:root{
  --dp77-ink:#18243a;
  --dp77-ink-soft:#4c586b;
  --dp77-navy:#0f1d33;
  --dp77-navy-2:#172a46;
  --dp77-cream:#f5f0e7;
  --dp77-paper:#fffdf8;
  --dp77-gold:#c69a4b;
  --dp77-gold-soft:#ead7ae;
  --dp77-teal:#2f756c;
  --dp77-line:rgba(24,36,58,.13);
  --dp77-shadow:0 22px 60px rgba(15,29,51,.12);
  --dp77-radius:22px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body.dp77-page{
  margin:0;
  color:var(--dp77-ink);
  background:
    radial-gradient(circle at 8% 3%,rgba(198,154,75,.12),transparent 28rem),
    radial-gradient(circle at 93% 16%,rgba(47,117,108,.10),transparent 26rem),
    var(--dp77-cream);
  font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  line-height:1.67;
}
.dp77-page a{color:inherit}
.dp77-shell{width:min(1160px,calc(100% - 36px));margin-inline:auto}
.dp77-topbar{
  position:sticky;top:0;z-index:20;
  backdrop-filter:blur(16px);
  background:rgba(15,29,51,.92);
  border-bottom:1px solid rgba(255,255,255,.1);
}
.dp77-topbar-inner{min-height:68px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.dp77-brand{display:flex;align-items:center;gap:11px;text-decoration:none;color:#fff;font-weight:800;letter-spacing:.01em}
.dp77-brand-mark{width:34px;height:34px;border-radius:11px;display:grid;place-items:center;background:linear-gradient(145deg,var(--dp77-gold),#f0d59c);color:var(--dp77-navy);box-shadow:0 10px 28px rgba(198,154,75,.25)}
.dp77-nav{display:flex;align-items:center;gap:10px}
.dp77-nav a{color:#fff;text-decoration:none;font-weight:700;font-size:.92rem;padding:10px 14px;border-radius:999px}
.dp77-nav .dp77-nav-muted{color:rgba(255,255,255,.78)}
.dp77-nav .dp77-nav-cta{background:#fff;color:var(--dp77-navy)}
.dp77-hero{
  position:relative;overflow:hidden;
  padding:72px 0 54px;
  color:#fff;
  background:
    linear-gradient(115deg,rgba(15,29,51,.98),rgba(23,42,70,.94)),
    var(--dp77-navy);
}
.dp77-hero:before,.dp77-hero:after{content:"";position:absolute;border-radius:50%;filter:blur(1px);pointer-events:none}
.dp77-hero:before{width:420px;height:420px;right:-140px;top:-180px;background:radial-gradient(circle,rgba(198,154,75,.34),transparent 68%)}
.dp77-hero:after{width:360px;height:360px;left:-170px;bottom:-210px;background:radial-gradient(circle,rgba(47,117,108,.45),transparent 68%)}
.dp77-breadcrumbs{position:relative;display:flex;flex-wrap:wrap;gap:8px;align-items:center;color:rgba(255,255,255,.72);font-size:.9rem;margin-bottom:28px}
.dp77-breadcrumbs a{text-decoration:none}
.dp77-eyebrow{position:relative;display:inline-flex;align-items:center;gap:9px;text-transform:uppercase;letter-spacing:.13em;font-size:.76rem;font-weight:800;color:#f1d7a1;margin-bottom:18px}
.dp77-eyebrow:before{content:"";width:26px;height:2px;background:var(--dp77-gold)}
.dp77-hero h1{position:relative;max-width:950px;font-size:clamp(2.25rem,5vw,4.55rem);line-height:1.03;letter-spacing:-.045em;margin:0 0 22px;text-wrap:balance}
.dp77-lead{position:relative;max-width:860px;font-size:clamp(1.08rem,2vw,1.34rem);color:rgba(255,255,255,.83);margin:0}
.dp77-hero-actions{position:relative;display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.dp77-button{display:inline-flex;align-items:center;justify-content:center;gap:9px;text-decoration:none;font-weight:800;padding:13px 18px;border-radius:13px;border:1px solid rgba(255,255,255,.18)}
.dp77-button-primary{background:linear-gradient(135deg,#f0d39a,var(--dp77-gold));color:var(--dp77-navy);border-color:transparent;box-shadow:0 12px 34px rgba(198,154,75,.24)}
.dp77-button-secondary{color:#fff;background:rgba(255,255,255,.07)}
.dp77-hero-metrics{position:relative;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:42px;max-width:900px}
.dp77-metric{padding:15px 17px;border:1px solid rgba(255,255,255,.12);border-radius:16px;background:rgba(255,255,255,.055)}
.dp77-metric strong{display:block;color:#fff;font-size:.96rem}
.dp77-metric span{display:block;color:rgba(255,255,255,.65);font-size:.82rem;margin-top:3px}
.dp77-layout{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:34px;align-items:start;padding:48px 0 72px}
.dp77-article{min-width:0}
.dp77-card{background:rgba(255,253,248,.96);border:1px solid var(--dp77-line);border-radius:var(--dp77-radius);box-shadow:var(--dp77-shadow);padding:clamp(24px,4vw,42px);margin-bottom:24px}
.dp77-card h2{font-size:clamp(1.55rem,3vw,2.25rem);line-height:1.15;letter-spacing:-.025em;margin:0 0 16px}
.dp77-card h3{font-size:1.08rem;line-height:1.3;margin:0 0 8px}
.dp77-card p{margin:0 0 16px;color:var(--dp77-ink-soft)}
.dp77-card p:last-child{margin-bottom:0}
.dp77-answer{border-left:5px solid var(--dp77-gold);background:linear-gradient(135deg,#fffdf8,#faf4e8)}
.dp77-answer p{font-size:1.1rem;color:var(--dp77-ink)}
.dp77-point-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:22px}
.dp77-point{padding:18px;border:1px solid var(--dp77-line);border-radius:16px;background:#fff}
.dp77-point-num{display:grid;place-items:center;width:30px;height:30px;border-radius:10px;background:var(--dp77-navy);color:#fff;font-size:.78rem;font-weight:900;margin-bottom:12px}
.dp77-point p{font-size:.94rem;margin:0}
.dp77-steps{display:grid;gap:0;margin-top:20px}
.dp77-step{display:grid;grid-template-columns:46px minmax(0,1fr);gap:15px;padding:18px 0;border-top:1px solid var(--dp77-line)}
.dp77-step:first-child{border-top:0;padding-top:0}
.dp77-step-index{width:42px;height:42px;border-radius:14px;display:grid;place-items:center;background:linear-gradient(145deg,var(--dp77-navy),var(--dp77-navy-2));color:#fff;font-weight:900}
.dp77-step p{margin:4px 0 0}
.dp77-table-wrap{overflow:auto;border:1px solid var(--dp77-line);border-radius:16px;margin-top:20px}
.dp77-table{width:100%;border-collapse:collapse;min-width:640px;background:#fff}
.dp77-table th,.dp77-table td{text-align:left;padding:15px 16px;border-bottom:1px solid var(--dp77-line);vertical-align:top}
.dp77-table th{background:var(--dp77-navy);color:#fff;font-size:.82rem;text-transform:uppercase;letter-spacing:.06em}
.dp77-table tr:last-child td{border-bottom:0}
.dp77-fit{background:linear-gradient(135deg,#eef6f3,#fffdf8);border-color:rgba(47,117,108,.25)}
.dp77-fit-badge{display:inline-flex;align-items:center;gap:8px;color:var(--dp77-teal);font-weight:900;font-size:.8rem;text-transform:uppercase;letter-spacing:.08em;margin-bottom:12px}
.dp77-caution{display:grid;grid-template-columns:42px minmax(0,1fr);gap:15px;padding:18px;border:1px solid rgba(198,154,75,.34);border-radius:16px;background:#fff9ed;margin-top:22px}
.dp77-caution-icon{width:42px;height:42px;border-radius:14px;display:grid;place-items:center;background:var(--dp77-gold-soft);color:var(--dp77-navy);font-weight:900}
.dp77-caution p{margin:0;color:var(--dp77-ink)}
.dp77-faq details{border-top:1px solid var(--dp77-line);padding:18px 0}
.dp77-faq details:first-of-type{border-top:0}
.dp77-faq summary{cursor:pointer;font-weight:850;list-style:none;padding-right:28px;position:relative}
.dp77-faq summary::-webkit-details-marker{display:none}
.dp77-faq summary:after{content:"+";position:absolute;right:0;top:-2px;font-size:1.35rem;color:var(--dp77-gold)}
.dp77-faq details[open] summary:after{content:"–"}
.dp77-faq details p{margin-top:12px}
.dp77-related{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.dp77-related a{display:block;text-decoration:none;padding:16px;border:1px solid var(--dp77-line);border-radius:15px;background:#fff;font-weight:800;line-height:1.35}
.dp77-related a:hover{border-color:rgba(198,154,75,.7);transform:translateY(-1px)}
.dp77-summary{font-size:.96rem;padding:18px;border-radius:16px;background:#f4f6f8;color:var(--dp77-ink-soft)}
.dp77-side{position:sticky;top:92px}
.dp77-side-card{background:rgba(255,253,248,.96);border:1px solid var(--dp77-line);border-radius:20px;box-shadow:0 18px 50px rgba(15,29,51,.09);padding:22px}
.dp77-side-card + .dp77-side-card{margin-top:16px}
.dp77-side-title{font-weight:900;letter-spacing:-.015em;margin-bottom:12px}
.dp77-toc{display:grid;gap:4px}
.dp77-toc a{text-decoration:none;color:var(--dp77-ink-soft);font-size:.92rem;padding:8px 10px;border-radius:10px}
.dp77-toc a:hover{background:#f0eadf;color:var(--dp77-ink)}
.dp77-side-cta{background:linear-gradient(145deg,var(--dp77-navy),var(--dp77-navy-2));color:#fff;border-color:transparent}
.dp77-side-cta p{color:rgba(255,255,255,.72);font-size:.92rem}
.dp77-side-cta a{display:block;text-align:center;text-decoration:none;background:linear-gradient(135deg,#f0d39a,var(--dp77-gold));color:var(--dp77-navy);font-weight:900;padding:12px 14px;border-radius:12px}
.dp77-footer{background:var(--dp77-navy);color:#fff;padding:34px 0}
.dp77-footer-inner{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap}
.dp77-footer p{margin:0;color:rgba(255,255,255,.65);font-size:.9rem}
.dp77-footer a{text-decoration:none;color:#fff;font-weight:800}
.dp77-index-section{margin:42px 0;padding:clamp(24px,4vw,42px);border-radius:24px;background:linear-gradient(145deg,#0f1d33,#1b3150);color:#fff;box-shadow:0 24px 70px rgba(15,29,51,.18)}
.dp77-index-kicker{text-transform:uppercase;letter-spacing:.12em;color:#efcf91;font-weight:900;font-size:.78rem}
.dp77-index-section h2{color:#fff;font-size:clamp(1.7rem,4vw,2.7rem);margin:8px 0 12px;line-height:1.1}
.dp77-index-intro{color:rgba(255,255,255,.75);max-width:820px}
.dp77-index-groups{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:24px}
.dp77-index-group{background:rgba(255,255,255,.075);border:1px solid rgba(255,255,255,.12);border-radius:18px;padding:20px}
.dp77-index-group h3{color:#fff;margin:0 0 12px;font-size:1.05rem}
.dp77-index-links{display:grid;gap:7px}
.dp77-index-links a{color:rgba(255,255,255,.82);text-decoration:none;font-size:.92rem;line-height:1.35}
.dp77-index-links a:hover{color:#fff;text-decoration:underline}
@media (max-width:900px){
  .dp77-layout{grid-template-columns:1fr}
  .dp77-side{position:static}
  .dp77-side .dp77-side-card:first-child{display:none}
}
@media (max-width:700px){
  .dp77-shell{width:min(100% - 24px,1160px)}
  .dp77-nav-muted{display:none}
  .dp77-hero{padding:54px 0 42px}
  .dp77-hero-metrics,.dp77-point-grid,.dp77-related,.dp77-index-groups{grid-template-columns:1fr}
  .dp77-card{border-radius:18px;padding:23px 19px}
  .dp77-layout{padding-top:28px}
}
@media print{
  .dp77-topbar,.dp77-side,.dp77-hero-actions,.dp77-footer{display:none!important}
  body.dp77-page{background:#fff}
  .dp77-hero{background:#fff;color:#000;padding:20px 0}
  .dp77-lead,.dp77-breadcrumbs{color:#333}
  .dp77-layout{display:block;padding:10px 0}
  .dp77-card{box-shadow:none;break-inside:avoid}
}


/* DP_EN_ACADEMY_AUTHORITY_UPGRADE_V2 */
.dpqa-kicker{display:inline-flex;align-items:center;gap:.45rem;margin-bottom:.8rem;padding:.34rem .7rem;border-radius:999px;background:rgba(35,183,170,.12);color:#0b766f;font-size:.76rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase}
.dpqa-field-note{margin-top:1.25rem;padding:1.1rem 1.2rem;border-left:4px solid #d7a84c;border-radius:0 16px 16px 0;background:linear-gradient(135deg,rgba(215,168,76,.12),rgba(255,255,255,.8))}
.dpqa-field-note strong,.dpqa-outcome strong{display:block;margin-bottom:.35rem;color:#0f1d33}.dpqa-outcome{margin-top:1rem;padding:1rem 1.15rem;border:1px solid rgba(15,29,51,.1);border-radius:16px;background:#f7fafc}
.dpqa-decision-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem;margin-top:1.15rem}.dpqa-decision{padding:1.05rem;border:1px solid rgba(15,29,51,.1);border-radius:18px;background:linear-gradient(180deg,#fff,#f8fbfd)}.dpqa-decision-num{font-size:.72rem;font-weight:900;color:#0b766f;letter-spacing:.12em}.dpqa-decision h3{margin:.42rem 0 .45rem;font-size:1rem}.dpqa-decision p{margin:0;color:#526170;line-height:1.65}
.dpqa-example{font-size:1.04rem;line-height:1.82}.dpqa-evidence{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:.8rem;margin-top:1.1rem}.dpqa-evidence div{padding:.9rem;border-radius:15px;background:#f5f8fb}.dpqa-evidence strong{display:block;margin-bottom:.35rem;color:#0f1d33}.dpqa-evidence span{color:#607080;font-size:.9rem;line-height:1.55}
.dpqa-truth{border:1px solid rgba(35,183,170,.24);background:linear-gradient(135deg,rgba(35,183,170,.09),rgba(15,29,51,.03))}.dpqa-truth p{font-size:1rem;line-height:1.75}
.dpqa-tool{overflow:hidden}.dpqa-tool-intro{max-width:780px}.dpqa-tool-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:.85rem}.dpqa-tool-form label{display:flex;flex-direction:column;gap:.38rem;font-size:.82rem;font-weight:750;color:#34465a}.dpqa-tool-form input{width:100%;padding:.75rem .82rem;border:1px solid rgba(15,29,51,.17);border-radius:12px;background:#fff;color:#0f1d33;font:inherit}.dpqa-tool-form input:focus{outline:3px solid rgba(35,183,170,.18);border-color:#23b7aa}.dpqa-tool-form button{margin-top:1rem;padding:.78rem 1.1rem;border:0;border-radius:12px;background:#0f1d33;color:#fff;font-weight:800;cursor:pointer}.dpqa-tool-output{margin-top:1.1rem;overflow:auto;border:1px solid rgba(15,29,51,.1);border-radius:15px;background:#fff}.dpqa-tool-output table{width:100%;border-collapse:collapse}.dpqa-tool-output th,.dpqa-tool-output td{padding:.72rem .85rem;border-bottom:1px solid rgba(15,29,51,.08);text-align:left}.dpqa-tool-output th{color:#34465a}.dpqa-tool-output td{font-weight:800;color:#0f1d33}.dpqa-tool-note{margin:.8rem 0 0;color:#697786;font-size:.84rem;line-height:1.55}
.dpqa-review-strip{display:flex;flex-wrap:wrap;gap:.7rem;margin-top:1.1rem}.dpqa-review-strip span{padding:.5rem .7rem;border:1px solid rgba(15,29,51,.1);border-radius:999px;background:#fff;color:#425367;font-size:.78rem;font-weight:750}
@media(max-width:820px){.dpqa-decision-grid,.dpqa-tool-grid{grid-template-columns:1fr}.dpqa-evidence{grid-template-columns:1fr}}