/* ===================================================
   BEST BYTE — style.css
   Full stylesheet for Best Byte website
   =================================================== */

/* ===== CSS VARIABLES ===== */
:root {
  --bg-primary: #020818;
  --bg-secondary: #050e2a;
  --bg-card: rgba(10, 20, 60, 0.6);
  --accent-cyan: #00f5ff;
  --accent-purple: #7b2fff;
  --accent-green: #00ff88;
  --accent-pink: #ff2d78;
  --text-primary: #e8f4ff;
  --text-secondary: #8aa8cc;
  --border-glass: rgba(0, 245, 255, 0.15);
  --glow-cyan: 0 0 20px rgba(0, 245, 255, 0.4);
  --glow-purple: 0 0 20px rgba(123, 47, 255, 0.4);
  --font-display: 'Orbitron', sans-serif;
  --font-body: 'Cairo', sans-serif;
  --font-code: 'JetBrains Mono', monospace;

  /* Refined Day Mode (Gray-Blue Theme) */
  --day-gradient: linear-gradient(135deg, #2E2E2E, #3A7BD5);
  --day-text: #ffffff;
  --day-card: rgba(255, 255, 255, 0.1);
}

[data-theme="day"] {
  --bg-primary: #2E2E2E;
  --bg-secondary: #333333;
  --bg-card: var(--day-card);
  --text-primary: #ffffff;
  --text-secondary: #b0c4de;
  --accent-cyan: #00f5ff;
  --accent-purple: #7b2fff;
  --accent-pink: #ff2d78;
  --border-glass: rgba(255, 255, 255, 0.15);
}

/* ===== RESET ===== */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--text-primary);
  overflow-x: hidden;
  cursor: none;
  direction: rtl;
  text-align: right;
  transition: background 0.4s ease, color 0.4s ease, border-color 0.4s ease;
}

[data-theme="day"] section, 
[data-theme="day"] header, 
[data-theme="day"] footer,
[data-theme="day"] .hero-bg {
  background: var(--day-gradient) !important;
}

[data-theme="day"] .grid-bg {
  opacity: 0.05;
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--accent-purple); border-radius: 2px; }

/* ===== CUSTOM CURSOR ===== */
.cursor {
  width: 12px; height: 12px;
  background: var(--accent-cyan);
  border-radius: 50%;
  position: fixed; top: 0; left: 0;
  pointer-events: none; z-index: 9999;
  transform: translate(-50%, -50%);
  transition: transform 0.1s ease;
  box-shadow: var(--glow-cyan);
}
.cursor-ring {
  width: 36px; height: 36px;
  border: 1px solid rgba(0, 245, 255, 0.5);
  border-radius: 50%;
  position: fixed; top: 0; left: 0;
  pointer-events: none; z-index: 9998;
  transform: translate(-50%, -50%);
  transition: all 0.15s ease;
}

/* ===== BACKGROUND GRID ===== */
.grid-bg {
  position: fixed; inset: 0; z-index: 0;
  background-image:
    linear-gradient(rgba(0, 245, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 245, 255, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

/* ===== KEYFRAMES ===== */
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-4px); }
}
@keyframes shimmer {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInRight {
  from { opacity: 0; transform: translateY(-50%) translateX(60px); }
  to   { opacity: 0.7; transform: translateY(-50%) translateX(0); }
}
@keyframes floatSlow {
  0%,100% { transform: translateY(-50%) translateX(0); }
  50%     { transform: translateY(calc(-50% - 12px)) translateX(4px); }
}
@keyframes gradientShift {
  0%,100% { background-position: 0% 50%; }
  50%     { background-position: 100% 50%; }
}
@keyframes pulse {
  0%,100% { opacity: 1; transform: scale(1); }
  50%     { opacity: 0.5; transform: scale(0.7); }
}
@keyframes blink {
  0%,100% { opacity: 1; }
  50%     { opacity: 0; }
}
@keyframes scrollLine {
  0%,100% { height: 20px; opacity: 0; }
  50%     { height: 50px; opacity: 1; }
}
@keyframes codeFloat {
  0%   { transform: translateY(100vh) rotate(-5deg); opacity: 0; }
  10%  { opacity: 1; }
  90%  { opacity: 0.3; }
  100% { transform: translateY(-100px) rotate(5deg); opacity: 0; }
}
@keyframes rotate {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}
@keyframes scanLine {
  0%   { top: 0%;   opacity: 0; }
  10%  { opacity: 1; }
  90%  { opacity: 0.5; }
  100% { top: 100%; opacity: 0; }
}

/* ===== NAVBAR ===== */
nav {
  position: fixed; top: 0; width: 100%; z-index: 1000;
  padding: 0 2rem;
  background: rgba(2, 8, 24, 0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-glass);
  transition: all 0.3s ease;
}
.nav-inner {
  max-width: 1200px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  height: 70px;
}
.logo {
  display: flex; align-items: center; gap: 12px;
  text-decoration: none;
  animation: float 3s ease-in-out infinite;
}
.logo-icon {
  width: 42px; height: 42px;
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-purple));
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-weight: 900; font-size: 14px;
  color: var(--bg-primary);
  box-shadow: var(--glow-cyan);
  position: relative; overflow: hidden;
}
.logo-icon::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(135deg, transparent 40%, rgba(255,255,255,0.2) 50%, transparent 60%);
  animation: shimmer 2.5s infinite;
}
.logo-text {
  font-family: var(--font-display); font-weight: 700; font-size: 1.2rem;
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-purple));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: 2px;
}
.nav-links {
  display: flex; gap: 2.5rem; list-style: none;
}
.nav-links a {
  text-decoration: none; color: var(--text-secondary);
  font-size: 0.85rem; letter-spacing: 1.5px; text-transform: uppercase;
  font-family: var(--font-display); font-weight: 600;
  transition: color 0.3s ease; position: relative; padding-bottom: 4px;
}
.nav-links a::after {
  content: ''; position: absolute; bottom: 0; left: 0;
  width: 0; height: 1px;
  background: linear-gradient(90deg, var(--accent-cyan), var(--accent-purple));
  transition: width 0.3s ease;
}
.nav-links a:hover { color: var(--accent-cyan); }
.nav-links a:hover::after { width: 100%; }
.nav-cta {
  padding: 8px 22px; background: transparent;
  border: 1px solid var(--accent-cyan); border-radius: 4px;
  color: var(--accent-cyan); font-family: var(--font-display);
  font-size: 0.75rem; letter-spacing: 1px; cursor: pointer;
  transition: all 0.3s ease;
}
.nav-cta:hover { background: var(--accent-cyan); color: var(--bg-primary); box-shadow: var(--glow-cyan); }
.hamburger {
  display: none; flex-direction: column; gap: 5px; cursor: pointer;
}
.hamburger span {
  width: 24px; height: 2px; background: var(--accent-cyan);
  transition: all 0.3s ease; border-radius: 2px;
}
.mobile-menu {
  display: none; position: fixed; top: 70px; left: 0; right: 0;
  background: rgba(2, 8, 24, 0.97); backdrop-filter: blur(20px);
  padding: 2rem; z-index: 999;
  border-bottom: 1px solid var(--border-glass);
}
.mobile-menu.open { display: block; }
.mobile-menu ul { list-style: none; display: flex; flex-direction: column; gap: 1.5rem; }
.mobile-menu a {
  text-decoration: none; color: var(--text-secondary);
  font-family: var(--font-display); font-size: 0.9rem; letter-spacing: 2px;
  text-transform: uppercase; transition: color 0.3s;
}
.mobile-menu a:hover { color: var(--accent-cyan); }

/* ===== HERO ===== */
#home {
  min-height: 100vh; position: relative;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% 40%, rgba(123, 47, 255, 0.15) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 80% 20%, rgba(0, 245, 255, 0.1) 0%, transparent 50%),
    radial-gradient(ellipse 40% 60% at 20% 80%, rgba(0, 255, 136, 0.06) 0%, transparent 50%);
}
.code-float {
  position: absolute; font-family: var(--font-code); font-size: 0.7rem;
  color: rgba(0, 245, 255, 0.25); pointer-events: none;
  animation: codeFloat linear infinite;
  white-space: nowrap;
}
.circuit-svg {
  position: absolute; inset: 0; width: 100%; height: 100%;
  opacity: 0.12; pointer-events: none;
}
.hero-content {
  position: relative; z-index: 2; text-align: center;
  max-width: 850px; padding: 0 2rem;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  border: 1px solid rgba(0,245,255,0.3); border-radius: 20px;
  padding: 6px 16px; margin-bottom: 2rem;
  font-size: 0.75rem; color: var(--accent-cyan);
  font-family: var(--font-code); letter-spacing: 1px;
  background: rgba(0,245,255,0.05);
  animation: fadeInUp 0.8s ease forwards;
}
.hero-badge .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent-green);
  animation: pulse 1.5s ease-in-out infinite;
}
.hero-title {
  font-family: var(--font-display); font-weight: 900;
  font-size: clamp(2.2rem, 6vw, 4.5rem);
  line-height: 1.1; margin-bottom: 1.5rem;
  animation: fadeInUp 0.8s ease 0.2s both;
}
.hero-title .line1 { display: block; color: var(--text-primary); }
.hero-title .line2 {
  display: block;
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-purple), var(--accent-pink));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  background-size: 200% 200%;
  animation: gradientShift 3s ease infinite, fadeInUp 0.8s ease 0.2s both;
}
.hero-subtitle {
  font-size: 1.1rem; color: var(--text-secondary); max-width: 600px; margin: 0 auto 2.5rem;
  line-height: 1.7; animation: fadeInUp 0.8s ease 0.4s both;
}
.hero-buttons {
  display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap;
  animation: fadeInUp 0.8s ease 0.6s both;
}
.btn-primary {
  padding: 14px 36px; background: linear-gradient(135deg, var(--accent-cyan), var(--accent-purple));
  border: none; border-radius: 4px; color: #fff; font-family: var(--font-display);
  font-size: 0.8rem; font-weight: 700; letter-spacing: 2px; text-transform: uppercase;
  cursor: pointer; transition: all 0.3s ease; text-decoration: none;
  box-shadow: 0 0 30px rgba(0,245,255,0.2);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 0 50px rgba(0,245,255,0.4); }
.btn-secondary {
  padding: 14px 36px; background: transparent;
  border: 1px solid rgba(255,255,255,0.2); border-radius: 4px;
  color: var(--text-primary); font-family: var(--font-display);
  font-size: 0.8rem; font-weight: 600; letter-spacing: 2px; text-transform: uppercase;
  cursor: pointer; transition: all 0.3s ease; text-decoration: none;
  backdrop-filter: blur(10px);
}
.btn-secondary:hover { border-color: var(--accent-cyan); color: var(--accent-cyan); transform: translateY(-2px); }

/* 3D Dev Workspace */
.hero-3d {
  position: absolute; right: 5%; top: 50%; transform: translateY(-50%);
  width: 380px; opacity: 0.7;
  animation: fadeInRight 1s ease 0.5s both, floatSlow 6s ease-in-out infinite 1.5s;
}
.workspace-window {
  background: rgba(10,20,60,0.8); border: 1px solid var(--border-glass);
  border-radius: 12px; backdrop-filter: blur(20px);
  overflow: hidden; box-shadow: 0 30px 80px rgba(0,0,0,0.5), var(--glow-cyan);
}
.window-bar {
  background: rgba(123,47,255,0.2); padding: 10px 16px;
  display: flex; align-items: center; gap: 8px;
  border-bottom: 1px solid var(--border-glass);
}
.dot-r { width:10px;height:10px;border-radius:50%;background:#ff5f57; }
.dot-y { width:10px;height:10px;border-radius:50%;background:#ffbd2e; }
.dot-g { width:10px;height:10px;border-radius:50%;background:#28ca41; }
.window-title { font-family: var(--font-code); font-size: 0.7rem; color: var(--text-secondary); margin-left: 8px; }
.code-editor { padding: 20px; font-family: var(--font-code); font-size: 0.72rem; line-height: 1.8; }
.c-comment  { color: #6a7fa3; }
.c-keyword  { color: var(--accent-purple); }
.c-function { color: var(--accent-cyan); }
.c-string   { color: var(--accent-green); }
.c-var      { color: #e8aa5a; }
.c-type     { color: var(--accent-pink); }
.cursor-blink {
  display: inline-block; width: 8px; height: 14px;
  background: var(--accent-cyan); vertical-align: middle;
  animation: blink 1s step-end infinite;
}
.scroll-indicator {
  position: absolute; bottom: 2rem; left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  animation: fadeInUp 1s ease 1s both;
}
.scroll-text { font-family: var(--font-code); font-size: 0.65rem; color: var(--text-secondary); letter-spacing: 2px; }
.scroll-line {
  width: 1px; height: 50px;
  background: linear-gradient(to bottom, var(--accent-cyan), transparent);
  animation: scrollLine 2s ease-in-out infinite;
}

/* ===== SECTION COMMON ===== */
section { padding: 100px 2rem; position: relative; z-index: 1; }
.section-header { text-align: center; margin-bottom: 4rem; }
.section-tag {
  font-family: var(--font-code); font-size: 0.75rem; color: var(--accent-cyan);
  letter-spacing: 3px; text-transform: uppercase; margin-bottom: 1rem;
  opacity: 0; transform: translateY(20px); transition: all 0.6s ease;
}
.section-tag.visible { opacity: 1; transform: translateY(0); }
.section-title {
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  opacity: 0; transform: translateY(20px); transition: all 0.6s ease 0.1s;
}
.section-title.visible { opacity: 1; transform: translateY(0); }
.section-line {
  width: 60px; height: 2px; margin: 1rem auto 0;
  background: linear-gradient(90deg, var(--accent-cyan), var(--accent-purple));
  border-radius: 2px;
}
.container { max-width: 1200px; margin: 0 auto; }

/* ===== SCROLL FADE ANIMATION ===== */
.fade-up { opacity: 0; transform: translateY(40px); transition: all 0.7s ease; }
.fade-up.visible { opacity: 1; transform: translateY(0); }
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }

/* ===== ABOUT ===== */
#about { background: var(--bg-secondary); }
.about-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; align-items: center;
}
.about-visual {
  position: relative; display: flex; justify-content: center;
}
.hologram-ring {
  width: 300px; height: 300px; border-radius: 50%;
  border: 1px solid rgba(0,245,255,0.2);
  position: relative; animation: rotate 12s linear infinite;
  display: flex; align-items: center; justify-content: center;
}
.hologram-ring::before {
  content: ''; position: absolute; inset: 20px; border-radius: 50%;
  border: 1px dashed rgba(123,47,255,0.3);
  animation: rotate 8s linear infinite reverse;
}
.hologram-ring::after {
  content: ''; position: absolute; inset: 40px; border-radius: 50%;
  border: 1px solid rgba(0,255,136,0.2);
  animation: rotate 5s linear infinite;
}
.hologram-center {
  width: 150px; height: 150px; position: absolute;
  background: linear-gradient(135deg, rgba(0,245,255,0.1), rgba(123,47,255,0.1));
  border-radius: 50%; border: 1px solid rgba(0,245,255,0.4);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-size: 0.6rem;
  color: var(--accent-cyan); letter-spacing: 2px;
  box-shadow: var(--glow-cyan), inset 0 0 30px rgba(0,245,255,0.05);
}
.about-text .label {
  font-family: var(--font-code); font-size: 0.75rem; color: var(--accent-cyan);
  letter-spacing: 3px; text-transform: uppercase; margin-bottom: 1rem;
}
.about-text h2 {
  font-family: var(--font-display); font-size: 2rem; font-weight: 700;
  margin-bottom: 1.5rem; line-height: 1.2;
}
.about-text p { color: var(--text-secondary); line-height: 1.8; margin-bottom: 1.5rem; }
.about-stats {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; margin-top: 2rem;
}
.stat-card {
  background: var(--bg-card); border: 1px solid var(--border-glass);
  border-radius: 8px; padding: 1.2rem; text-align: center;
  backdrop-filter: blur(10px); transition: all 0.3s ease;
}
.stat-card:hover { border-color: var(--accent-cyan); transform: translateY(-4px); box-shadow: var(--glow-cyan); }
.stat-number {
  font-family: var(--font-display); font-size: 1.8rem; font-weight: 700;
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-purple));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.stat-label { font-size: 0.75rem; color: var(--text-secondary); margin-top: 4px; font-family: var(--font-code); }

.vm-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; margin-top: 4rem; }
.vm-card {
  background: var(--bg-card); border: 1px solid var(--border-glass);
  border-radius: 12px; padding: 2rem; backdrop-filter: blur(10px);
  transition: all 0.4s ease; position: relative; overflow: hidden;
  opacity: 0; transform: translateY(30px);
}
.vm-card.visible { opacity: 1; transform: translateY(0); }
.vm-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0;
  height: 2px; background: linear-gradient(90deg, var(--accent-cyan), var(--accent-purple));
  transform: scaleX(0); transform-origin: left;
  transition: transform 0.4s ease;
}
.vm-card:hover::before { transform: scaleX(1); }
.vm-card:hover { border-color: rgba(0,245,255,0.3); transform: translateY(-6px); }
.vm-icon { font-size: 2rem; margin-bottom: 1rem; }
.vm-card h3 { font-family: var(--font-display); font-size: 1rem; margin-bottom: 0.8rem; color: var(--accent-cyan); }
.vm-card p { color: var(--text-secondary); font-size: 0.9rem; line-height: 1.7; }

/* ===== SERVICES ===== */
#services { background: var(--bg-primary); }
.services-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 1.5rem;
}
.service-card {
  background: var(--bg-card); border: 1px solid var(--border-glass);
  border-radius: 12px; padding: 2.5rem 2rem;
  backdrop-filter: blur(10px); transition: all 0.4s ease;
  position: relative; overflow: hidden; cursor: pointer;
  opacity: 0; transform: translateY(30px);
}
.service-card.visible { opacity: 1; transform: translateY(0); }
.service-card::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(0,245,255,0.05), rgba(123,47,255,0.05));
  opacity: 0; transition: opacity 0.4s ease;
}
.service-card:hover { transform: translateY(-8px); border-color: rgba(0,245,255,0.4); }
.service-card:hover::after { opacity: 1; }
.service-card:hover .svc-glow { opacity: 1; }
.svc-glow {
  position: absolute; top: -30px; right: -30px;
  width: 120px; height: 120px; border-radius: 50%;
  background: radial-gradient(circle, rgba(0,245,255,0.15), transparent 70%);
  opacity: 0; transition: opacity 0.4s ease;
}
.svc-icon-wrap {
  width: 56px; height: 56px; border-radius: 12px; margin-bottom: 1.5rem;
  display: flex; align-items: center; justify-content: center; font-size: 1.5rem;
  position: relative; z-index: 1;
}
.svc-i1 { background: linear-gradient(135deg, rgba(0,245,255,0.15), rgba(0,245,255,0.05)); border: 1px solid rgba(0,245,255,0.3); }
.svc-i2 { background: linear-gradient(135deg, rgba(123,47,255,0.15), rgba(123,47,255,0.05)); border: 1px solid rgba(123,47,255,0.3); }
.svc-i3 { background: linear-gradient(135deg, rgba(255,45,120,0.15), rgba(255,45,120,0.05)); border: 1px solid rgba(255,45,120,0.3); }
.svc-i4 { background: linear-gradient(135deg, rgba(0,255,136,0.15), rgba(0,255,136,0.05)); border: 1px solid rgba(0,255,136,0.3); }
.svc-i5 { background: linear-gradient(135deg, rgba(234,180,40,0.15), rgba(234,180,40,0.05)); border: 1px solid rgba(234,180,40,0.3); }
.svc-i6 { background: linear-gradient(135deg, rgba(0,245,255,0.1), rgba(123,47,255,0.1)); border: 1px solid rgba(0,245,255,0.2); }
.service-card h3 {
  font-family: var(--font-display); font-size: 1rem; font-weight: 700;
  margin-bottom: 1rem; color: var(--text-primary); position: relative; z-index: 1;
}
.service-card p {
  color: var(--text-secondary); font-size: 0.9rem; line-height: 1.7;
  position: relative; z-index: 1;
}
.svc-tags {
  display: flex; flex-wrap: wrap; gap: 6px; margin-top: 1.5rem; position: relative; z-index: 1;
}
.svc-tag {
  font-family: var(--font-code); font-size: 0.65rem; color: var(--accent-cyan);
  background: rgba(0,245,255,0.08); border: 1px solid rgba(0,245,255,0.2);
  border-radius: 3px; padding: 3px 8px;
}

/* ===== PORTFOLIO ===== */
#portfolio { background: var(--bg-secondary); }
.portfolio-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); gap: 2rem;
}
.portfolio-card {
  background: var(--bg-card); border: 1px solid var(--border-glass);
  border-radius: 12px; overflow: hidden; transition: all 0.4s ease;
  opacity: 0; transform: translateY(30px);
}
.portfolio-card.visible { opacity: 1; transform: translateY(0); }
.portfolio-card:hover { transform: translateY(-8px); border-color: rgba(0,245,255,0.4); }
.portfolio-card:hover .project-overlay { opacity: 1; }
.project-img { height: 200px; position: relative; overflow: hidden; }
.project-placeholder {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-size: 0.7rem; letter-spacing: 2px;
  position: relative; overflow: hidden;
}
.p1 { background: linear-gradient(135deg, #0a1440, #1a0a40); }
.p2 { background: linear-gradient(135deg, #001a1a, #001040); }
.p3 { background: linear-gradient(135deg, #1a0010, #0a0030); }
.p4 { background: linear-gradient(135deg, #0a1a00, #001530); }
.p5 { background: linear-gradient(135deg, #1a1000, #150015); }
.p6 { background: linear-gradient(135deg, #000a1a, #0a0020); }
.project-placeholder-icon { font-size: 3rem; opacity: 0.4; }
.project-placeholder-line {
  position: absolute; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(0,245,255,0.3), transparent);
  animation: scanLine 3s ease-in-out infinite;
}
.project-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(0,245,255,0.15), rgba(123,47,255,0.15));
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transition: opacity 0.3s ease;
}
.overlay-btn {
  padding: 10px 24px; background: rgba(0,245,255,0.9);
  border: none; border-radius: 4px; color: var(--bg-primary);
  font-family: var(--font-display); font-size: 0.7rem; letter-spacing: 1px;
  cursor: pointer; font-weight: 700;
}
.project-info { padding: 1.5rem; }
.project-info h3 {
  font-family: var(--font-display); font-size: 0.9rem; margin-bottom: 0.7rem;
  color: var(--text-primary);
}
.project-info p { color: var(--text-secondary); font-size: 0.85rem; line-height: 1.6; margin-bottom: 1rem; }
.tech-stack { display: flex; flex-wrap: wrap; gap: 6px; }
.tech-tag {
  font-family: var(--font-code); font-size: 0.65rem;
  background: rgba(123,47,255,0.1); border: 1px solid rgba(123,47,255,0.3);
  color: #b08aff; border-radius: 3px; padding: 3px 8px;
}

/* ===== CONTACT ===== */
#contact { background: var(--bg-primary); }
.contact-grid { display: grid; grid-template-columns: 1fr 1.5fr; gap: 5rem; align-items: start; }
.contact-info .label {
  font-family: var(--font-code); font-size: 0.75rem; color: var(--accent-cyan);
  letter-spacing: 3px; text-transform: uppercase; margin-bottom: 1rem;
}
.contact-info h2 {
  font-family: var(--font-display); font-size: 1.8rem; font-weight: 700;
  margin-bottom: 1.5rem; line-height: 1.2;
}
.contact-info p { color: var(--text-secondary); line-height: 1.8; margin-bottom: 2rem; }
.contact-items { display: flex; flex-direction: column; gap: 1rem; }
.contact-item {
  display: flex; align-items: center; gap: 1rem;
  background: var(--bg-card); border: 1px solid var(--border-glass);
  border-radius: 8px; padding: 1rem 1.2rem; transition: all 0.3s ease;
}
.contact-item:hover { border-color: var(--accent-cyan); }
.contact-item i { color: var(--accent-cyan); font-size: 1rem; width: 20px; }
.contact-item span { color: var(--text-secondary); font-size: 0.9rem; }
.social-links { display: flex; gap: 1rem; margin-top: 2rem; }
.social-link {
  width: 42px; height: 42px;
  background: var(--bg-card); border: 1px solid var(--border-glass);
  border-radius: 8px; display: flex; align-items: center; justify-content: center;
  color: var(--text-secondary); text-decoration: none; font-size: 1rem;
  transition: all 0.3s ease;
}
.social-link:hover {
  border-color: var(--accent-cyan); color: var(--accent-cyan);
  transform: translateY(-3px); box-shadow: var(--glow-cyan);
}
.contact-form { display: flex; flex-direction: column; gap: 1.2rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label {
  font-family: var(--font-code); font-size: 0.72rem; color: var(--text-secondary);
  letter-spacing: 1px; text-transform: uppercase;
}
.form-group input,
.form-group textarea {
  background: rgba(10,20,60,0.5); border: 1px solid var(--border-glass);
  border-radius: 8px; padding: 12px 16px;
  color: var(--text-primary); font-family: var(--font-body); font-size: 0.95rem;
  transition: all 0.3s ease; outline: none; resize: none;
}
.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--accent-cyan); box-shadow: 0 0 0 2px rgba(0,245,255,0.1);
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: rgba(138,168,204,0.5); }
.form-group textarea { height: 120px; }
.submit-btn {
  padding: 14px 40px; width: fit-content;
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-purple));
  border: none; border-radius: 6px; color: #fff; font-family: var(--font-display);
  font-size: 0.8rem; font-weight: 700; letter-spacing: 2px; text-transform: uppercase;
  cursor: pointer; transition: all 0.3s ease;
}
.submit-btn:hover { transform: translateY(-2px); box-shadow: 0 0 40px rgba(0,245,255,0.3); }

/* ===== FOOTER ===== */
footer {
  background: var(--bg-secondary); border-top: 1px solid var(--border-glass);
  padding: 4rem 2rem 2rem; position: relative; z-index: 1;
}
.footer-grid {
  max-width: 1200px; margin: 0 auto;
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 3rem;
  margin-bottom: 3rem;
}
.footer-brand .logo { margin-bottom: 1rem; display: inline-flex; }
.footer-brand p { color: var(--text-secondary); font-size: 0.9rem; line-height: 1.7; }
.footer-col h4 {
  font-family: var(--font-display); font-size: 0.75rem; font-weight: 700;
  color: var(--accent-cyan); letter-spacing: 2px; text-transform: uppercase;
  margin-bottom: 1.2rem;
}
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 0.7rem; }
.footer-col a {
  color: var(--text-secondary); text-decoration: none; font-size: 0.9rem;
  transition: color 0.3s ease;
}
.footer-col a:hover { color: var(--accent-cyan); }
.footer-bottom {
  max-width: 1200px; margin: 0 auto;
  border-top: 1px solid var(--border-glass); padding-top: 2rem;
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1rem;
}
.footer-bottom p { color: var(--text-secondary); font-size: 0.85rem; }
.footer-bottom .made-with { font-family: var(--font-code); font-size: 0.75rem; color: var(--text-secondary); }
.footer-bottom .made-with span { color: var(--accent-cyan); }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .hero-3d { display: none; }
  .about-grid { grid-template-columns: 1fr; gap: 3rem; }
  .contact-grid { grid-template-columns: 1fr; gap: 3rem; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .nav-links, .nav-cta { display: none; }
  .hamburger { display: flex; }
  .hero-title { font-size: 2rem; }
  .vm-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .about-stats { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 480px) {
  section { padding: 70px 1.2rem; }
  .hero-buttons { flex-direction: column; align-items: center; }
  .portfolio-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
}