.gssv-vl12v2{--v2-navy:#12364e;--v2-teal:#087b76;--v2-line:#d8e7ec;--v2-ink:#244758;--v2-soft:#f5fafb;max-width:1060px;margin:0 auto 40px;padding:0 12px 32px;color:var(--v2-ink);font:16.5px/1.72 system-ui,-apple-system,"Segoe UI",Arial,sans-serif;overflow-wrap:break-word}.gssv-vl12v2 *{box-sizing:border-box}.gssv-vl12v2 img,.gssv-vl12v2 svg{max-width:100%;height:auto}.gssv-vl12v2 :is(a,summary):focus-visible{outline:3px solid #ffb94b;outline-offset:3px}.gssv-vl12v2 a{color:#006d83;text-underline-offset:3px}.gssv-vl12v2 p{margin:0 0 13px}.gssv-vl12v2 h2{font-size:clamp(21px,2.5vw,28px);color:#16445c;line-height:1.35;margin:0 0 16px}.gssv-vl12v2 h3{font-size:19px;line-height:1.4;color:#156174;margin:0 0 9px}.gssv-vl12v2 li{margin:7px 0}.gssv-vl12v2-breadcrumb{display:flex;flex-wrap:wrap;gap:9px;margin:6px 0 20px;color:#557282;font-size:14px}.gssv-vl12v2-breadcrumb a{font-weight:500;text-decoration:underline}.gssv-vl12v2-hero{background:#10334b;border-radius:26px;padding:37px 43px;display:grid;grid-template-columns:minmax(0,1fr) 205px;gap:20px;min-height:305px;color:#fff;align-items:center;position:relative;overflow:hidden}.gssv-vl12v2-hero::after{content:"";pointer-events:none;position:absolute;width:310px;height:310px;right:-115px;bottom:-165px;border:1px solid #ffffff30;border-radius:50%}.gssv-vl12v2-hero-copy{position:relative;z-index:2;min-width:0}.gssv-vl12v2-kicker{display:block;color:#84e2d4;font-size:12px;font-weight:750;letter-spacing:1.6px}.gssv-vl12v2-line{display:block;width:74px;height:5px;background:#edb353;border-radius:10px;margin:17px 0}.gssv-vl12v2-hero h1{font-size:clamp(28px,4vw,42px);font-weight:780;line-height:1.21;color:#fff;margin:0 0 13px;letter-spacing:-.7px}.gssv-vl12v2-hero p{color:#dcecf2;font-size:16px;line-height:1.65;max-width:740px}.gssv-vl12v2-smalltag{font-size:12px;display:inline-block;padding:4px 12px;border-radius:30px;border:1px solid #6f8793;color:#cbf2ed}.gssv-vl12v2-hero-art{width:205px;height:215px;align-self:center;justify-self:end;background:center center/contain no-repeat;pointer-events:none;z-index:1;position:relative}.gssv-vl12v2-hero-c2 .gssv-vl12v2-hero-art{background-image:url(/wp-content/plugins/gssv-on-tap/assets/vl12-theory-c2c5-20261016/hero-ch2.svg)}.gssv-vl12v2-hero-c3 .gssv-vl12v2-hero-art{background-image:url(/wp-content/plugins/gssv-on-tap/assets/vl12-theory-c2c5-20261016/hero-ch3.svg)}.gssv-vl12v2-hero-c4 .gssv-vl12v2-hero-art{background-image:url(/wp-content/plugins/gssv-on-tap/assets/vl12-theory-c2c5-20261016/hero-ch4.svg)}.gssv-vl12v2-hero-c5 .gssv-vl12v2-hero-art{background-image:url(/wp-content/plugins/gssv-on-tap/assets/vl12-theory-c2c5-20261016/hero-ch5.svg)}.gssv-vl12v2-shortnav{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0 22px}.gssv-vl12v2-shortnav a,.gssv-vl12v2-next a{display:inline-flex;align-items:center;min-height:42px;border:1px solid #c9dfe4;border-radius:10px;padding:7px 13px;text-decoration:none;background:#f7fbfc;color:#165b6d;font-size:14px;font-weight:600}.gssv-vl12v2-goals,.gssv-vl12v2-core,.gssv-vl12v2-errors,.gssv-vl12v2-legacy,.gssv-vl12v2-mind,.gssv-vl12v2-cardgrid,.gssv-vl12v2-practice{scroll-margin-top:98px;margin:24px 0}.gssv-vl12v2-goals{background:#eff8f7;border-radius:16px;padding:20px 23px}.gssv-vl12v2-goals h2{font-size:21px}.gssv-vl12v2-goals ul{padding-left:23px;margin:0}.gssv-vl12v2-formula{background:#eaf6f2;border-left:4px solid #23877b;padding:14px 18px;margin:19px 0 26px;border-radius:0 12px 12px 0}.gssv-vl12v2-formula strong{font-size:15px;color:#155d56}.gssv-vl12v2-formula p{font-size:clamp(17px,2vw,22px);font-weight:720;letter-spacing:.15px;margin:6px 0;color:#143c47}.gssv-vl12v2-formula small{font-size:12px;color:#496d70}.gssv-vl12v2-explain{padding:18px 0;border-bottom:1px solid var(--v2-line)}.gssv-vl12v2-explain p{line-height:1.85}.gssv-vl12v2-errors{border:1px solid #eee2c8;background:#fffaf1;border-radius:16px;padding:19px 23px}.gssv-vl12v2-errors h2{font-size:21px;color:#7a5223}.gssv-vl12v2-errors ul{margin:0;padding-left:24px}.gssv-vl12v2-legacy:empty{display:none}.gssv-vl12v2-legacy details{background:#f4f9fb;border:1px solid #d6e7ee;border-radius:13px;padding:13px;margin:18px 0}.gssv-vl12v2-legacy summary{cursor:pointer;font-weight:680;color:#176179;min-height:38px}.gssv-vl12v2-legacy img{max-width:100%;height:auto}.gssv-vl12v2-legacy .table-scroll{max-width:100%;overflow-x:auto}.gssv-vl12v2-mind{border:1px solid #dbe8ee;padding:22px;border-radius:16px;background:#fcfefe}.gssv-vl12v2-map{display:block;width:100%;height:auto;border-radius:10px}.gssv-vl12v2-mind a{display:block}.gssv-vl12v2-practice{background:#f3f9fc;border:1px solid #d7e7f0;padding:20px 22px;border-radius:16px}.gssv-vl12v2-primary{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:10px 17px;border-radius:10px;background:#156b75;color:#fff!important;font-weight:730;text-decoration:none!important}.gssv-vl12v2-next{display:flex;flex-wrap:wrap;gap:9px;justify-content:space-between;margin:20px 0}.gssv-vl12v2-chapterintro{border-radius:13px;padding:18px 20px;background:#edf6f9;margin:20px 0}.gssv-vl12v2-chapterintro p{margin:0}.gssv-vl12v2-cardgrid h2{margin:0 0 15px}.gssv-vl12v2-cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.gssv-vl12v2-card{display:flex;gap:13px;align-items:center;border:1px solid #d7e6e9;padding:14px 13px;border-radius:12px;text-decoration:none;background:#fff;min-height:103px;min-width:0}.gssv-vl12v2-card:hover{background:#f2faf9;border-color:#8eb9b4}.gssv-vl12v2-card .v2-num{display:grid;place-items:center;flex:0 0 38px;width:38px;height:38px;border-radius:10px;background:#e1f2eb;color:#146e67;font-weight:800}.gssv-vl12v2-card strong{display:block;color:#1a495b;font-size:15px;line-height:1.35}.gssv-vl12v2-card small{display:block;color:#55707b;line-height:1.45;margin-top:5px}.gssv-vl12v2-card .v2-chevron{margin-left:auto;color:#248b85}.gssv-vl12-mentor{display:flex;align-items:center;gap:12px;min-width:0;padding:12px 16px;margin:14px 0 23px;border:1px solid #d9e9e6;border-radius:15px;background:#f7fbfa;color:#3d5e6e;font:14px/1.55 system-ui,Arial,sans-serif}.gssv-vl12-mentor-avatar{flex:0 0 56px;width:56px;height:56px;background:#fff0 url(/wp-content/plugins/gssv-on-tap/assets/vl12-theory-c2c5-20261016/ms-phuong-illustration.svg) center/contain no-repeat;pointer-events:none}.gssv-vl12-mentor-copy{flex:1;min-width:0}.gssv-vl12-mentor-kicker{font-size:10px;letter-spacing:.9px;font-weight:760;color:#08776d}.gssv-vl12-mentor p{margin:2px 0 5px!important;font-size:13px;line-height:1.55}.gssv-vl12-mentor p strong{color:#164a58}.gssv-vl12-mentor-links{display:flex;flex-wrap:wrap;align-items:center;gap:5px 16px}.gssv-vl12-mentor a{display:inline-flex;align-items:center;min-height:32px;color:#007778!important;font-size:13px;text-decoration:none!important;font-weight:750}.gssv-vl12-mentor-phone{white-space:nowrap}.gssv-vl12-mentor a:hover{text-decoration:underline!important}.gssv-vl12-guide .gssv-vl12-mentor,#lt27-vat-li-12 .gssv-vl12-mentor{font-size:14px;margin:14px 0 20px}.gssv-vl12-guide .gssv-vl12-mentor a,#lt27-vat-li-12 .gssv-vl12-mentor a{margin:0}#lt27-vat-li-12 details.phys-unit>summary::before,#lt27-vat-li-12 details.phys-unit>summary .lt27-expand-label,#lt27-vat-li-12 .gssv-expand-label,#lt27-vat-li-12 .sv-expand-text{content:none!important;display:none!important}.gssv-lt27 details.phys-unit>summary{line-height:1.5}.gssv-lt27 #lt27-vat-li-12 details.phys-unit>summary{min-height:54px!important;padding:12px 17px!important;display:list-item!important}.gssv-lt27 #lt27-vat-li-12 details.phys-unit>summary::marker{content:'+';font-size:20px;color:#1a6383}#lt27-vat-li-12 details.phys-unit[open]>summary::marker{content:'−'}@media(max-width:760px){.gssv-vl12v2{padding:0 9px 24px;font-size:15.5px}.gssv-vl12v2-hero{grid-template-columns:minmax(0,1fr);padding:24px 19px 16px;gap:0;min-height:0}.gssv-vl12v2-hero h1{font-size:clamp(26px,7vw,34px)}.gssv-vl12v2-hero-art{width:116px;height:95px;justify-self:end;align-self:end;margin-top:-4px}.gssv-vl12v2-cards{grid-template-columns:minmax(0,1fr)}.gssv-vl12v2-card{min-height:86px}.gssv-vl12v2-goals,.gssv-vl12v2-errors,.gssv-vl12v2-practice{padding:16px}.gssv-vl12v2-mind{padding:9px}.gssv-vl12v2-shortnav a{font-size:13px;padding:7px 10px}.gssv-vl12-mentor{padding:11px 12px;gap:9px}.gssv-vl12-mentor-avatar{flex-basis:44px;width:44px;height:44px}.gssv-vl12-mentor p{font-size:12.5px}.gssv-vl12-mentor a{font-size:12.7px}.gssv-vl12v2-legacy details{padding:10px}}@media(prefers-reduced-motion:reduce){.gssv-vl12v2 *{scroll-behavior:auto!important;transition:none!important}}