@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Space+Grotesk:wght@400;500;600;700&display=swap');

:root {
  --mint-primary: #00ffa3;
  --mint-secondary: #00d68f;
  --mint-dim: #00b87a;
  --mint-glow: rgba(0, 255, 163, 0.15);
  --mint-glow-strong: rgba(0, 255, 163, 0.35);
  --accent-purple: #a855f7;
  --accent-blue: #3b82f6;
  --accent-pink: #ec4899;
  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-display: 'Space Grotesk', 'Inter', sans-serif;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Dark theme (default) */
[data-theme="dark"] {
  --bg-primary: #06080d;
  --bg-secondary: #0c1017;
  --bg-card: rgba(15, 20, 30, 0.65);
  --bg-glass: rgba(15, 20, 30, 0.45);
  --border-glass: rgba(0, 255, 163, 0.08);
  --border-hover: rgba(0, 255, 163, 0.25);
  --text-primary: #f0f4f8;
  --text-secondary: #8b97a8;
  --text-dim: #5a6577;
  --canvas-particle: 160;
  --navbar-bg: rgba(6, 8, 13, 0.7);
  --navbar-bg-scroll: rgba(6, 8, 13, 0.92);
  --input-bg: rgba(0, 0, 0, 0.3);
  --logo-filter: none;
}

/* Light theme */
[data-theme="light"] {
  --bg-primary: #f5f7fa;
  --bg-secondary: #e8ecf1;
  --bg-card: rgba(255, 255, 255, 0.75);
  --bg-glass: rgba(255, 255, 255, 0.55);
  --border-glass: rgba(0, 180, 122, 0.15);
  --border-hover: rgba(0, 180, 122, 0.4);
  --text-primary: #111827;
  --text-secondary: #4b5563;
  --text-dim: #9ca3af;
  --canvas-particle: 160;
  --navbar-bg: rgba(245, 247, 250, 0.75);
  --navbar-bg-scroll: rgba(245, 247, 250, 0.95);
  --input-bg: rgba(0, 0, 0, 0.04);
  --logo-filter: drop-shadow(0 0 6px rgba(0,180,100,0.3));
  --mint-glow: rgba(0, 200, 130, 0.12);
  --mint-glow-strong: rgba(0, 200, 130, 0.25);
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scrollbar-width: thin; scrollbar-color: var(--mint-dim) var(--bg-secondary); }
body {
  font-family: var(--font-main);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  transition: background 0.4s, color 0.4s;
}
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-secondary); }
::-webkit-scrollbar-thumb { background: var(--mint-dim); border-radius: 10px; }
a { color: var(--mint-primary); text-decoration: none; transition: color var(--transition-fast); }
a:hover { color: var(--text-primary); }
img { max-width: 100%; display: block; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

#bg-canvas { position: fixed; inset: 0; z-index: 0; pointer-events: none; }

/* Navbar */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding: 16px 0;
  background: var(--navbar-bg);
  backdrop-filter: blur(20px) saturate(1.5);
  border-bottom: 1px solid var(--border-glass);
  transition: var(--transition-smooth);
}
.navbar.scrolled { padding: 10px 0; background: var(--navbar-bg-scroll); box-shadow: 0 4px 30px rgba(0,0,0,0.15); }
.navbar .container { display: flex; align-items: center; justify-content: space-between; }
.nav-brand { display: flex; align-items: center; gap: 10px; font-family: var(--font-display); font-weight: 700; font-size: 1.3rem; color: var(--text-primary); }
.nav-brand img { width: 36px; height: 36px; border-radius: 10px; filter: var(--logo-filter); }
.nav-brand span { background: linear-gradient(135deg, var(--mint-primary), var(--mint-secondary)); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.nav-links { display: flex; align-items: center; gap: 6px; list-style: none; }
.nav-links a { padding: 8px 16px; border-radius: var(--radius-sm); color: var(--text-secondary); font-size: 0.88rem; font-weight: 500; transition: var(--transition-fast); }
.nav-links a:hover, .nav-links a.active { color: var(--mint-primary); background: var(--mint-glow); }
.nav-cta { background: linear-gradient(135deg, var(--mint-primary), var(--mint-secondary)) !important; color: var(--bg-primary) !important; font-weight: 600 !important; }
.nav-cta:hover { box-shadow: 0 0 25px var(--mint-glow-strong); transform: translateY(-1px); }

/* Theme toggle */
.theme-toggle {
  width: 40px; height: 40px; border-radius: 50%;
  background: var(--bg-glass); border: 1px solid var(--border-glass);
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  font-size: 1.15rem; transition: var(--transition-fast);
  color: var(--text-secondary); margin-left: 4px;
}
.theme-toggle:hover { border-color: var(--border-hover); color: var(--mint-primary); background: var(--mint-glow); }

.nav-toggle { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 4px; background: none; border: none; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--text-primary); border-radius: 2px; transition: var(--transition-fast); }

/* Hero */
.hero { position: relative; min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 120px 24px 80px; overflow: hidden; }
.hero-glow { position: absolute; border-radius: 50%; filter: blur(120px); pointer-events: none; animation: pulseGlow 6s ease-in-out infinite alternate; }
.hero-glow-1 { width: 500px; height: 500px; background: rgba(0,255,163,0.08); top: 10%; left: -5%; }
.hero-glow-2 { width: 400px; height: 400px; background: rgba(168,85,247,0.06); bottom: 10%; right: -5%; animation-delay: 3s; }
.hero-glow-3 { width: 300px; height: 300px; background: rgba(59,130,246,0.05); top: 50%; left: 50%; transform: translate(-50%,-50%); animation-delay: 1.5s; }
@keyframes pulseGlow { 0% { opacity: .5; transform: scale(1); } 100% { opacity: 1; transform: scale(1.15); } }

.hero-content { position: relative; z-index: 2; text-align: center; max-width: 820px; }
.hero-badge { display: inline-flex; align-items: center; gap: 8px; padding: 8px 20px; margin-bottom: 28px; background: var(--bg-glass); border: 1px solid var(--border-glass); border-radius: 50px; font-size: .85rem; font-weight: 500; color: var(--mint-primary); backdrop-filter: blur(10px); animation: fadeInUp .8s ease-out; }
.hero-badge .dot { width: 8px; height: 8px; background: var(--mint-primary); border-radius: 50%; animation: blink 2s ease-in-out infinite; }
@keyframes blink { 0%,100% { opacity:1; } 50% { opacity:.3; } }

.hero h1 { font-family: var(--font-display); font-size: clamp(2.8rem,6vw,5rem); font-weight: 800; line-height: 1.1; letter-spacing: -.03em; margin-bottom: 24px; animation: fadeInUp .8s ease-out .15s both; }
.hero h1 .typing-line { display: block; min-height: 1.15em; }
.hero h1 .highlight { background: linear-gradient(135deg, var(--mint-primary), var(--accent-blue), var(--accent-purple)); background-size: 200% auto; -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; animation: shimmer 4s linear infinite; }
@keyframes shimmer { 0% { background-position: 0% center; } 100% { background-position: 200% center; } }

.hero p { font-size: clamp(1rem,2vw,1.2rem); color: var(--text-secondary); max-width: 600px; margin: 0 auto 40px; line-height: 1.8; animation: fadeInUp .8s ease-out .3s both; }
.hero-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; animation: fadeInUp .8s ease-out .45s both; }

.btn { display: inline-flex; align-items: center; gap: 8px; padding: 14px 32px; border-radius: var(--radius-md); font-family: var(--font-main); font-size: .95rem; font-weight: 600; cursor: pointer; border: none; transition: var(--transition-smooth); }
.btn-primary { background: linear-gradient(135deg, var(--mint-primary), var(--mint-secondary)); color: #06080d; box-shadow: 0 4px 25px var(--mint-glow); }
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 8px 40px var(--mint-glow-strong); color: #06080d; }
.btn-secondary { background: var(--bg-glass); color: var(--text-primary); border: 1px solid var(--border-glass); backdrop-filter: blur(10px); }
.btn-secondary:hover { border-color: var(--border-hover); background: rgba(0,255,163,0.05); transform: translateY(-3px); }

.stats-bar { display: flex; justify-content: center; gap: 48px; margin-top: 64px; animation: fadeInUp .8s ease-out .6s both; }
.stat-item { text-align: center; }
.stat-value { font-family: var(--font-display); font-size: 2rem; font-weight: 700; color: var(--mint-primary); }
.stat-label { font-size: .8rem; color: var(--text-dim); text-transform: uppercase; letter-spacing: .1em; margin-top: 4px; }

/* Sections */
.section { position: relative; z-index: 1; padding: 100px 0; }
.section-header { text-align: center; max-width: 600px; margin: 0 auto 64px; }
.section-tag { display: inline-block; font-size: .8rem; font-weight: 600; text-transform: uppercase; letter-spacing: .15em; color: var(--mint-primary); margin-bottom: 16px; }
.section-header h2 { font-family: var(--font-display); font-size: clamp(2rem,4vw,2.8rem); font-weight: 700; line-height: 1.2; margin-bottom: 16px; }
.section-header p { color: var(--text-secondary); font-size: 1.05rem; }

/* Portfolio */
.portfolio-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: 28px; }
.project-card { background: var(--bg-card); border: 1px solid var(--border-glass); border-radius: var(--radius-lg); overflow: hidden; transition: var(--transition-smooth); }
.project-card:hover { transform: translateY(-8px); border-color: var(--border-hover); box-shadow: 0 20px 60px rgba(0,0,0,0.25), 0 0 40px var(--mint-glow); }
.project-image { width: 100%; height: 220px; overflow: hidden; position: relative; }
.project-image img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s ease; }
.project-card:hover .project-image img { transform: scale(1.08); }
.project-overlay { position: absolute; inset: 0; background: linear-gradient(to top, var(--bg-primary) 0%, transparent 60%); pointer-events: none; opacity: .7; }
.project-badge { position: absolute; top: 14px; left: 14px; padding: 5px 14px; background: rgba(6,8,13,0.7); border: 1px solid var(--border-glass); border-radius: 50px; font-size: .72rem; font-weight: 600; text-transform: uppercase; letter-spacing: .08em; backdrop-filter: blur(8px); z-index: 2; }
.project-badge.game { color: var(--accent-pink); border-color: rgba(236,72,153,0.2); }
.project-badge.app { color: var(--accent-blue); border-color: rgba(59,130,246,0.2); }
.project-badge.web { color: var(--accent-purple); border-color: rgba(168,85,247,0.2); }
.project-info { padding: 24px; position: relative; z-index: 2; }
.project-info h3 { font-family: var(--font-display); font-size: 1.25rem; font-weight: 700; margin-bottom: 8px; }
.project-info p { color: var(--text-secondary); font-size: .9rem; margin-bottom: 16px; line-height: 1.6; }
.project-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 18px; }
.project-tags span { padding: 4px 12px; background: rgba(0,255,163,0.06); border: 1px solid rgba(0,255,163,0.1); border-radius: 50px; font-size: .75rem; font-weight: 500; color: var(--mint-primary); }
.project-link { display: inline-flex; align-items: center; gap: 6px; font-size: .88rem; font-weight: 600; color: var(--mint-primary); transition: var(--transition-fast); }
.project-link:hover { gap: 10px; }

/* About */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.about-code-window { width: 100%; background: var(--bg-card); border: 1px solid var(--border-glass); border-radius: var(--radius-lg); overflow: hidden; box-shadow: 0 20px 60px rgba(0,0,0,0.2); }
.code-header { display: flex; align-items: center; gap: 8px; padding: 14px 18px; background: rgba(0,0,0,0.2); border-bottom: 1px solid var(--border-glass); }
.code-dot { width: 12px; height: 12px; border-radius: 50%; }
.code-dot.red { background: #ff5f57; } .code-dot.yellow { background: #febc2e; } .code-dot.green { background: #28c840; }
.code-title { margin-left: 12px; font-size: .78rem; color: var(--text-dim); }
.code-body { padding: 20px; font-family: 'Fira Code','SF Mono',monospace; font-size: .82rem; line-height: 1.9; color: var(--text-secondary); min-height: 240px; }
.code-body .keyword { color: var(--accent-purple); } .code-body .func { color: var(--accent-blue); } .code-body .string { color: var(--mint-primary); } .code-body .comment { color: var(--text-dim); font-style: italic; }
.about-text h2 { font-family: var(--font-display); font-size: 2.2rem; font-weight: 700; margin-bottom: 20px; line-height: 1.2; }
.about-text p { color: var(--text-secondary); margin-bottom: 16px; font-size: 1rem; }
.skills-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }
.skill-chip { padding: 8px 18px; background: var(--bg-glass); border: 1px solid var(--border-glass); border-radius: 50px; font-size: .82rem; font-weight: 500; color: var(--text-secondary); transition: var(--transition-fast); }
.skill-chip:hover { border-color: var(--border-hover); color: var(--mint-primary); background: var(--mint-glow); }

/* Services */
.services-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 24px; }
.service-card { padding: 36px 28px; background: var(--bg-card); border: 1px solid var(--border-glass); border-radius: var(--radius-lg); transition: var(--transition-smooth); text-align: center; }
.service-card:hover { transform: translateY(-6px); border-color: var(--border-hover); box-shadow: 0 15px 40px rgba(0,0,0,0.15), 0 0 30px var(--mint-glow); }
.service-icon { width: 56px; height: 56px; margin: 0 auto 20px; display: flex; align-items: center; justify-content: center; border-radius: var(--radius-md); font-size: 1.6rem; }
.service-icon.mint { background: rgba(0,255,163,0.1); } .service-icon.purple { background: rgba(168,85,247,0.1); }
.service-icon.blue { background: rgba(59,130,246,0.1); } .service-icon.pink { background: rgba(236,72,153,0.1); }
.service-card h3 { font-family: var(--font-display); font-size: 1.15rem; font-weight: 600; margin-bottom: 10px; }
.service-card p { color: var(--text-secondary); font-size: .88rem; line-height: 1.7; }

/* Contact */
.contact-wrapper { display: grid; grid-template-columns: 1fr 1.2fr; gap: 48px; background: var(--bg-card); border: 1px solid var(--border-glass); border-radius: var(--radius-xl); padding: 48px; backdrop-filter: blur(10px); }
.contact-info h3 { font-family: var(--font-display); font-size: 1.5rem; font-weight: 700; margin-bottom: 16px; }
.contact-info p { color: var(--text-secondary); margin-bottom: 32px; }
.contact-links { display: flex; flex-direction: column; gap: 16px; }
.contact-link-item { display: flex; align-items: center; gap: 14px; padding: 14px 18px; background: var(--input-bg); border: 1px solid var(--border-glass); border-radius: var(--radius-md); color: var(--text-secondary); transition: var(--transition-fast); }
.contact-link-item:hover { border-color: var(--border-hover); color: var(--mint-primary); background: var(--mint-glow); }
.contact-link-item .icon { width: 40px; height: 40px; display: flex; align-items: center; justify-content: center; background: var(--bg-glass); border-radius: var(--radius-sm); font-size: 1.1rem; }
.contact-form { display: flex; flex-direction: column; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: .82rem; font-weight: 500; color: var(--text-dim); }
.form-group input, .form-group textarea { padding: 14px 18px; background: var(--input-bg); border: 1px solid var(--border-glass); border-radius: var(--radius-sm); color: var(--text-primary); font-family: var(--font-main); font-size: .92rem; transition: var(--transition-fast); outline: none; }
.form-group input:focus, .form-group textarea:focus { border-color: var(--mint-primary); box-shadow: 0 0 0 3px var(--mint-glow); }
.form-group textarea { resize: vertical; min-height: 120px; }

/* Support page */
.page-hero { padding: 140px 24px 60px; text-align: center; position: relative; z-index: 1; }
.page-hero h1 { font-family: var(--font-display); font-size: clamp(2rem,4vw,3rem); font-weight: 800; margin-bottom: 16px; }
.page-hero p { color: var(--text-secondary); font-size: 1.1rem; max-width: 550px; margin: 0 auto; }
.faq-list { max-width: 760px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq-item { background: var(--bg-card); border: 1px solid var(--border-glass); border-radius: var(--radius-md); overflow: hidden; transition: var(--transition-fast); }
.faq-item.open { border-color: var(--border-hover); }
.faq-q { padding: 20px 24px; cursor: pointer; display: flex; justify-content: space-between; align-items: center; font-weight: 600; font-size: .95rem; }
.faq-q .chevron { transition: transform .3s; font-size: .8rem; color: var(--text-dim); }
.faq-item.open .faq-q .chevron { transform: rotate(180deg); color: var(--mint-primary); }
.faq-a { padding: 0 24px; max-height: 0; overflow: hidden; transition: max-height .4s ease, padding .4s ease; color: var(--text-secondary); font-size: .92rem; line-height: 1.7; }
.faq-item.open .faq-a { max-height: 300px; padding: 0 24px 20px; }

/* Members page */
.members-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 28px; max-width: 900px; margin: 0 auto; }
.member-card { background: var(--bg-card); border: 1px solid var(--border-glass); border-radius: var(--radius-lg); padding: 36px 28px; text-align: center; transition: var(--transition-smooth); }
.member-card:hover { transform: translateY(-6px); border-color: var(--border-hover); box-shadow: 0 15px 40px rgba(0,0,0,0.15), 0 0 30px var(--mint-glow); }
.member-avatar { width: 90px; height: 90px; border-radius: 50%; margin: 0 auto 18px; background: linear-gradient(135deg, var(--mint-primary), var(--accent-purple)); display: flex; align-items: center; justify-content: center; font-size: 2.2rem; font-weight: 700; color: #fff; box-shadow: 0 0 25px var(--mint-glow); }
.member-card h3 { font-family: var(--font-display); font-size: 1.15rem; font-weight: 700; margin-bottom: 4px; }
.member-card .role { color: var(--mint-primary); font-size: .82rem; font-weight: 600; margin-bottom: 14px; }
.member-card p { color: var(--text-secondary); font-size: .88rem; line-height: 1.6; }

/* Footer */
.footer { position: relative; z-index: 1; padding: 48px 0 24px; border-top: 1px solid var(--border-glass); }
.footer-content { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 16px; }
.footer-brand { display: flex; align-items: center; gap: 10px; font-family: var(--font-display); font-weight: 600; font-size: 1.1rem; color: var(--text-primary); }
.footer-brand img { width: 28px; height: 28px; border-radius: 8px; }
.footer-links { display: flex; gap: 24px; }
.footer-links a { color: var(--text-dim); font-size: .85rem; transition: var(--transition-fast); }
.footer-links a:hover { color: var(--mint-primary); }
.footer-copy { width: 100%; text-align: center; margin-top: 32px; padding-top: 24px; border-top: 1px solid var(--border-glass); color: var(--text-dim); font-size: .8rem; }

/* Animations */
@keyframes fadeInUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }
.reveal { opacity: 0; transform: translateY(40px); transition: opacity .7s ease-out, transform .7s ease-out; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* Responsive */
@media (max-width: 900px) {
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .about-visual { order: -1; }
  .contact-wrapper { grid-template-columns: 1fr; padding: 32px; }
  .stats-bar { gap: 28px; flex-wrap: wrap; }
  .portfolio-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .nav-links { display: none; flex-direction: column; position: absolute; top: 100%; left: 0; right: 0; background: var(--bg-primary); border-bottom: 1px solid var(--border-glass); padding: 20px 24px; gap: 4px; align-items: center; z-index: 200; box-shadow: 0 20px 40px rgba(0,0,0,0.3); }
  .nav-links.open { display: flex; }
  .nav-links li { width: 100%; text-align: center; }
  .nav-links a { display: block; padding: 12px 16px; }
  .nav-toggle { display: flex; }
  .hero { padding: 100px 20px 60px; min-height: auto; }
  .hero h1 { font-size: 2.2rem; }
  .section { padding: 60px 0; }
  .hero-buttons { flex-direction: column; align-items: center; }
  .btn { width: 100%; max-width: 300px; justify-content: center; }
  .members-grid { grid-template-columns: 1fr; }
  .footer-content { flex-direction: column; text-align: center; }
  .footer-links { flex-wrap: wrap; justify-content: center; gap: 16px; }
  .services-grid { grid-template-columns: 1fr; }
  .page-hero { padding: 110px 20px 40px; }
  .theme-toggle { margin: 8px auto 0; }
}