/* TRIODE CFC - Beta Landing Page Styles */
:root{--neon:#00ff41;--neon-dim:#00cc33;--neon-glow:rgba(0,255,65,0.4);--bg-dark:#000000;--bg-card:rgba(0,20,10,0.85);--bg-card-hover:rgba(0,40,20,0.9);--text-primary:#ffffff;--text-secondary:rgba(255,255,255,0.7);--text-muted:rgba(255,255,255,0.5);--border:rgba(0,255,65,0.2);--border-bright:rgba(0,255,65,0.5);--font-display:'Orbitron',monospace;--font-body:'Rajdhani',sans-serif;--ease-out:cubic-bezier(0.16,1,0.3,1)}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--font-body);font-weight:400;color:var(--text-primary);background:var(--bg-dark);line-height:1.6;overflow-x:hidden}
::-webkit-scrollbar{width:8px}
::-webkit-scrollbar-track{background:var(--bg-dark)}
::-webkit-scrollbar-thumb{background:var(--border-bright);border-radius:4px}
::-webkit-scrollbar-thumb:hover{background:var(--neon)}

/* ANIMATED GRID BACKGROUND */
.grid-bg{position:fixed;top:0;left:0;width:100%;height:100%;z-index:-1;overflow:hidden}
.sky{position:absolute;top:0;left:0;width:100%;height:45%;background:linear-gradient(to bottom,#000 0%,#000a05 100%)}
.horizon{position:absolute;top:45%;left:0;width:100%;height:1px;background:var(--neon);box-shadow:0 0 6px var(--neon),0 0 15px rgba(0,255,65,0.3)}
.grid-floor{position:absolute;top:45%;left:0;width:100%;height:55%;overflow:hidden;perspective:200px;perspective-origin:50% 0%}
.grid-plane{position:absolute;top:0;left:-100%;width:300%;height:300%;transform:rotateX(85deg);transform-origin:50% 0%;background:repeating-linear-gradient(0deg,transparent,transparent 19px,rgba(0,255,65,0.15) 19px,rgba(0,255,65,0.15) 20px),repeating-linear-gradient(90deg,transparent,transparent 29px,rgba(0,255,65,0.15) 29px,rgba(0,255,65,0.15) 30px);background-size:30px 20px;animation:grid-scroll 4s linear infinite;}
@keyframes grid-scroll{0%{background-position:0 0}100%{background-position:0 20px}}

.glow-overlay{position:fixed;top:0;left:0;width:100%;height:100%;pointer-events:none;background:radial-gradient(ellipse at 50% 45%,rgba(0,255,65,0.04) 0%,transparent 50%);animation:pulse-glow 6s ease-in-out infinite}
@keyframes pulse-glow{0%,100%{opacity:0.4}50%{opacity:0.7}}
.scanlines{position:fixed;top:0;left:0;width:100%;height:100%;pointer-events:none;background:repeating-linear-gradient(0deg,transparent,transparent 3px,rgba(0,0,0,0.015) 3px,rgba(0,0,0,0.015) 4px);opacity:0.2}

/* NAVIGATION */
.nav{position:fixed;top:0;left:0;right:0;z-index:100;padding:1rem 2rem;background:linear-gradient(to bottom,rgba(0,0,0,0.9) 0%,transparent 100%);transition:background 0.3s ease,backdrop-filter 0.3s ease}
.nav-container{max-width:1400px;margin:0 auto;display:flex;align-items:center;justify-content:space-between}
.logo{display:flex;align-items:center;gap:0.75rem;text-decoration:none;color:var(--text-primary)}
.logo-mark{height:1.75rem;width:1.75rem;object-fit:contain;flex-shrink:0;display:block;filter:drop-shadow(0 0 10px var(--neon-glow));animation:logo-pulse 3s ease-in-out infinite}
.feature-icon,.gallery-icon svg{animation:logo-pulse 3s ease-in-out infinite;filter:drop-shadow(0 0 10px var(--neon-glow))}
@keyframes logo-pulse{0%,100%{opacity:1;filter:drop-shadow(0 0 10px var(--neon-glow))}50%{opacity:0.72;filter:drop-shadow(0 0 20px rgba(0,255,65,0.75))}}
.logo-text{font-family:var(--font-display);font-size:1.25rem;font-weight:700;letter-spacing:0.15em}
.nav-links{display:flex;gap:2.5rem}
.nav-links a{color:var(--text-secondary);text-decoration:none;font-size:0.95rem;font-weight:500;letter-spacing:0.05em;transition:color 0.3s ease}
.nav-links a:hover{color:var(--neon)}
.nav-admin{color:var(--text-muted);text-decoration:none;font-size:0.7rem;font-weight:500;letter-spacing:0.08em;text-transform:uppercase;transition:color 0.3s ease;opacity:0.6}
.nav-admin:hover{color:var(--neon);opacity:1}

/* BUTTONS */
.btn{display:inline-flex;align-items:center;gap:0.75rem;padding:0.85rem 1.75rem;font-family:var(--font-display);font-size:0.85rem;font-weight:600;letter-spacing:0.1em;text-decoration:none;border:none;cursor:pointer;transition:all 0.3s var(--ease-out);white-space:nowrap}
.btn-primary{background:var(--neon);color:var(--bg-dark);border:1px solid var(--neon);box-shadow:0 0 20px var(--neon-glow)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 40px var(--neon-glow),0 8px 30px rgba(0,255,65,0.3)}
.btn-primary:disabled{opacity:0.5;cursor:not-allowed;transform:none;box-shadow:none}
.btn-secondary{background:transparent;color:var(--text-primary);border:1px solid var(--border-bright)}
.btn-secondary:hover{border-color:var(--neon);color:var(--neon);box-shadow:0 0 20px var(--neon-glow)}

/* HERO */
.hero{min-height:100vh;display:flex;align-items:center;padding:8rem 2rem 4rem;max-width:1400px;margin:0 auto;gap:4rem}
.hero-content{flex:1;max-width:650px}
.hero-badge{display:inline-block;padding:0.5rem 1rem;background:var(--bg-card);border:1px solid var(--border);font-size:0.8rem;font-weight:600;letter-spacing:0.15em;text-transform:uppercase;color:var(--neon);margin-bottom:1.5rem}
.hero-title{font-family:var(--font-display);font-size:clamp(3rem,8vw,5rem);font-weight:900;line-height:1.1;margin-bottom:1.5rem}
.title-line{display:block}
.title-line.accent{color:var(--neon);text-shadow:0 0 40px var(--neon-glow)}
.hero-subtitle{font-size:1.2rem;color:var(--text-secondary);margin-bottom:2rem;max-width:500px;line-height:1.7}
.hero-stats{display:flex;gap:3rem;padding-top:2rem;border-top:1px solid var(--border)}
.stat{display:flex;flex-direction:column}
.stat-value{font-family:var(--font-display);font-size:1.5rem;font-weight:700;color:var(--neon)}
.stat-label{font-size:0.85rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:0.1em}

/* HERO VISUAL */
.hero-visual{flex:1;display:flex;justify-content:center;align-items:center}
.node-preview{position:relative;width:400px;height:300px}
.node{position:absolute;background:var(--bg-card);border:1px solid var(--border-bright);border-radius:4px;padding:0;min-width:140px;box-shadow:0 0 20px rgba(0,255,65,0.1);animation:float 6s ease-in-out infinite}
.node-1{top:20px;left:0;animation-delay:0s}
.node-2{top:150px;left:20px;animation-delay:-2s}
.node-3{top:80px;right:0;animation-delay:-4s}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}
.node-header{background:linear-gradient(90deg,var(--neon-dim) 0%,transparent 100%);padding:0.5rem 1rem;font-family:var(--font-display);font-size:0.75rem;font-weight:600;letter-spacing:0.05em;color:var(--bg-dark);border-bottom:1px solid var(--border)}
.node-value{padding:1rem;font-family:var(--font-display);font-size:1.25rem;color:var(--neon);text-align:center}
.node-ports{display:flex;justify-content:space-between;padding:1rem}
.port{width:12px;height:12px;border-radius:50%;background:var(--bg-dark);border:2px solid var(--neon);box-shadow:0 0 8px var(--neon-glow)}
.node-chart{padding:0.5rem;height:60px}
.chart-line{fill:none;stroke:var(--neon);stroke-width:1.5;opacity:0.8}
.connection-lines{position:absolute;top:0;left:0;width:100%;height:100%;pointer-events:none}
.wire{fill:none;stroke:var(--neon);stroke-width:2;opacity:0.4;stroke-dasharray:8 4;animation:wire-flow 2s linear infinite}
@keyframes wire-flow{0%{stroke-dashoffset:0}100%{stroke-dashoffset:-12}}

/* SIGNUP FORM */
.signup-form{max-width:480px;margin-bottom:2rem}
.form-row{display:flex;margin-bottom:0.75rem}
.email-input{flex:1;padding:0.85rem 1.25rem;background:rgba(0,20,10,0.8);border:1px solid var(--border-bright);border-right:none;color:var(--neon);font-family:var(--font-body);font-size:0.95rem;outline:none;transition:border-color 0.3s,box-shadow 0.3s;min-width:0}
.email-input:focus{border-color:var(--neon);box-shadow:0 0 15px var(--neon-glow)}
.email-input::placeholder{color:var(--text-muted)}
.form-options{display:flex;flex-direction:column;gap:0.5rem;margin-bottom:0.75rem}
.checkbox-label{display:flex;align-items:center;gap:0.6rem;cursor:pointer;font-size:0.85rem;color:var(--text-secondary);user-select:none}
.checkbox-label input[type="checkbox"]{position:absolute;opacity:0;width:0;height:0;pointer-events:none}
.checkmark{width:16px;height:16px;border:1px solid var(--border-bright);background:transparent;display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;transition:all 0.2s ease;position:relative}
.checkbox-label input[type="checkbox"]:checked+.checkmark{background:var(--neon);border-color:var(--neon)}
.checkbox-label input[type="checkbox"]:checked+.checkmark::after{content:'';width:4px;height:8px;border:solid var(--bg-dark);border-width:0 2px 2px 0;transform:rotate(45deg);margin-bottom:2px}
.form-message{font-size:0.85rem;min-height:1.2em}
.form-message.error{color:#ff4141}
.form-message.success{color:var(--neon)}
.form-success{padding:1.25rem;border:1px solid var(--neon);background:rgba(0,255,65,0.05);color:var(--neon);font-size:0.95rem;text-align:center;font-family:var(--font-body)}

/* SECTIONS */
.section-container{max-width:1200px;margin:0 auto;padding:6rem 2rem;text-align:center}
.section-header{margin-bottom:3rem}
.section-badge{display:inline-block;padding:0.4rem 1rem;background:var(--bg-card);border:1px solid var(--border);font-size:0.75rem;font-weight:600;letter-spacing:0.2em;color:var(--neon);margin-bottom:1rem}
.section-title{font-family:var(--font-display);font-size:clamp(2rem,5vw,3rem);font-weight:700;margin-bottom:1rem}
.section-subtitle{font-size:1.1rem;color:var(--text-secondary);max-width:600px;margin:0 auto}

/* FEATURES */
.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1.5rem;text-align:left}
.feature-card{background:var(--bg-card);border:1px solid var(--border);padding:2rem;transition:all 0.4s var(--ease-out)}
.feature-card:hover{border-color:var(--neon);transform:translateY(-4px);box-shadow:0 20px 40px rgba(0,255,65,0.1)}
.feature-icon{font-size:2rem;margin-bottom:1rem;color:var(--neon);text-shadow:0 0 20px var(--neon-glow)}
.feature-card h3{font-family:var(--font-display);font-size:1.05rem;font-weight:600;margin-bottom:0.75rem;letter-spacing:0.05em}
.feature-card p{color:var(--text-secondary);font-size:0.95rem;line-height:1.7}

/* GALLERY */
.gallery-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1.5rem;text-align:left}
.gallery-card{background:var(--bg-card);border:1px solid var(--border);overflow:hidden;transition:all 0.4s var(--ease-out)}
.gallery-card:hover{border-color:var(--border-bright);transform:translateY(-2px);box-shadow:0 10px 30px rgba(0,255,65,0.08)}
.gallery-placeholder{aspect-ratio:16/9;background:rgba(0,10,5,0.5);display:block;overflow:hidden;border-bottom:1px solid var(--border);position:relative}
.gallery-shot{width:100%;height:100%;object-fit:cover;display:block;vertical-align:top;transition:transform 0.45s var(--ease-out),opacity 0.3s ease;opacity:0.95}
.gallery-card:hover .gallery-shot{transform:scale(1.02);opacity:1}
.gallery-caption{padding:1rem 1.25rem;font-family:var(--font-display);font-size:0.8rem;font-weight:500;letter-spacing:0.08em;color:var(--text-secondary);text-transform:uppercase}
.gallery-note{margin-top:2rem;color:var(--text-muted);font-size:0.85rem;font-style:italic}

/* ABOUT */
.about{background:linear-gradient(to bottom,transparent,rgba(0,255,65,0.02),transparent)}
.about-content{max-width:720px;margin:0 auto;text-align:left}
.about-content p{color:var(--text-secondary);font-size:1.05rem;line-height:1.8;margin-bottom:1.25rem}
.about-content .signup-form{margin:2.5rem auto 0}
.name-origin{margin:2.75rem 0 0;padding:1.5rem;background:var(--bg-card);border:1px solid var(--border);box-shadow:0 0 28px rgba(0,255,65,0.08)}
.name-origin-copy h3{font-family:var(--font-display);font-size:1rem;letter-spacing:0.12em;color:var(--neon);margin-bottom:0.85rem;text-transform:uppercase}
.name-origin-copy p{font-size:0.98rem;margin-bottom:1rem}
.triode-origin-diagram{display:block;width:100%;height:auto;margin-top:1.25rem;border:1px solid rgba(0,255,65,0.18);background:rgba(0,0,0,0.35)}
.triode-origin-diagram text{fill:var(--neon);font-family:var(--font-display);font-size:14px;letter-spacing:0.08em}
.triode-origin-diagram .diagram-note{fill:var(--text-muted);font-family:var(--font-body);font-size:13px;letter-spacing:0.03em}
.triode-origin-diagram .diagram-side-label{fill:rgba(0,255,65,0.72);font-size:11px;letter-spacing:0.12em}

/* FOOTER */
.footer{border-top:1px solid var(--border);padding-top:4rem}
.footer-container{max-width:1200px;margin:0 auto;padding:0 2rem;display:flex;justify-content:space-between;flex-wrap:wrap;gap:3rem}
.footer-brand{max-width:250px}
.footer-logo-row{display:flex;align-items:center;gap:0.75rem;flex-wrap:wrap;margin-bottom:0.5rem}.footer-brand .logo-mark{height:2.5rem;width:2.5rem}
.footer-brand .logo-text{font-family:var(--font-display);font-size:1.25rem;font-weight:700;letter-spacing:0.15em}
.footer-brand p{margin-top:0.75rem;color:var(--text-muted);font-size:0.9rem}
.footer-company{font-size:0.8rem !important;opacity:0.7;margin-top:0.25rem !important}
.footer-links{display:flex;gap:4rem}
.footer-col h4{font-family:var(--font-display);font-size:0.85rem;font-weight:600;letter-spacing:0.1em;margin-bottom:1rem;color:var(--neon)}
.footer-col a{display:block;color:var(--text-muted);text-decoration:none;font-size:0.9rem;padding:0.4rem 0;transition:color 0.3s ease}
.footer-col a:hover{color:var(--text-primary)}
.footer-bottom{max-width:1200px;margin:3rem auto 0;padding:2rem;border-top:1px solid var(--border);text-align:center}
.footer-bottom p{color:var(--text-muted);font-size:0.85rem}

/* CONTACT PAGE */
.contact-page .nav{background:linear-gradient(to bottom,rgba(0,0,0,0.9) 0%,transparent 100%)}
.contact-main{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:8rem 2rem 4rem}
.contact-card{width:min(680px,100%);padding:2.25rem;background:var(--bg-card);border:1px solid var(--border-bright);box-shadow:0 0 35px rgba(0,255,65,0.1);text-align:left}
.contact-card h1{font-family:var(--font-display);font-size:clamp(2rem,5vw,3rem);letter-spacing:0.08em;margin:0.75rem 0 1rem;color:var(--text-primary)}
.contact-card p{color:var(--text-secondary);font-size:1.05rem;line-height:1.8;margin-bottom:1rem}
.contact-email{margin:1.5rem 0 1rem;padding:1rem 1.25rem;border:1px solid var(--border);background:rgba(0,0,0,0.35);color:var(--neon);font-family:var(--font-display);font-size:clamp(1rem,4vw,1.35rem);letter-spacing:0.06em;word-break:break-word}
.contact-copy{margin-bottom:1.25rem}
.contact-note{font-size:0.9rem !important;color:var(--text-muted) !important}
.contact-back a{color:var(--neon);text-decoration:none;font-family:var(--font-display);font-size:0.85rem;letter-spacing:0.08em}
.contact-back a:hover{text-decoration:underline}

/* ANIMATIONS */
.animate-in{opacity:0;transform:translateY(30px);transition:opacity 0.6s ease,transform 0.6s ease}
.animate-in.visible{opacity:1;transform:translateY(0)}

/* RESPONSIVE */
@media(max-width:968px){
.hero{flex-direction:column;text-align:center;padding-top:6rem}
.hero-content{max-width:100%}
.hero-subtitle{margin-left:auto;margin-right:auto}
.signup-form{margin-left:auto;margin-right:auto}
.form-options{align-items:flex-start;margin-left:auto;margin-right:auto;width:fit-content}
.hero-stats{justify-content:center}
.hero-visual{display:none}
.nav-links{display:none}
.gallery-grid{grid-template-columns:repeat(2,1fr)}
.about-content{text-align:center}
.name-origin{text-align:left}
}
@media(max-width:640px){
.hero-stats{gap:2rem;flex-wrap:wrap;justify-content:center}
.form-row{flex-direction:column}
.email-input{border-right:1px solid var(--border-bright);border-bottom:none}
.btn{width:100%;justify-content:center}
.features-grid{grid-template-columns:1fr}
.gallery-grid{grid-template-columns:1fr}
.footer-container{flex-direction:column}
.footer-links{flex-direction:column;gap:2rem}
.section-container{padding:4rem 1.25rem}
}