:root{--ppa-brand:#1f3b5b;--ppa-accent:#c9a96e;--ppa-bg:#f7f5f0;--ppa-surface:#fff;--ppa-text:#1a1a1a;--ppa-muted:#5a6470;--ppa-overlay:rgba(15,23,42,.38);--ppa-radius:18px;--ppa-container:1200px;--ppa-cols:3;--ppa-login-bg:none;--ppa-portal-bg:none;--ppa-viewer-bg:none}*{box-sizing:border-box}.ppa-screen{position:relative;min-height:100vh;background:var(--ppa-bg);color:var(--ppa-text);overflow:hidden}.ppa-screen-login{background-image:var(--ppa-login-bg);background-size:cover;background-position:center}.ppa-screen-portal{background-image:var(--ppa-portal-bg);background-size:cover;background-position:center}.ppa-screen-viewer{background-image:var(--ppa-viewer-bg);background-size:cover;background-position:center}.ppa-overlay{position:absolute;inset:0;background:var(--ppa-overlay)}.ppa-shell{position:relative;z-index:2;max-width:var(--ppa-container);margin:0 auto;padding:34px 20px}.ppa-shell-wide{max-width:min(95vw, calc(var(--ppa-container) + 80px))}.ppa-logo{max-height:72px;width:auto;display:block}.ppa-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 18px;border-radius:999px;border:1px solid rgba(255,255,255,.28);text-decoration:none;color:var(--ppa-text);background:#fff;font-weight:600;cursor:pointer}.ppa-btn-primary{background:var(--ppa-brand);color:#fff;border-color:var(--ppa-brand)}.ppa-btn-ghost{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.28);backdrop-filter:blur(10px)}.ppa-input{width:100%;padding:14px 16px;border-radius:14px;border:1px solid rgba(0,0,0,.12);background:#fff}.ppa-login-card{max-width:520px;margin:8vh auto 0;background:rgba(255,255,255,.94);backdrop-filter:blur(18px);padding:34px;border-radius:calc(var(--ppa-radius) + 8px);box-shadow:0 24px 70px rgba(0,0,0,.16)}.ppa-login-card h1{margin:18px 0 8px;font-size:36px}.ppa-subtitle{margin:0 0 20px;color:var(--ppa-muted)}.ppa-error{color:#b91c1c}.ppa-header,.ppa-toolbar{display:flex;align-items:center;justify-content:space-between;gap:18px}.ppa-hero{padding:20px 0 24px;color:#fff}.ppa-hero h1{font-size:42px;margin:0 0 8px}.ppa-hero p,.ppa-userline{max-width:740px;opacity:.95}.ppa-card-grid{display:grid;grid-template-columns:repeat(var(--ppa-cols),minmax(0,1fr));gap:20px;margin-top:12px}.ppa-card{display:block;overflow:hidden;text-decoration:none;color:inherit;background:rgba(255,255,255,.94);border-radius:calc(var(--ppa-radius) + 4px);box-shadow:0 20px 55px rgba(0,0,0,.14);transition:transform .18s ease,box-shadow .18s ease}.ppa-card:hover{transform:translateY(-4px);box-shadow:0 26px 60px rgba(0,0,0,.18)}.ppa-card-media{height:180px;background-size:cover;background-position:center}.ppa-card-body{padding:20px}.ppa-card-body h3{margin:0 0 8px;font-size:22px;color:var(--ppa-brand)}.ppa-card-body p{margin:0;color:var(--ppa-muted)}.ppa-footer{margin-top:22px;color:#fff;opacity:.92}.ppa-toolbar{margin-bottom:18px;color:#fff}.ppa-toolbar-title{flex:1;text-align:center;font-size:22px;font-weight:700}.ppa-viewer-wrap{background:rgba(255,255,255,.96);border-radius:calc(var(--ppa-radius) + 6px);overflow:hidden;box-shadow:0 18px 60px rgba(0,0,0,.16)}.ppa-iframe{display:block;width:100%;height:82vh;border:0;background:#fff}.ppa-guard{padding:20px;background:#fff;border-radius:16px}@media (max-width:980px){.ppa-card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.ppa-hero h1{font-size:34px}}@media (max-width:700px){.ppa-card-grid{grid-template-columns:1fr}.ppa-toolbar{flex-wrap:wrap}.ppa-toolbar-title{text-align:left;order:3;width:100%}.ppa-login-card{margin-top:4vh;padding:24px}.ppa-hero h1{font-size:28px}}