@import "https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Plus+Jakarta+Sans:wght@700;800&display=swap";.login-page{background:linear-gradient(135deg,#0f172a,#111827,#000);justify-content:center;align-items:center;min-height:100vh;padding:20px;display:flex}.login-card{-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);text-align:center;background:#ffffff14;border:1px solid #ffffff1f;border-radius:24px;width:100%;max-width:430px;padding:40px;box-shadow:0 20px 50px #0006}.login-card h1{color:#22c55e;margin-bottom:10px;font-size:2.2rem}.login-card p{color:#d1d5db;margin-bottom:35px;font-size:1rem}.login-card form{flex-direction:column;gap:18px;display:flex}.login-card input{color:#fff;background:#ffffff14;border:2px solid #0000;border-radius:12px;outline:none;width:100%;padding:15px;font-size:1rem;transition:all .3s}.login-card input::placeholder{color:#bdbdbd}.login-card input:focus{background:#ffffff1f;border-color:#22c55e}.login-card button{color:#fff;cursor:pointer;background:#22c55e;border:none;border-radius:12px;padding:15px;font-size:1rem;font-weight:700;transition:all .3s}.login-card button:hover{background:#16a34a;transform:translateY(-2px)}.login-card button:active{transform:scale(.98)}*{box-sizing:border-box;margin:0;padding:0}.welcome-page{background:linear-gradient(135deg,#07111d,#0f172a,#111827);justify-content:center;align-items:center;min-height:100vh;padding:20px;display:flex}.welcome-card{-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);text-align:center;color:#fff;background:#ffffff14;border:1px solid #ffffff26;border-radius:30px;width:100%;max-width:600px;padding:50px;animation:.8s fade}@keyframes fade{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}.logo{margin-bottom:15px;font-size:70px}.welcome-card h1{color:#22c55e;letter-spacing:1px;margin-bottom:15px;font-size:2.6rem;font-weight:700}.welcome-card h2{margin-bottom:10px;font-weight:600}.welcome-card h3{color:#fff;margin-bottom:25px;font-size:2rem}.quote{color:#d1d5db;margin-bottom:35px;font-size:1.1rem;line-height:1.8}.language-card{background:#ffffff14;border-radius:18px;margin-bottom:35px;padding:20px}.language-card span{color:#cbd5e1;margin-bottom:10px;display:block}.language-card h2{color:#22c55e;letter-spacing:2px;font-size:2rem}.start-btn{color:#fff;cursor:pointer;background:#22c55e;border:none;border-radius:15px;width:100%;padding:16px;font-size:1.1rem;font-weight:700;transition:all .3s}.start-btn:hover{background:#16a34a;transform:translateY(-4px);box-shadow:0 15px 35px #22c55e59}.footer-text{color:#9ca3af;margin-top:35px;font-size:.9rem}.quote-card{margin-bottom:35px}.quote{color:#f3f4f6;font-size:1.15rem;font-style:italic;line-height:1.8}.author{color:#22c55e;margin-top:15px;font-size:1rem;font-weight:600}.choose-language-page{background:#f8fafc;justify-content:center;align-items:center;min-height:100vh;padding:30px;display:flex}.choose-language-card{text-align:center;background:#fff;border-radius:25px;width:100%;max-width:700px;padding:50px;box-shadow:0 15px 40px #0000001a}.language-logo{margin-bottom:10px;font-size:55px}.choose-language-card h1{color:#173476;margin-bottom:10px;font-size:32px}.choose-language-card h2{color:#0f172a;margin-bottom:10px;font-size:28px}.choose-language-card>p{color:#64748b;margin-bottom:30px;font-size:18px}.language-options{flex-wrap:wrap;justify-content:center;gap:20px;display:flex}.language-option{cursor:pointer;background:#fff;border:3px solid #e2e8f0;border-radius:18px;flex-direction:column;justify-content:center;align-items:center;gap:8px;width:180px;min-height:170px;padding:25px 15px;transition:all .3s;display:flex}.language-option span{font-size:45px}.language-option strong{color:#173476;font-size:22px}.language-option small{color:#64748b;font-size:13px}.language-option:hover{transform:translateY(-6px);box-shadow:0 12px 25px #0000001f}.language-option.java:hover{border-color:#ef4444}.language-option.python:hover{border-color:#2563eb}.language-option.cpp:hover{border-color:#16a34a}.choose-note{margin-top:30px!important;margin-bottom:0!important;font-size:15px!important}@media (width<=600px){.choose-language-card{padding:30px 20px}.choose-language-card h1{font-size:25px}.choose-language-card h2{font-size:23px}.language-option{width:100%;max-width:280px}}:root{--color-bg-light:#f8fafc;--color-text-dark:#0f172a;--color-text-heading:#172033;--color-text-muted:#64748b;--color-text-subtle:#475569;--color-primary:#2563eb;--color-primary-hover:#1d4ed8;--color-primary-light:#dbeafe;--color-primary-border:#bfdbfe;--color-navy:#173476;--color-navy-hover:#21479c;--color-dark-bg:#111827;--color-accent-pink:#d946ef;--color-accent-pink-hover:#c026d3;--font-sans:"Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-heading:"Plus Jakarta Sans", "Inter", -apple-system, sans-serif;--shadow-sm:0 1px 3px #0f172a0d, 0 1px 2px #0f172a08;--shadow-md:0 4px 20px -2px #0f172a0f, 0 2px 6px -1px #0f172a08;--shadow-lg:0 12px 32px -4px #0f172a14, 0 4px 12px -2px #0f172a0a;--shadow-hover:0 20px 40px -6px #2563eb1f, 0 8px 16px -4px #0f172a0f}*,:before,:after{box-sizing:border-box}.deep-page{background-color:var(--color-bg-light);width:100%;min-height:100vh;color:var(--color-text-dark);font-family:var(--font-sans);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-size:16px;line-height:1.6;overflow-x:hidden}.deep-hero{background:radial-gradient(circle at 80% 20%, #2563eb14 0%, transparent 40%), radial-gradient(circle at 10% 80%, #2563eb0d 0%, transparent 35%), var(--color-bg-light);width:100%;padding:100px 24px 110px;position:relative}.deep-hero-content{text-align:center;width:100%;max-width:100%;margin:0 auto}.deep-badge{background-color:var(--color-primary-light);color:var(--color-primary);letter-spacing:.5px;text-transform:uppercase;border:1px solid #2563eb26;border-radius:9999px;justify-content:center;align-items:center;margin-bottom:32px;padding:8px 20px;font-size:14px;font-weight:700;display:inline-flex;box-shadow:0 2px 8px #2563eb14}.deep-hero h1{color:var(--color-text-heading);font-family:var(--font-heading);letter-spacing:-.03em;margin:0;font-size:clamp(3rem,6vw,4.75rem);font-weight:800;line-height:1.08}.deep-hero h1 span{color:var(--color-primary);background:linear-gradient(135deg,#2563eb 0%,#1d4ed8 100%);-webkit-text-fill-color:transparent;-webkit-background-clip:text}.deep-tamil-hero-title{color:var(--color-primary);margin:18px 0 28px;font-size:clamp(1.25rem,2.5vw,1.65rem);font-weight:700;line-height:1.5}.deep-hero>.deep-hero-content>p{max-width:100%;color:var(--color-text-muted);margin:0 auto 20px;font-size:clamp(1.1rem,2vw,1.35rem);font-weight:400;line-height:1.7}.deep-tamil-text{color:var(--color-text-muted);font-size:1.1rem;line-height:1.8}.deep-hero-actions{flex-wrap:wrap;justify-content:center;align-items:center;gap:16px;margin-top:40px;display:flex}.deep-primary-btn,.deep-secondary-btn{min-width:220px;font-family:var(--font-sans);cursor:pointer;border-radius:12px;outline:none;flex-direction:column;justify-content:center;align-items:center;padding:14px 28px;font-size:16px;font-weight:700;line-height:1.3;transition:all .25s cubic-bezier(.16,1,.3,1);display:inline-flex}.deep-primary-btn{border:1px solid var(--color-navy);background:var(--color-navy);color:#fff;box-shadow:0 4px 14px #17347640}.deep-primary-btn:hover{background:var(--color-navy-hover);border-color:var(--color-navy-hover);transform:translateY(-2px);box-shadow:0 8px 22px #17347659}.deep-secondary-btn{color:var(--color-navy);box-shadow:var(--shadow-sm);background:#fff;border:1.5px solid #cbd5e1}.deep-secondary-btn:hover{border-color:var(--color-navy);color:var(--color-navy);box-shadow:var(--shadow-md);background:#f1f5f9;transform:translateY(-2px)}.deep-primary-btn:active,.deep-secondary-btn:active{transform:translateY(0)}.deep-primary-btn span,.deep-secondary-btn span{opacity:.85;margin-top:4px;font-size:13px;font-weight:400;display:block}.deep-intro{width:100%;max-width:100%;margin:0 auto;padding:90px 24px}.deep-section-heading{margin-bottom:50px}.deep-small-label{color:var(--color-primary);letter-spacing:1.5px;text-transform:uppercase;margin-bottom:10px;font-size:13px;font-weight:800;display:inline-block}.deep-section-heading h2{color:var(--color-text-dark);font-family:var(--font-heading);letter-spacing:-.02em;margin:0 0 10px;font-size:clamp(2.2rem,4vw,3rem);font-weight:800;line-height:1.15}.deep-section-heading h2 span{color:var(--color-primary)}.deep-section-heading h3{color:var(--color-primary);margin:0 0 18px;font-size:clamp(1.2rem,2vw,1.4rem);font-weight:600;line-height:1.5}.deep-section-heading>p{max-width:100%;color:var(--color-text-muted);margin:0 0 16px;font-size:1.15rem;line-height:1.75}.deep-products{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px;display:grid}.deep-product-card{box-shadow:var(--shadow-md);background:#fff;border:1px solid #e2e8f0;border-radius:20px;flex-direction:column;padding:40px;transition:all .3s cubic-bezier(.16,1,.3,1);display:flex;position:relative}.deep-product-card:hover{border-color:var(--color-primary-border);box-shadow:var(--shadow-hover);transform:translateY(-6px)}.deep-product-icon{background:var(--color-primary-light);width:60px;height:60px;color:var(--color-primary);border-radius:14px;justify-content:center;align-items:center;margin-bottom:24px;font-size:28px;display:flex}.deep-product-label{color:var(--color-primary);letter-spacing:1.5px;text-transform:uppercase;margin-bottom:8px;font-size:12px;font-weight:800}.deep-product-card h3{color:var(--color-navy);font-family:var(--font-heading);margin:0 0 6px;font-size:1.85rem;font-weight:800;line-height:1.25}.deep-product-card h4{color:var(--color-primary);margin:0 0 18px;font-size:1.1rem;font-weight:600;line-height:1.5}.deep-product-card>p{color:var(--color-text-subtle);margin:0 0 20px;font-size:1.05rem;line-height:1.7}.deep-product-features{flex-direction:column;gap:12px;margin:8px 0 32px;display:flex}.deep-product-features span{color:#334155;padding-left:24px;font-size:.95rem;font-weight:600;line-height:1.5;position:relative}.deep-product-features span:before{content:"✓";color:var(--color-primary);font-weight:800;position:absolute;left:0}.deep-product-btn{background:var(--color-primary);color:#fff;width:100%;font-family:var(--font-sans);cursor:pointer;border:none;border-radius:10px;margin-top:auto;padding:14px 20px;font-size:15px;font-weight:700;transition:all .2s;box-shadow:0 4px 12px #2563eb33}.deep-product-btn:hover{background:var(--color-primary-hover);transform:translateY(-2px);box-shadow:0 6px 18px #2563eb4d}.deep-product-btn span{opacity:.9;margin-top:3px;font-size:12px;font-weight:400;display:block}.deep-why{width:100%;max-width:100%;margin:0 auto;padding:90px 24px}.deep-benefits{grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;display:grid}.deep-benefit-card{box-shadow:var(--shadow-sm);background:#fff;border:1px solid #e2e8f0;border-radius:16px;padding:32px 28px;transition:all .25s cubic-bezier(.16,1,.3,1)}.deep-benefit-card:hover{border-color:var(--color-primary-border);box-shadow:var(--shadow-md);transform:translateY(-4px)}.deep-benefit-number{color:var(--color-primary);letter-spacing:1px;margin-bottom:16px;font-size:13px;font-weight:800}.deep-benefit-card h3{color:var(--color-navy);font-family:var(--font-heading);margin:0 0 6px;font-size:1.4rem;font-weight:800;line-height:1.3}.deep-benefit-card h4{color:var(--color-primary);margin:0 0 14px;font-size:1rem;font-weight:600;line-height:1.4}.deep-benefit-card p{color:var(--color-text-muted);margin:0;font-size:.98rem;line-height:1.65}.deep-cta{color:#fff;text-align:center;background:radial-gradient(circle at 15% 15%,#3b82f640,#0000 40%),linear-gradient(135deg,#0f172a 0%,#173476 100%);border-radius:24px;width:calc(100% - 48px);max-width:100%;margin:40px auto 100px;padding:70px 32px;position:relative;overflow:hidden;box-shadow:0 20px 40px #0f172a33}.deep-cta-icon{margin-bottom:18px;font-size:42px}.deep-cta h2{color:#fff;font-family:var(--font-heading);margin:0 0 10px;font-size:clamp(2rem,3.5vw,2.5rem);font-weight:800;line-height:1.2}.deep-cta h3{color:#93c5fd;margin:0 0 18px;font-size:clamp(1.1rem,2vw,1.35rem);font-weight:600;line-height:1.5}.deep-cta p{color:#cbd5e1;max-width:100%;margin:0 auto;font-size:1.1rem;line-height:1.7}.deep-cta-buttons{flex-wrap:wrap;justify-content:center;align-items:center;gap:16px;margin-top:36px;display:flex}.deep-cta .deep-primary-btn{background:var(--color-primary);border-color:var(--color-primary);box-shadow:0 4px 14px #2563eb66}.deep-cta .deep-primary-btn:hover{background:var(--color-primary-hover);border-color:var(--color-primary-hover)}.deep-cta .deep-secondary-btn{color:#fff;background:0 0;border-color:#fff6}.deep-cta .deep-secondary-btn:hover{color:var(--color-navy);background:#fff;border-color:#fff}.deep-footer{background:var(--color-dark-bg);color:#fff;width:100%;margin-top:80px;padding:80px 24px 36px}.deep-footer-content{grid-template-columns:1.2fr .8fr;align-items:start;gap:80px;width:100%;max-width:80%;margin:0 auto;display:grid}.deep-footer-brand h3,.deep-footer-developer h3{color:#fff;font-family:var(--font-heading);margin:0 0 18px;font-size:1.75rem;font-weight:800;line-height:1.3}.deep-footer-brand p,.deep-footer-developer p{color:#cbd5e1;margin:0 0 16px;font-size:1.05rem;line-height:1.75}.deep-footer-tamil{color:#cbd5e1!important;font-size:1rem!important;line-height:1.8!important}.deep-footer-quote{font-style:italic;color:#93c5fd!important;margin-top:20px!important;margin-bottom:24px!important;font-size:1.05rem!important;line-height:1.7!important}.deep-footer-products{align-items:center;gap:12px;margin-top:24px;display:flex}.deep-footer-products span{color:#93c5fd;letter-spacing:.5px;font-size:13px;font-weight:700}.deep-footer-products span:nth-child(2){color:#475569}.deep-footer-developer strong{color:#93c5fd;font-weight:600}.deep-footer-buttons{flex-direction:column;gap:12px;max-width:260px;margin-top:24px;display:flex}.deep-footer-buttons button{color:#fff;width:100%;font-family:var(--font-sans);cursor:pointer;border:none;border-radius:8px;padding:13px 20px;font-size:15px;font-weight:700;transition:all .2s}.deep-footer-blue-btn{background:var(--color-primary);box-shadow:0 4px 14px 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#00000014}.deep-learn-feature-header{align-items:center;gap:16px;margin-bottom:18px;display:flex}.deep-learn-feature-icon{background:#dbeafe;border-radius:12px;flex-shrink:0;justify-content:center;align-items:center;width:44px;height:44px;font-size:24px;display:flex}.deep-learn-feature-header h3{color:#0f172a;margin:0;font-size:25px;font-weight:700;line-height:1.3}.deep-learn-feature-card p{color:#475569;margin:0;font-size:19px;line-height:1.8}.deep-learn-categories-section{max-width:1400px;margin:0 auto;padding:0}.deep-learn-section-header{margin-bottom:40px;padding-left:0}.deep-learn-section-header h2{color:#0f172a;margin:0 0 12px;font-size:3rem}.deep-learn-section-header p{color:#64748b;max-width:850px;margin:0;font-size:24px;line-height:1.8}.deep-learn-categories{grid-template-columns:repeat(2,minmax(0,1fr));gap:30px;display:grid}.deep-learn-category-card{text-align:left;cursor:pointer;background:#fff;border:2px solid #e2e8f0;border-radius:18px;align-items:flex-start;gap:22px;width:100%;min-height:220px;padding:35px;font-family:inherit;transition:all .3s;display:flex}.deep-learn-category-card:hover{border-color:#2563eb;transform:translateY(-6px);box-shadow:0 15px 30px #00000014}.deep-learn-category-icon{background:#dbeafe;border-radius:16px;flex-shrink:0;justify-content:center;align-items:center;width:60px;height:60px;font-size:32px;display:flex}.deep-learn-category-content{flex:1}.deep-learn-category-content h3{color:#0f172a;margin:0 0 14px;font-size:28px;font-weight:700}.deep-learn-category-content p{color:#475569;margin:0;font-size:20px;line-height:1.8}.deep-learn-category-card:last-child{grid-column:1/-1;justify-self:center;max-width:calc(50% - 15px)}@media (width<=1200px){.deep-learn-title{font-size:3.7rem}.deep-learn-main-description{font-size:23px}.deep-learn-sub-description{font-size:21px}.deep-learn-feature-header h3{font-size:22px}.deep-learn-feature-card p{font-size:18px}}@media 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