@import "https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&family=JetBrains+Mono:wght@400;500;600&display=swap";
:root{--bg-primary:#0a0a0f;--bg-secondary:#12121a;--bg-tertiary:#1a1a26;--bg-card:#161623b3;--bg-card-hover:#1e1e32d9;--bg-glass:#ffffff0a;--bg-glass-hover:#ffffff14;--bg-nav:#0a0a0fd9;--text-primary:#f0f0f5;--text-secondary:#a0a0b8;--text-muted:#6b6b82;--accent-primary:#6366f1;--accent-secondary:#818cf8;--accent-glow:#6366f140;--accent-cyan:#22d3ee;--accent-green:#34d399;--accent-orange:#fb923c;--accent-rose:#fb7185;--border-color:#ffffff0f;--border-hover:#ffffff1f;--shadow-sm:0 2px 8px #0000004d;--shadow-md:0 8px 32px #0006;--shadow-lg:0 16px 64px #00000080;--shadow-glow:0 0 40px var(--accent-glow);--gradient-hero:linear-gradient(135deg, #6366f1 0%, #22d3ee 50%, #34d399 100%);--gradient-card:linear-gradient(145deg, #6366f114, #22d3ee0a);--gradient-bg:radial-gradient(ellipse at 20% 50%, #6366f114 0%, transparent 60%), radial-gradient(ellipse at 80% 20%, #22d3ee0f 0%, transparent 50%);--radius-sm:8px;--radius-md:12px;--radius-lg:20px;--radius-xl:28px;--radius-full:9999px;--transition-fast:.2s cubic-bezier(.4, 0, .2, 1);--transition-base:.3s cubic-bezier(.4, 0, .2, 1);--transition-slow:.5s cubic-bezier(.4, 0, .2, 1);--font-main:"Outfit", -apple-system, BlinkMacSystemFont, sans-serif;--font-mono:"JetBrains Mono", monospace}[data-theme=light]{--bg-primary:#f8f9fc;--bg-secondary:#fff;--bg-tertiary:#eef0f6;--bg-card:#ffffffd9;--bg-card-hover:#fffffff2;--bg-glass:#6366f10a;--bg-glass-hover:#6366f114;--bg-nav:#f8f9fce6;--text-primary:#1a1a2e;--text-secondary:#4a4a6a;--text-muted:#8888a0;--border-color:#0000000f;--border-hover:#0000001f;--shadow-sm:0 2px 8px #6366f10f;--shadow-md:0 8px 32px #6366f114;--shadow-lg:0 16px 64px #6366f11a;--gradient-card:linear-gradient(145deg, #6366f10f, #22d3ee08);--gradient-bg:radial-gradient(ellipse at 20% 50%, #6366f10f 0%, transparent 60%), radial-gradient(ellipse at 80% 20%, #22d3ee0a 0%, transparent 50%)}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;font-size:16px}body{font-family:var(--font-main);background-color:var(--bg-primary);color:var(--text-primary);transition:background-color var(--transition-base), color var(--transition-base);line-height:1.6;overflow-x:hidden}body:before{content:"";background:var(--gradient-bg);pointer-events:none;z-index:0;position:fixed;inset:0}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}button{cursor:pointer;background:0 0;border:none;font-family:inherit}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{background:var(--accent-primary);border-radius:var(--radius-full)}.bg-grid{z-index:0;pointer-events:none;background-image:linear-gradient(var(--border-color) 1px, transparent 1px), linear-gradient(90deg, var(--border-color) 1px, transparent 1px);opacity:.4;background-size:60px 60px;position:fixed;inset:0;-webkit-mask-image:radial-gradient(#000 20%,#0000 70%);mask-image:radial-gradient(#000 20%,#0000 70%)}.navbar{z-index:1000;background:var(--bg-nav);-webkit-backdrop-filter:blur(20px)saturate(180%);border-bottom:1px solid var(--border-color);height:72px;transition:background var(--transition-base);justify-content:space-between;align-items:center;padding:0 2rem;display:flex;position:fixed;top:0;left:0;right:0}.nav-brand{align-items:center;gap:10px;display:flex}.nav-logo{background:var(--gradient-hero);border-radius:var(--radius-sm);color:#fff;justify-content:center;align-items:center;width:38px;height:38px;font-size:1.1rem;font-weight:800;display:flex;position:relative;overflow:hidden}.nav-logo:after{content:"";background:linear-gradient(135deg,#0000 40%,#fff3);position:absolute;inset:0}.nav-logo span{z-index:1;position:relative}.nav-title{letter-spacing:-.5px;font-size:1.35rem;font-weight:700}.nav-title .highlight{background:var(--gradient-hero);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}.nav-links{align-items:center;gap:2rem;list-style:none;display:flex}.nav-links a{color:var(--text-secondary);transition:color var(--transition-fast);font-size:.9rem;font-weight:500;position:relative}.nav-links a:after{content:"";background:var(--gradient-hero);border-radius:var(--radius-full);width:0;height:2px;transition:width var(--transition-base);position:absolute;bottom:-4px;left:0}.nav-links a:hover{color:var(--text-primary)}.nav-links a:hover:after{width:100%}.nav-actions{align-items:center;gap:12px;display:flex}.theme-toggle{border-radius:var(--radius-md);background:var(--bg-glass);border:1px solid var(--border-color);width:44px;height:44px;color:var(--text-secondary);transition:all var(--transition-fast);justify-content:center;align-items:center;font-size:1.2rem;display:flex;position:relative;overflow:hidden}.theme-toggle:hover{background:var(--bg-glass-hover);border-color:var(--border-hover);color:var(--accent-secondary);transform:rotate(15deg)}.theme-toggle .icon-sun,.theme-toggle .icon-moon{transition:all var(--transition-base);position:absolute}.theme-toggle .icon-sun{opacity:0;transform:scale(.5)rotate(-90deg)}.theme-toggle .icon-moon,[data-theme=light] .theme-toggle .icon-sun{opacity:1;transform:scale(1)rotate(0)}[data-theme=light] .theme-toggle .icon-moon{opacity:0;transform:scale(.5)rotate(90deg)}.btn-login{border-radius:var(--radius-full);color:var(--text-primary);background:var(--bg-glass);border:1px solid var(--border-color);transition:all var(--transition-fast);padding:10px 24px;font-size:.88rem;font-weight:600}.btn-login:hover{background:var(--bg-glass-hover);border-color:var(--border-hover)}.btn-signup{border-radius:var(--radius-full);color:#fff;background:var(--accent-primary);transition:all var(--transition-fast);box-shadow:0 4px 16px var(--accent-glow);border:1px solid #0000;padding:10px 24px;font-size:.88rem;font-weight:600}.btn-signup:hover{background:var(--accent-secondary);box-shadow:0 6px 24px var(--accent-glow);transform:translateY(-1px)}.mobile-menu-toggle{border-radius:var(--radius-md);background:var(--bg-glass);border:1px solid var(--border-color);flex-direction:column;justify-content:center;align-items:center;gap:5px;width:44px;height:44px;display:none}.mobile-menu-toggle span{background:var(--text-primary);width:20px;height:2px;transition:all var(--transition-fast);border-radius:2px;display:block}.hero{z-index:1;align-items:center;min-height:100vh;padding:120px 2rem 80px;display:flex;position:relative;overflow:hidden}.hero-content{grid-template-columns:1fr 1fr;align-items:center;gap:4rem;width:100%;max-width:1280px;margin:0 auto;display:grid}.hero-text{z-index:2;position:relative}.hero-badge{background:var(--bg-glass);border:1px solid var(--border-color);border-radius:var(--radius-full);color:var(--text-secondary);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);align-items:center;gap:8px;margin-bottom:1.5rem;padding:6px 16px 6px 8px;font-size:.82rem;font-weight:500;animation:.6s ease-out fadeInUp;display:inline-flex}.hero-badge .badge-dot{background:var(--accent-green);border-radius:50%;width:8px;height:8px;animation:2s ease-in-out infinite pulse-dot}.hero-title{letter-spacing:-2px;margin-bottom:1.5rem;font-size:clamp(2.8rem,5.5vw,4.5rem);font-weight:800;line-height:1.08;animation:.6s ease-out .1s both fadeInUp}.hero-title .gradient-text{background:var(--gradient-hero);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}.hero-subtitle{color:var(--text-secondary);max-width:500px;margin-bottom:2.5rem;font-size:1.15rem;line-height:1.7;animation:.6s ease-out .2s both fadeInUp}.hero-cta{align-items:center;gap:16px;animation:.6s ease-out .3s both fadeInUp;display:flex}.btn-primary{background:var(--accent-primary);color:#fff;border-radius:var(--radius-full);transition:all var(--transition-fast);box-shadow:0 4px 20px var(--accent-glow);align-items:center;gap:8px;padding:14px 32px;font-size:.95rem;font-weight:600;display:inline-flex;position:relative;overflow:hidden}.btn-primary:before{content:"";opacity:0;transition:opacity var(--transition-fast);background:linear-gradient(135deg,#0000,#ffffff26);position:absolute;inset:0}.btn-primary:hover{box-shadow:0 8px 32px var(--accent-glow);transform:translateY(-2px)}.btn-primary:hover:before{opacity:1}.btn-secondary{background:var(--bg-glass);color:var(--text-primary);border-radius:var(--radius-full);border:1px solid var(--border-color);transition:all var(--transition-fast);align-items:center;gap:8px;padding:14px 28px;font-size:.95rem;font-weight:600;display:inline-flex}.btn-secondary:hover{background:var(--bg-glass-hover);border-color:var(--border-hover);transform:translateY(-2px)}.hero-stats{border-top:1px solid var(--border-color);gap:2.5rem;margin-top:3rem;padding-top:2rem;animation:.6s ease-out .4s both fadeInUp;display:flex}.stat-value{letter-spacing:-1px;background:var(--gradient-hero);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;font-size:1.8rem;font-weight:800}.stat-label{color:var(--text-muted);margin-top:2px;font-size:.82rem;font-weight:500}.hero-visual{justify-content:center;align-items:center;animation:.8s ease-out .2s both fadeInUp;display:flex;position:relative}.hero-image-wrapper{border-radius:var(--radius-xl);border:1px solid var(--border-color);width:100%;max-width:540px;box-shadow:var(--shadow-lg);position:relative;overflow:hidden}.hero-image-wrapper img{width:100%;height:auto;transition:transform var(--transition-slow);display:block}.hero-image-wrapper:hover img{transform:scale(1.03)}.hero-image-wrapper:after{content:"";background:linear-gradient(180deg, transparent 50%, var(--bg-primary));opacity:.4;pointer-events:none;position:absolute;inset:0}.hero-float{background:var(--bg-card);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border:1px solid var(--border-color);border-radius:var(--radius-md);color:var(--text-secondary);box-shadow:var(--shadow-md);z-index:3;align-items:center;gap:10px;padding:12px 18px;font-size:.82rem;font-weight:500;animation:6s ease-in-out infinite float;display:flex;position:absolute}.hero-float:nth-child(2){animation-delay:-2s;top:12%;right:-10%}.hero-float:nth-child(3){animation-delay:-4s;bottom:20%;left:-8%}.hero-float .float-icon{border-radius:var(--radius-sm);justify-content:center;align-items:center;width:32px;height:32px;font-size:1rem;display:flex}.float-icon.arduino{color:#00979c;background:#00979c26}.float-icon.raspberry{color:#c43059;background:#c4305926}.section-projects{z-index:1;padding:6rem 2rem;position:relative}.section-header{text-align:center;max-width:640px;margin:0 auto 3rem}.section-tag{background:var(--bg-glass);border-radius:var(--radius-full);color:var(--accent-secondary);text-transform:uppercase;letter-spacing:1.5px;border:1px solid var(--border-color);align-items:center;gap:6px;margin-bottom:1rem;padding:5px 14px;font-size:.78rem;font-weight:600;display:inline-flex}.section-title{letter-spacing:-1.5px;margin-bottom:1rem;font-size:clamp(2rem,3.5vw,2.8rem);font-weight:800}.section-desc{color:var(--text-secondary);font-size:1.05rem;line-height:1.7}.filter-bar{flex-wrap:wrap;justify-content:center;align-items:center;gap:8px;margin-bottom:3rem;display:flex}.filter-btn{border-radius:var(--radius-full);color:var(--text-secondary);background:var(--bg-glass);border:1px solid var(--border-color);transition:all var(--transition-fast);cursor:pointer;padding:10px 24px;font-size:.88rem;font-weight:600;position:relative;overflow:hidden}.filter-btn:hover{color:var(--text-primary);background:var(--bg-glass-hover);border-color:var(--border-hover)}.filter-btn.active{color:#fff;background:var(--accent-primary);border-color:var(--accent-primary);box-shadow:0 4px 16px var(--accent-glow)}.filter-btn .level-dot{border-radius:50%;width:7px;height:7px;margin-right:6px;display:inline-block}.level-basic{background:var(--accent-green)}.level-advanced{background:var(--accent-orange)}.level-expert{background:var(--accent-rose)}.projects-grid{grid-template-columns:repeat(auto-fill,minmax(360px,1fr));gap:1.5rem;max-width:1280px;margin:0 auto;display:grid}.project-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);transition:all var(--transition-base);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);animation:.5s ease-out both fadeInUp;position:relative;overflow:hidden}.project-card:hover{border-color:var(--border-hover);box-shadow:var(--shadow-lg);background:var(--bg-card-hover);transform:translateY(-6px)}.project-card:before{content:"";background:var(--gradient-hero);opacity:0;height:2px;transition:opacity var(--transition-fast);position:absolute;top:0;left:0;right:0}.project-card:hover:before{opacity:1}.card-image{height:210px;position:relative;overflow:hidden}.card-image img{object-fit:cover;width:100%;height:100%;transition:transform var(--transition-slow)}.project-card:hover .card-image img{transform:scale(1.06)}.card-image:after{content:"";background:linear-gradient(transparent, var(--bg-card));pointer-events:none;height:60%;position:absolute;bottom:0;left:0;right:0}.card-level{border-radius:var(--radius-full);text-transform:uppercase;letter-spacing:1px;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:2;padding:5px 14px;font-size:.72rem;font-weight:700;position:absolute;top:14px;left:14px}.card-level.basic{color:var(--accent-green);background:#34d39926;border:1px solid #34d39940}.card-level.advanced{color:var(--accent-orange);background:#fb923c26;border:1px solid #fb923c40}.card-level.expert{color:var(--accent-rose);background:#fb718526;border:1px solid #fb718540}.card-platform{z-index:2;border-radius:var(--radius-full);font-size:.72rem;font-weight:600;font-family:var(--font-mono);color:#fff;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#00000080;border:1px solid #ffffff1a;padding:5px 12px;position:absolute;top:14px;right:14px}.card-body{padding:1.25rem 1.5rem 1.5rem}.card-title{letter-spacing:-.3px;transition:color var(--transition-fast);margin-bottom:.5rem;font-size:1.15rem;font-weight:700}.project-card:hover .card-title{color:var(--accent-secondary)}.card-desc{color:var(--text-secondary);margin-bottom:1.25rem;font-size:.88rem;line-height:1.6}.card-meta{border-top:1px solid var(--border-color);justify-content:space-between;align-items:center;padding-top:1rem;display:flex}.card-tags{flex-wrap:wrap;gap:6px;display:flex}.card-tag{border-radius:var(--radius-full);font-size:.72rem;font-weight:500;font-family:var(--font-mono);background:var(--bg-glass);color:var(--text-muted);border:1px solid var(--border-color);padding:3px 10px}.card-arrow{background:var(--bg-glass);border:1px solid var(--border-color);width:34px;height:34px;color:var(--text-muted);transition:all var(--transition-fast);border-radius:50%;justify-content:center;align-items:center;font-size:.9rem;display:flex}.project-card:hover .card-arrow{background:var(--accent-primary);border-color:var(--accent-primary);color:#fff;transform:rotate(-45deg)}.more-projects-card{color:inherit;text-decoration:none;display:block}.more-projects-card .more-card-inner{text-align:center;background:var(--more-bg);border:2px dashed var(--more-border);border-radius:var(--radius-lg);height:100%;min-height:340px;transition:all var(--transition-base);flex-direction:column;justify-content:center;align-items:center;padding:2.5rem 2rem;display:flex;position:relative;overflow:hidden}.more-projects-card:hover .more-card-inner{background:var(--bg-card-hover);border-style:solid;transform:translateY(-4px);box-shadow:0 12px 40px #0003}.more-projects-card:before{display:none}.more-card-icon{filter:drop-shadow(0 4px 12px #0003);transition:transform var(--transition-base);margin-bottom:1.2rem;font-size:2.8rem}.more-projects-card:hover .more-card-icon{transform:scale(1.15)rotate(-5deg)}.more-card-title{letter-spacing:-.3px;color:var(--more-color);margin-bottom:.5rem;font-size:1.25rem;font-weight:700}.more-card-desc{color:var(--text-secondary);max-width:240px;font-size:.88rem;line-height:1.6}.more-card-badge{border-radius:var(--radius-full);text-transform:uppercase;letter-spacing:1px;color:var(--more-color);background:var(--more-bg);border:1px solid var(--more-border);padding:4px 12px;font-size:.7rem;font-weight:700;position:absolute;top:14px;right:14px}.modal-overlay{z-index:2000;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);opacity:0;visibility:hidden;transition:all var(--transition-base);background:#0009;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.modal-overlay.active{opacity:1;visibility:visible}.login-modal{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-xl);width:90%;max-width:420px;box-shadow:var(--shadow-lg);transition:transform var(--transition-base);padding:2.5rem;position:relative;overflow:hidden;transform:translateY(20px)scale(.97)}.modal-overlay.active .login-modal{transform:translateY(0)scale(1)}.login-modal:before{content:"";background:var(--gradient-hero);height:3px;position:absolute;top:0;left:0;right:0}.modal-close{background:var(--bg-glass);border:1px solid var(--border-color);width:34px;height:34px;color:var(--text-muted);transition:all var(--transition-fast);border-radius:50%;justify-content:center;align-items:center;font-size:1rem;display:flex;position:absolute;top:1.25rem;right:1.25rem}.modal-close:hover{background:var(--bg-glass-hover);color:var(--text-primary)}.modal-header{text-align:center;margin-bottom:2rem}.modal-logo{background:var(--gradient-hero);border-radius:var(--radius-md);color:#fff;justify-content:center;align-items:center;width:52px;height:52px;margin:0 auto 1rem;font-size:1.3rem;font-weight:800;display:flex}.modal-title{letter-spacing:-.5px;margin-bottom:.4rem;font-size:1.5rem;font-weight:700}.modal-subtitle{color:var(--text-muted);font-size:.88rem}.form-group{margin-bottom:1.25rem}.form-label{color:var(--text-secondary);margin-bottom:.5rem;font-size:.82rem;font-weight:600;display:block}.form-input{background:var(--bg-glass);border:1px solid var(--border-color);border-radius:var(--radius-md);width:100%;font-family:var(--font-main);color:var(--text-primary);transition:all var(--transition-fast);outline:none;padding:12px 16px;font-size:.92rem}.form-input::placeholder{color:var(--text-muted)}.form-input:focus{border-color:var(--accent-primary);box-shadow:0 0 0 3px var(--accent-glow)}.form-row{justify-content:space-between;align-items:center;margin-bottom:1.5rem;display:flex}.form-check{color:var(--text-secondary);align-items:center;gap:8px;font-size:.82rem;display:flex}.form-check input[type=checkbox]{accent-color:var(--accent-primary);width:16px;height:16px}.form-link{color:var(--accent-secondary);transition:color var(--transition-fast);font-size:.82rem;font-weight:500}.form-link:hover{color:var(--accent-primary)}.btn-form{background:var(--accent-primary);color:#fff;border-radius:var(--radius-md);width:100%;transition:all var(--transition-fast);box-shadow:0 4px 16px var(--accent-glow);margin-bottom:1.25rem;padding:13px;font-size:.95rem;font-weight:600}.btn-form:hover{background:var(--accent-secondary);transform:translateY(-1px)}.divider{align-items:center;gap:16px;margin-bottom:1.25rem;display:flex}.divider:before,.divider:after{content:"";background:var(--border-color);flex:1;height:1px}.divider span{color:var(--text-muted);font-size:.78rem;font-weight:500}.social-btns{gap:10px;margin-bottom:1.5rem;display:flex}.btn-social{border-radius:var(--radius-md);background:var(--bg-glass);border:1px solid var(--border-color);color:var(--text-secondary);transition:all var(--transition-fast);flex:1;justify-content:center;align-items:center;gap:8px;padding:11px;font-size:.85rem;font-weight:500;display:flex}.btn-social:hover{background:var(--bg-glass-hover);border-color:var(--border-hover);color:var(--text-primary)}.modal-footer{text-align:center;color:var(--text-muted);font-size:.85rem}.modal-footer a{color:var(--accent-secondary);font-weight:600}.footer{z-index:1;border-top:1px solid var(--border-color);padding:4rem 2rem 2rem;position:relative}.footer-content{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:1rem;max-width:1280px;margin:0 auto;display:flex}.footer-brand{align-items:center;gap:10px;display:flex}.footer-logo{background:var(--gradient-hero);color:#fff;border-radius:6px;justify-content:center;align-items:center;width:30px;height:30px;font-size:.85rem;font-weight:800;display:flex}.footer-name{font-size:.95rem;font-weight:600}.footer-copy{color:var(--text-muted);font-size:.82rem}.footer-links{gap:1.5rem;list-style:none;display:flex}.footer-links a{color:var(--text-muted);transition:color var(--transition-fast);font-size:.85rem}.footer-links a:hover{color:var(--accent-secondary)}.page-hero{z-index:1;text-align:center;padding:120px 2rem 3rem;position:relative}.page-hero .level-indicator{border-radius:var(--radius-full);text-transform:uppercase;letter-spacing:1.5px;align-items:center;gap:8px;margin-bottom:1.5rem;padding:6px 18px;font-size:.82rem;font-weight:600;display:inline-flex}.page-hero .level-indicator.basic-indicator{color:var(--accent-green);background:#34d3991a;border:1px solid #34d39940}.page-hero .level-indicator.advanced-indicator{color:var(--accent-orange);background:#fb923c1a;border:1px solid #fb923c40}.page-hero .level-indicator.expert-indicator{color:var(--accent-rose);background:#fb71851a;border:1px solid #fb718540}.page-hero .level-indicator .dot{border-radius:50%;width:8px;height:8px;animation:2s ease-in-out infinite pulse-dot}.page-hero .level-indicator.basic-indicator .dot{background:var(--accent-green)}.page-hero .level-indicator.advanced-indicator .dot{background:var(--accent-orange)}.page-hero .level-indicator.expert-indicator .dot{background:var(--accent-rose)}.page-title{letter-spacing:-1.5px;margin-bottom:1rem;font-size:clamp(2.2rem,4vw,3.2rem);font-weight:800}.page-title.basic-color span{color:var(--accent-green)}.page-title.advanced-color span{color:var(--accent-orange)}.page-title.expert-color span{color:var(--accent-rose)}.page-desc{color:var(--text-secondary);max-width:560px;margin:0 auto 1.5rem;font-size:1.05rem;line-height:1.7}.back-link{color:var(--text-muted);transition:color var(--transition-fast);align-items:center;gap:6px;margin-bottom:2rem;font-size:.88rem;font-weight:500;display:inline-flex}.back-link:hover{color:var(--accent-secondary)}.page-projects{z-index:1;padding:2rem 2rem 6rem;position:relative}.page-projects .projects-grid{grid-template-columns:repeat(3,1fr);gap:1.5rem;max-width:1280px;margin:0 auto;display:grid}a.p-tile{color:inherit;text-decoration:none;display:block}.p-tile{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);transition:all var(--transition-base);cursor:pointer;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);padding:1.75rem;animation:.5s ease-out both fadeInUp;position:relative;overflow:hidden}.p-tile:hover{box-shadow:0 12px 40px #34d39914, var(--shadow-lg);background:var(--bg-card-hover);border-color:#34d39959;transform:translateY(-6px)}.p-tile:before{content:"";background:linear-gradient(90deg, var(--accent-green), var(--accent-cyan));opacity:0;height:3px;transition:opacity var(--transition-fast);position:absolute;top:0;left:0;right:0}.p-tile:hover:before{opacity:1}.p-tile-header{justify-content:space-between;align-items:flex-start;margin-bottom:1rem;display:flex}.p-tile-icon{border-radius:var(--radius-md);width:48px;height:48px;transition:transform var(--transition-base);background:#34d3991a;border:1px solid #34d39933;justify-content:center;align-items:center;font-size:1.4rem;display:flex}.p-tile:hover .p-tile-icon{transform:scale(1.1)rotate(-5deg)}.p-tile-number{font-family:var(--font-mono);color:var(--text-muted);background:var(--bg-glass);border:1px solid var(--border-color);border-radius:var(--radius-full);padding:3px 10px;font-size:.72rem;font-weight:600}.p-tile-title{letter-spacing:-.3px;transition:color var(--transition-fast);margin-bottom:.6rem;font-size:1.1rem;font-weight:700}.p-tile:hover .p-tile-title{color:var(--accent-green)}.p-tile-desc{color:var(--text-secondary);margin-bottom:1.25rem;font-size:.85rem;line-height:1.65}.p-tile-footer{border-top:1px solid var(--border-color);justify-content:space-between;align-items:center;padding-top:1rem;display:flex}.p-tile-tags{flex-wrap:wrap;gap:5px;display:flex}.p-tile-tags span{border-radius:var(--radius-full);font-size:.7rem;font-weight:500;font-family:var(--font-mono);background:var(--bg-glass);color:var(--text-muted);border:1px solid var(--border-color);padding:3px 10px}.p-tile-arrow{background:var(--bg-glass);border:1px solid var(--border-color);width:30px;height:30px;color:var(--text-muted);transition:all var(--transition-fast);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-size:.82rem;display:flex}.p-tile:hover .p-tile-arrow{background:var(--accent-green);border-color:var(--accent-green);color:#fff;transform:rotate(-45deg)}.detail-page-hero{z-index:1;max-width:900px;margin:0 auto;padding:110px 2rem 2.5rem;position:relative}.project-level-badge{border-radius:var(--radius-full);color:var(--accent-green);text-transform:uppercase;letter-spacing:1.5px;background:#34d3991a;border:1px solid #34d39940;align-items:center;gap:8px;margin-bottom:1rem;padding:5px 16px;font-size:.78rem;font-weight:700;display:inline-flex}.project-level-badge .dot{background:var(--accent-green);border-radius:50%;width:7px;height:7px;animation:2s ease-in-out infinite pulse-dot}.project-page-title{letter-spacing:-1.5px;margin-bottom:.75rem;font-size:clamp(2rem,4vw,2.8rem);font-weight:800;line-height:1.15}.project-tagline{color:var(--text-secondary);max-width:680px;font-size:1.1rem;line-height:1.7}.detail-section{z-index:1;max-width:900px;margin:0 auto;padding:0 2rem 3rem;position:relative}.detail-section-title{letter-spacing:-.5px;align-items:center;gap:10px;margin-bottom:1.25rem;font-size:1.5rem;font-weight:700;display:flex}.detail-section-title .sec-icon{border-radius:var(--radius-sm);background:var(--bg-glass);border:1px solid var(--border-color);justify-content:center;align-items:center;width:36px;height:36px;font-size:1rem;display:flex}.overview-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);color:var(--text-secondary);padding:2rem;font-size:.95rem;line-height:1.8}.overview-card p{margin-bottom:1rem}.overview-card p:last-child{margin-bottom:0}.overview-card strong{color:var(--text-primary)}.overview-card code{font-family:var(--font-mono);background:var(--bg-glass);border:1px solid var(--border-color);color:var(--accent-cyan);border-radius:4px;padding:2px 6px;font-size:.82rem}.components-table-wrap{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);overflow:hidden}.components-table{border-collapse:collapse;width:100%;font-size:.9rem}.components-table thead{background:var(--bg-glass)}.components-table th{text-align:left;text-transform:uppercase;letter-spacing:1px;color:var(--text-muted);border-bottom:1px solid var(--border-color);padding:14px 20px;font-size:.78rem;font-weight:600}.components-table td{color:var(--text-secondary);border-bottom:1px solid var(--border-color);vertical-align:top;padding:14px 20px}.components-table tr:last-child td{border-bottom:none}.components-table tr:hover td{background:var(--bg-glass)}.comp-name{color:var(--text-primary);font-weight:600}.comp-spec{font-family:var(--font-mono);background:var(--bg-glass);border:1px solid var(--border-color);border-radius:var(--radius-sm);color:var(--accent-secondary);padding:2px 8px;font-size:.82rem;display:inline-block}.tutorial-steps{flex-direction:column;gap:1.25rem;display:flex}.tutorial-step{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);transition:border-color var(--transition-fast);padding:1.5rem 1.75rem;position:relative}.tutorial-step:hover{border-color:var(--border-hover)}.step-header{align-items:center;gap:12px;margin-bottom:.75rem;display:flex}.step-number{background:var(--accent-primary);color:#fff;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:32px;height:32px;font-size:.82rem;font-weight:700;display:flex}.step-title{letter-spacing:-.2px;font-size:1.05rem;font-weight:700}.step-content{color:var(--text-secondary);padding-left:44px;font-size:.9rem;line-height:1.75}.step-content code{font-family:var(--font-mono);background:var(--bg-glass);border:1px solid var(--border-color);color:var(--accent-cyan);border-radius:4px;padding:2px 6px;font-size:.82rem}.code-block-wrap{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);overflow:hidden}.code-block-header{background:var(--bg-glass);border-bottom:1px solid var(--border-color);justify-content:space-between;align-items:center;padding:12px 20px;display:flex}.code-block-header .file-name{font-family:var(--font-mono);color:var(--text-muted);align-items:center;gap:6px;font-size:.82rem;font-weight:500;display:flex}.code-block-header .file-name .dot{background:var(--accent-green);border-radius:50%;width:8px;height:8px}.copy-btn{border-radius:var(--radius-full);color:var(--text-secondary);background:var(--bg-glass);border:1px solid var(--border-color);cursor:pointer;transition:all var(--transition-fast);font-size:.75rem;font-weight:600;font-family:var(--font-main);padding:5px 14px}.copy-btn:hover{background:var(--accent-primary);color:#fff;border-color:var(--accent-primary)}.code-block-body{padding:1.25rem 1.5rem;overflow-x:auto}.code-block-body pre{font-family:var(--font-mono);color:var(--text-secondary);white-space:pre;tab-size:2;margin:0;font-size:.82rem;line-height:1.7}.circuit-tip{border-radius:var(--radius-lg);background:#6366f10f;border:1px solid #6366f126;align-items:flex-start;gap:12px;margin-top:1.5rem;padding:1.25rem 1.5rem;display:flex}.circuit-tip .tip-icon{flex-shrink:0;margin-top:2px;font-size:1.2rem}.circuit-tip .tip-text{color:var(--text-secondary);font-size:.88rem;line-height:1.7}.circuit-tip .tip-text strong{color:var(--accent-secondary)}.coming-soon{text-align:center;color:var(--text-muted);padding:4rem 2rem}.coming-soon .icon{margin-bottom:1rem;font-size:3rem}.coming-soon h3{color:var(--text-secondary);margin-bottom:.5rem;font-size:1.4rem;font-weight:700}.particles{z-index:0;pointer-events:none;position:fixed;inset:0;overflow:hidden}.particle{background:var(--accent-primary);opacity:0;border-radius:50%;width:3px;height:3px;animation:linear infinite particle-move;position:absolute}@keyframes fadeInUp{0%{opacity:0;transform:translateY(24px)}to{opacity:1;transform:translateY(0)}}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-12px)}}@keyframes pulse-dot{0%,to{box-shadow:0 0 #34d39966}50%{box-shadow:0 0 0 6px #34d39900}}@keyframes particle-move{0%{opacity:0;transform:translateY(0)scale(1)}10%{opacity:1}90%{opacity:1}to{opacity:0;transform:translateY(-100vh)scale(0)}}@media (max-width:1024px){.hero-content{text-align:center;grid-template-columns:1fr}.hero-subtitle{margin-left:auto;margin-right:auto}.hero-cta,.hero-stats{justify-content:center}.hero-visual{max-width:480px;margin:0 auto}.hero-float{display:none}.page-projects .projects-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width:768px){.navbar{padding:0 1rem}.nav-links{display:none}.mobile-menu-toggle{display:flex}.hero{padding:100px 1rem 60px}.hero-stats{flex-wrap:wrap;gap:1.5rem}.projects-grid{grid-template-columns:1fr}.section-projects{padding:4rem 1rem}.filter-bar{gap:6px}.filter-btn{padding:8px 16px;font-size:.82rem}.footer-content{text-align:center;flex-direction:column}.page-projects .projects-grid{grid-template-columns:1fr}.detail-page-hero{padding:100px 1rem 2rem}.detail-section{padding:0 1rem 2.5rem}.components-table th,.components-table td{padding:10px 14px}.step-content{margin-top:.5rem;padding-left:0}}@media (max-width:640px){.page-projects .projects-grid{grid-template-columns:1fr}}@media (max-width:480px){.hero-title{letter-spacing:-1px;font-size:2.2rem}.hero-cta{flex-direction:column;width:100%}.btn-primary,.btn-secondary{justify-content:center;width:100%}.nav-actions .btn-login,.nav-actions .btn-signup{display:none}.login-modal{margin:1rem;padding:1.5rem}}