@import url(https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700;800;900&display=swap);.hv-hero{background:linear-gradient(135deg,#0a1628 0%,#0f2044 40%,#162d5c 70%,#1e3a73 100%)!important;padding-top:80px!important;padding-bottom:32px!important;position:relative;overflow:hidden;float:left;width:100%}.hv-hero::before{content:'';position:absolute;inset:0;background-image:radial-gradient(circle at 15% 30%,rgb(100 140 255 / .11) 0%,transparent 50%),radial-gradient(circle at 85% 70%,rgb(60 100 220 / .09) 0%,transparent 50%);pointer-events:none}.hv-hero>.container{position:relative;z-index:2}.hv-hero-left{padding-right:18px}.hv-badge{display:inline-block;background:rgb(107 158 255 / .15);border:1px solid rgb(107 158 255 / .3);color:#9ab8ff;font-family:'Poppins',sans-serif;font-size:11.5px;font-weight:600;letter-spacing:.4px;padding:5px 14px;border-radius:50px;margin-bottom:16px}.hv-hero-title{font-family:'Poppins',sans-serif;font-size:2.25rem!important;font-weight:800!important;line-height:1.2!important;color:#ffffff!important;-webkit-text-fill-color:#ffffff!important;margin-bottom:14px;background:none!important}.hv-hero-title span{background:linear-gradient(90deg,#6b9eff,#a78bfa)!important;-webkit-background-clip:text!important;background-clip:text!important;-webkit-text-fill-color:transparent!important;color:transparent!important;font-size:inherit!important;font-weight:inherit!important;display:inline}.hv-hero-desc{font-family:'Poppins',sans-serif;font-size:14px!important;font-weight:300!important;line-height:1.7!important;color:#7a9ac0!important;-webkit-text-fill-color:#7a9ac0!important;margin-bottom:22px;max-width:400px}.hv-search-wrap{position:relative;margin-bottom:22px}.hv-search-inner{display:flex;align-items:center;background:rgb(255 255 255 / .08);border:1.5px solid rgb(255 255 255 / .15);border-radius:50px;padding:10px 18px;backdrop-filter:blur(8px);transition:border-color 0.2s,background 0.2s}.hv-search-inner:focus-within{border-color:rgb(74 144 217 / .65);background:rgb(255 255 255 / .11)}.hv-search-icon{color:#6b9eff;font-size:14px;margin-right:10px;flex-shrink:0}.hv-search-input{flex:1;border:none;outline:none;background:#fff0;color:#fff;font-family:'Poppins',sans-serif;font-size:13.5px}.hv-search-input::placeholder{color:rgb(255 255 255 / .38)}.hv-search-clear{border:none;background:none;color:rgb(255 255 255 / .38);cursor:pointer;padding:0 0 0 8px;font-size:12px;display:none;transition:color 0.15s}.hv-search-clear:hover{color:#6b9eff}.hv-search-results{position:absolute;top:calc(100% + 8px);left:0;right:0;background:#fff;border-radius:14px;box-shadow:0 16px 48px rgb(0 0 0 / .2);padding:8px 0;max-height:300px;overflow-y:auto;z-index:999}.hv-search-results a{display:flex;align-items:center;gap:10px;padding:8px 16px;color:#1a1a2e;text-decoration:none;font-family:'Poppins',sans-serif;font-size:13px;font-weight:500;transition:background 0.15s;border-radius:8px;margin:0 5px}.hv-search-results a:hover{background:#f0f4ff;color:#166AC5}.hv-search-results a .sr-icon{color:#6b9eff;width:16px;text-align:center;flex-shrink:0}.hv-search-results a .sr-cat{font-size:11px;color:#aaa;margin-left:auto}.hv-no-results{background:#fff;border-radius:14px;text-align:center;color:#555;font-size:13px;padding:14px;margin-top:8px;box-shadow:0 8px 24px rgb(0 0 0 / .1)}.hv-no-results a{color:#166AC5}.hv-cta-btn{display:inline-flex;align-items:center;gap:8px;background:linear-gradient(135deg,#166AC5,#4a90d9);color:#fff;font-family:'Poppins',sans-serif;font-size:13.5px;font-weight:600;padding:12px 26px;border-radius:50px;text-decoration:none;box-shadow:0 6px 22px rgb(22 106 197 / .42);transition:transform 0.2s,box-shadow 0.2s}.hv-cta-btn:hover{transform:translateY(-2px);box-shadow:0 10px 30px rgb(22 106 197 / .52);color:#fff}.hv-hero-right{position:relative;z-index:2}.hv-calc-wrapper{background:#fff;border-radius:18px;box-shadow:0 0 0 1px rgb(74 144 217 / .25),0 24px 64px rgb(0 0 0 / .45),0 4px 12px rgb(0 0 0 / .15);overflow:hidden}.hv-calc-display{background:#111827;border-bottom:3px solid #6b9eff;padding:14px 22px 12px;min-height:72px;display:flex;flex-direction:column;justify-content:flex-end;align-items:flex-end}.hv-calc-expr{font-size:11px;color:#4a5f88;min-height:16px;text-align:right;font-family:'Poppins',monospace;word-break:break-all}.hv-calc-num{font-size:2.4rem;font-weight:700;color:#f0f6ff;letter-spacing:-1px;text-align:right;word-break:break-all;line-height:1.15;font-family:'Poppins',sans-serif;transition:font-size 0.1s}.hv-calc-panels{display:flex;gap:0;padding:12px 12px 12px;background:#f4f6fb;align-items:stretch}.hv-sci-panel{flex:3;padding-right:10px;display:flex;flex-direction:column}.hv-divider{width:1px;background:#dde6f4;margin:2px 10px 2px 0;border-radius:2px;flex-shrink:0}.hv-std-panel{flex:4}.hv-sci-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:5px;flex:1;align-content:end}.hv-std-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:5px}.hv-btn{border:none;border-radius:8px;font-family:'Poppins',sans-serif;font-size:.85rem;font-weight:600;padding:10px 0;cursor:pointer;transition:all 0.12s ease;background:#eaecf5;color:#1a1f3c;user-select:none;white-space:nowrap;box-shadow:0 1px 3px rgb(0 0 0 / .07)}.hv-btn:hover{filter:brightness(.9);transform:scale(.96)}.hv-btn:active{transform:scale(.91)}.hv-sci{background:#e4eaf7;color:#166AC5;font-size:.72rem;font-weight:700}.hv-fn{background:#d9e2f5;color:#166AC5}.hv-op{background:#6b9eff;color:#fff;box-shadow:0 2px 8px rgb(74 144 217 / .28)}.hv-op:hover{background:#4f80e8}.hv-eq{background:linear-gradient(135deg,#166AC5,#4a90d9);color:#fff;box-shadow:0 2px 12px rgb(22 106 197 / .32)}.hv-eq:hover{background:linear-gradient(135deg,#28407a,#4a6cd0)}.hv-zero{grid-column:span 2}.hv-calc-history{max-height:38px;overflow-y:auto;background:#edf0f8;border-top:1px solid #dde6f4;padding:4px 16px;font-size:11px;color:#8a96b8;text-align:right;font-family:'Poppins',monospace}.hv-calc-history div{padding:1px 0}.hv-categories{background:#eef2f8!important;padding:60px 0 70px!important;float:left;width:100%}.hv-section-header{text-align:center;margin-bottom:40px}.hv-section-title{font-family:'Poppins',sans-serif;font-size:1.85rem;font-weight:800;color:#0d1b3e;margin-bottom:10px;letter-spacing:-.4px}.hv-section-desc{font-family:'Poppins',sans-serif;font-size:14px;color:#5a6880;max-width:480px;margin:0 auto;line-height:1.7}.hv-cat-card{background:#fff;border-radius:16px;overflow:hidden;height:100%;display:flex;flex-direction:column;box-shadow:0 3px 16px rgb(13 27 62 / .07);transition:transform 0.25s cubic-bezier(.4,0,.2,1),box-shadow 0.25s;border:1px solid rgb(74 144 217 / .1)}.hv-cat-card:hover{transform:translateY(-5px);box-shadow:0 14px 40px rgb(13 27 62 / .13)}.hv-cat-image{height:118px;display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden}.hv-cat-image svg{width:100%;height:100%;position:absolute;inset:0}.hv-cat-financial{background:linear-gradient(135deg,#166AC5 0%,#1976d2 50%,#42a5f5 100%)}.hv-cat-health{background:linear-gradient(135deg,#b71c1c 0%,#c62828 50%,#ef5350 100%)}.hv-cat-math{background:linear-gradient(135deg,#4a148c 0%,#6a1b9a 50%,#ab47bc 100%)}.hv-cat-other{background:linear-gradient(135deg,#004d40 0%,#00695c 50%,#26a69a 100%)}.hv-cat-body{padding:18px 17px 16px;flex:1;display:flex;flex-direction:column}.hv-cat-title{font-family:'Poppins',sans-serif;font-size:.98rem;font-weight:700;margin-bottom:12px;padding-bottom:10px;border-bottom:2px solid #eef2f8}.hv-cat-title a{color:#0d1b3e;text-decoration:none;transition:color 0.15s}.hv-cat-title a:hover{color:#166AC5}.hv-calc-list{list-style:none;padding:0;margin:0 0 14px;flex:1}.hv-calc-list li{border-bottom:1px solid #f2f5fb}.hv-calc-list li:last-child{border-bottom:none}.hv-calc-list li a{display:block;padding:6px 0 6px 13px;color:#3a4a6b;font-family:'Poppins',sans-serif;font-size:12.5px;text-decoration:none;position:relative;transition:color 0.14s,padding-left 0.14s}.hv-calc-list li a::before{content:'';position:absolute;left:0;top:50%;transform:translateY(-50%);width:4px;height:4px;border-radius:50%;background:#c4d2ec;transition:background 0.14s}.hv-calc-list li a:hover{color:#166AC5;padding-left:17px}.hv-calc-list li a:hover::before{background:#166AC5}.hv-view-all{display:inline-flex;align-items:center;gap:5px;color:#166AC5;font-family:'Poppins',sans-serif;font-size:12px;font-weight:600;text-decoration:none;padding:7px 13px;border:1.5px solid rgb(22 106 197 / .22);border-radius:50px;align-self:flex-start;margin-top:auto;transition:background 0.2s,color 0.2s,border-color 0.2s}.hv-view-all:hover{background:#166AC5;color:#fff;border-color:#166AC5}.hv-view-all i{font-size:10px}@media (max-width:991px){.hv-hero{padding-top:90px;padding-bottom:32px}.hv-hero-title{font-size:1.9rem}.hv-hero-left{padding-right:0;margin-bottom:28px}.hv-hero-desc{max-width:100%}.hv-sci-panel{display:none}.hv-divider{display:none}.hv-std-panel{flex:1}.hv-categories{padding:44px 0 54px}.hv-section-title{font-size:1.55rem}}@media (max-width:767px){.hv-hero-title{font-size:1.7rem}.hv-calc-num{font-size:1.8rem}.hv-cat-image{height:100px}.hv-section-title{font-size:1.4rem}}@media (max-width:575px){.hv-hero{padding-top:82px}.hv-hero-title{font-size:1.5rem}.hv-categories{padding:36px 0 44px}}