb), 0.15);
  backdrop-filter: blur(2px);
}

.custom-cursor-ring.cursor-project {
  width: 90px;
  height: 90px;
  background-color: var(--accent-color);
  border-color: transparent;
}

.custom-cursor-ring.cursor-project::after {
  content: 'VIEW';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  color: #000000;
  letter-spacing: 1px;
}

/* Preloader Overlay */
#preloader {
  position: fixed;
  inset: 0;
  background-color: #000000;
  z-index: var(--z-preloader);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 4vw;
  transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.5s ease;
}

#preloader.dismissed {
  transform: translateY(-100%);
  opacity: 0;
  pointer-events: none;
}

/* Hero Portrait Card — Option 4: 3D Holographic Parallax & Specular Light Sheen */
#heroPortraitContainer {
  opacity: 1 !important;
  visibility: visible !important;
  perspective: 1000px;
  will-change: opacity, transform;
}

.portrait-card {
  position: relative;
  overflow: hidden;
  opacity: 1 !important;
  visibility: visible !important;
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.9);
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  transform-style: preserve-3d;
  transition: border-color 0.4s ease, box-shadow 0.4s ease, transform 0.15s cubic-bezier(0.16, 1, 0.3, 1);
}

.portrait-card::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(
    115deg,
    transparent 0%,
    rgba(255, 255, 255, 0.05) 35%,
    rgba(255, 255, 255, 0.35) 50%,
    rgba(0, 255, 102, 0.25) 55%,
    transparent 70%
  );
  transform: translate(-100%, -100%) rotate(25deg);
  transition: transform 0.65s cubic-bezier(0.16, 1, 0.3, 1);
  pointer-events: none;
  z-index: 20;
}

.portrait-card:hover::after {
  transform: translate(50%, 50%) rotate(25deg);
}

.portrait-card img {
  opacity: 1 !important;
  visibility: visible !important;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.portrait-card:hover {
  border-color: #00FF66;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.8), 0 0 35px rgba(0, 255, 102, 0.35);
}

/* --- Hero Ultra-Impact Flowing Marquee Engine --- */
.hero-marquee-row-1 {
  display: flex;
  width: max-content;
  animation: hero-flow-left 28s linear infinite;
  will-change: transform;
}

.hero-marquee-row-2 {
  display: flex;
  width: max-content;
  animation: hero-flow-right 24s linear infinite;
  will-change: transform;
}

.hero-marquee-row-3 {
  display: flex;
  width: max-content;
  animation: hero-flow-left 32s linear infinite;
  will-change: transform;
}

@keyframes hero-flow-left {
  0% { transform: translateX(0%); }
  100% { transform: translateX(-50%); }
}

@keyframes hero-flow-right {
  0% { transform: translateX(-50%); }
  100% { transform: translateX(0%); }
}

@media (prefers-reduced-motion: reduce) {
  .hero-marquee-row-1, .hero-marquee-row-2, .hero-marquee-row-3 {
    animation: none;
    transform: none;
  }
}

/* Straight Smooth Scroll Reveal Animations */
.smooth-reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.smooth-reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* Endless Kinetic Marquee (Section) */
.marquee-wrapper {
  display: flex;
  overflow: hidden;
  user-select: none;
  white-space: nowrap;
}

.marquee-content {
  display: flex;
  gap: 2rem;
  animation: hero-flow-left 35s linear infinite;
  will-change: transform;
}

/* Floating Image Follower for Projects */
.project-float-preview {
  position: fixed;
  width: 280px;
  height: 180px;
  border-radius: 8px;
  overflow: hidden;
  pointer-events: none;
  z-index: 500;
  opacity: 0;
  transform: scale(0.8) translate(-50%, -50%);
  transition: opacity 0.3s ease, transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  border: 1px solid var(--border-subtle);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.8);
}

.project-float-preview.active {
  opacity: 1;
  transform: scale(1) translate(-50%, -50%);
}

/* Glassmorphic Cards & Containers */
.glass-panel {
  background: rgba(20, 20, 20, 0.6);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-subtle);
  transition: border-color 0.3s ease, transform 0.3s ease;
}

.glass-panel:hover {
  border-color: rgba(255, 255, 255, 0.2);
}

.glass-nav {
  background: rgba(8, 8, 8, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
}

/* Case Study Modal Drawer */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(12px);
  z-index: var(--z-modal);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.modal-content {
  position: fixed;
  right: 0;
  top: 0;
  bottom: 0;
  width: 100%;
  max-width: 720px;
  background-color: var(--bg-primary);
  border-left: 1px solid var(--border-subtle);
  z-index: calc(var(--z-modal) + 1);
  transform: translateX(100%);
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  overflow-y: auto;
  padding: 3rem 2rem;
}

.modal-overlay.open .modal-content {
  transform: translateX(0);
}

/* Utility classes */
.font-display { font-family: var(--font-display); }
.font-mono { font-family: var(--font-mono); }
.text-accent { color: var(--accent-color); }
.bg-accent { background-color: var(--accent-color); }
.border-accent { border-color: var(--accent-color); }