:root{--sah-bg:#f6f8fc;--sah-surface:#fff;--sah-text:#172033;--sah-muted:#667085;--sah-border:#e6eaf1;--sah-primary:#1769e8;--sah-accent:#6d35e8;--sah-green:#079669;--sah-orange:#d97706;--sah-red:#dc2626;--sah-shadow:0 10px 28px rgba(28,45,82,.08);--sah-radius:20px}
*{box-sizing:border-box}html{scroll-behavior:smooth}html:has(body.sah-app-preview-page){margin-top:0!important}#wpadminbar{display:none!important}
body.sah-app-preview-page{margin:0!important;background:var(--sah-bg);color:var(--sah-text);font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans Devanagari","Noto Sans",sans-serif;-webkit-font-smoothing:antialiased}
.sah-preview-app{min-height:100vh;background:var(--sah-bg);padding-bottom:calc(104px + env(safe-area-inset-bottom))}.sah-app-shell{width:min(100%,840px);margin:0 auto;padding:0 16px 46px}
.sah-topbar{position:sticky;top:0;z-index:90;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:9px 0;background:rgba(246,248,252,.94);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)}
.sah-brand{border:0;background:none;padding:0;display:flex;align-items:center;gap:10px;color:inherit;min-width:0;text-align:left;cursor:pointer}.sah-brand-mark{display:grid;place-items:center;width:40px;height:40px;border-radius:13px;background:linear-gradient(145deg,var(--sah-primary),var(--sah-accent));color:#fff;font-weight:900;font-size:22px;box-shadow:0 7px 18px rgba(23,105,232,.2);overflow:hidden}.sah-brand-image{background:#fff;border:1px solid var(--sah-border)}.sah-brand-image img{width:100%;height:100%;object-fit:cover;background:#fff}.sah-brand-copy{display:flex;flex-direction:column;min-width:0}.sah-brand-copy strong{font-size:18px;line-height:1.05}.sah-brand-copy small{font-size:10.5px;color:var(--sah-muted);margin-top:3px;white-space:nowrap}
.sah-top-actions{display:flex;gap:7px}.sah-icon-button{width:38px;height:38px;border:1px solid var(--sah-border);background:#fff;border-radius:12px;color:#344054;display:grid;place-items:center;padding:0;cursor:pointer;text-decoration:none;box-shadow:0 4px 12px rgba(20,32,51,.035)}
.sah-icon-button svg,.sah-search-icon svg,.sah-role-icon svg,.sah-tool-icon svg,.sah-arrow svg,.sah-update-card svg,.sah-row-arrow svg,.sah-bottom-nav svg,.sah-mini-arrow svg,.sah-coming-card svg{width:21px;height:21px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.sah-screen[hidden]{display:none!important}.sah-screen{animation:sahFade .18s ease}@keyframes sahFade{from{opacity:.5;transform:translateY(4px)}to{opacity:1;transform:none}}
.sah-hero{background:linear-gradient(145deg,#1045ad 0%,#1769e8 58%,#6d35e8 100%);border-radius:24px;padding:20px 18px 17px;color:#fff;box-shadow:0 16px 38px rgba(23,105,232,.18);overflow:hidden;position:relative;margin:2px 0 14px}.sah-hero:after{content:"";position:absolute;width:160px;height:160px;border:34px solid rgba(255,255,255,.075);border-radius:50%;right:-88px;top:-96px}.sah-eyebrow,.sah-section-kicker{display:block;font-size:10.5px;font-weight:850;letter-spacing:.055em;text-transform:uppercase}.sah-hero h1{font-size:24px;line-height:1.22;margin:6px 0 6px;letter-spacing:-.55px}.sah-hero p{font-size:13px;line-height:1.45;margin:0 0 14px;color:rgba(255,255,255,.84)}
.sah-search{position:relative;z-index:2;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:7px;background:#fff;border-radius:14px;padding:5px 5px 5px 11px;box-shadow:0 7px 20px rgba(0,0,0,.1)}.sah-search-icon{color:#667085;display:grid;place-items:center}.sah-search input{border:0!important;outline:0!important;box-shadow:none!important;background:transparent!important;color:#1d2939!important;font:inherit!important;font-size:12.5px!important;min-width:0;padding:9px 0!important;margin:0!important}.sah-search button{border:0;background:#111827;color:#fff;border-radius:10px;padding:9px 12px;font-weight:800;font-size:11.5px;cursor:pointer;white-space:nowrap}
.sah-role-grid{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin:0 0 15px}.sah-role-card{position:relative;min-height:92px;background:#fff;border:1px solid var(--sah-border);border-radius:18px;padding:12px;text-decoration:none;color:var(--sah-text);display:flex;flex-direction:column;align-items:flex-start;justify-content:space-between;box-shadow:0 5px 16px rgba(20,32,51,.035);cursor:pointer;text-align:left}.sah-role-icon{display:grid;place-items:center;width:36px;height:36px;border-radius:11px;background:#edf4ff;color:var(--sah-primary)}.role-student .sah-role-icon{background:#ecfdf3;color:#067647}.role-ai .sah-role-icon{background:#f4f0ff;color:#6938ef}.role-tools .sah-role-icon{background:#fff4e6;color:#b54708}.sah-role-copy{display:flex;flex-direction:column;margin-top:8px;padding-right:16px}.sah-role-copy strong{font-size:13.5px;line-height:1.2}.sah-role-copy small{font-size:9.7px;color:var(--sah-muted);margin-top:3px;line-height:1.3}.sah-role-card .sah-arrow{position:absolute;right:11px;top:11px;color:#98a2b3}
.sah-section{margin:15px 0}.sah-section-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:12px;margin-bottom:9px}.sah-section-heading.compact{margin-bottom:8px}.sah-section-heading .sah-section-kicker,.sah-screen-heading .sah-section-kicker{color:var(--sah-primary);margin-bottom:3px}.sah-section-heading h2{font-size:17px;line-height:1.2;margin:0;letter-spacing:-.2px}.sah-text-link{border:0;background:none;padding:3px 0;color:var(--sah-primary);font-size:11.5px;font-weight:850;cursor:pointer}
.sah-tool-grid{display:grid;grid-template-columns:1fr 1fr;gap:9px}.sah-tool-card{position:relative;background:#fff;border:1px solid var(--sah-border);border-radius:16px;padding:11px 10px;text-decoration:none;color:var(--sah-text);display:flex;align-items:center;gap:9px;min-height:70px;box-shadow:0 4px 13px rgba(20,32,51,.03)}.sah-tool-icon{flex:0 0 auto;width:39px;height:39px;border-radius:12px;display:grid;place-items:center;background:#edf4ff;color:var(--sah-primary)}.tool-cce .sah-tool-icon{background:#eefbf5;color:var(--sah-green)}.tool-question .sah-tool-icon{background:#fff7ed;color:var(--sah-orange)}.tool-ctet .sah-tool-icon{background:#f4f0ff;color:var(--sah-accent)}.tool-cluster .sah-tool-icon{background:#fef2f2;color:var(--sah-red)}.tool-teacher .sah-tool-icon{background:#ecfeff;color:#0e7490}.sah-tool-copy{display:flex;flex-direction:column;min-width:0;padding-right:8px}.sah-tool-copy strong{font-size:12.1px;line-height:1.22}.sah-tool-copy small{font-size:9.4px;color:var(--sah-muted);margin-top:3px;line-height:1.3}.sah-mini-arrow{display:none;color:#98a2b3;margin-left:auto}
.sah-update-panel{background:#fff;border:1px solid var(--sah-border);border-radius:20px;padding:13px;box-shadow:0 5px 18px rgba(20,32,51,.035)}.sah-update-grid{display:grid;gap:8px}.sah-update-card{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:10px;padding:10px;border-radius:13px;background:#f8fafc;text-decoration:none;color:var(--sah-text)}.sah-update-card>span{display:grid;place-items:center;width:36px;height:36px;border-radius:11px;background:#eaf2ff;color:var(--sah-primary)}.sah-update-card:nth-child(2)>span{background:#fff6e9;color:#b54708}.sah-update-card div{display:flex;flex-direction:column}.sah-update-card strong{font-size:12px}.sah-update-card small{font-size:9.7px;color:var(--sah-muted);margin-top:2px}.sah-update-card i{color:#98a2b3;display:grid;place-items:center}
.sah-continue{margin:14px 0}.sah-continue-card{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:10px;background:linear-gradient(135deg,#eef4ff,#f7f3ff);border:1px solid #dbe6ff;border-radius:16px;padding:10px;text-decoration:none;color:var(--sah-text)}.sah-continue-card>span:nth-child(2){display:flex;flex-direction:column}.sah-continue-card strong{font-size:12.5px}.sah-continue-card small{font-size:9.7px;color:var(--sah-muted);margin-top:2px}
.sah-post-list{background:#fff;border:1px solid var(--sah-border);border-radius:18px;overflow:hidden}.sah-post-row{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:9px;padding:10px 11px;text-decoration:none;color:var(--sah-text);border-bottom:1px solid var(--sah-border)}.sah-post-row:last-child{border-bottom:0}.sah-post-badge{max-width:70px;font-size:8.6px;font-weight:850;color:#175cd3;background:#eff8ff;border-radius:8px;padding:5px 6px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sah-post-copy{display:flex;flex-direction:column;min-width:0}.sah-post-copy strong{font-size:11.8px;line-height:1.27}.sah-post-copy small{font-size:9px;color:var(--sah-muted);margin-top:3px}.sah-row-arrow{color:#98a2b3;display:grid;place-items:center}
.sah-community-strip{margin:15px 0 5px;background:linear-gradient(145deg,#0a5a4d,#0b846c);border-radius:17px;padding:11px;color:#fff;display:grid;grid-template-columns:auto 1fr auto;gap:9px;align-items:center;box-shadow:0 10px 25px rgba(11,132,108,.13)}.sah-community-icon{display:grid;place-items:center;width:36px;height:36px;border-radius:11px;background:#fff;color:#08775f;font-size:10px;font-weight:900}.sah-community-copy{display:flex;flex-direction:column;min-width:0}.sah-community-copy strong{font-size:11.7px}.sah-community-copy small{font-size:9.3px;color:rgba(255,255,255,.82);margin-top:2px}.sah-community-strip>a{background:#fff;color:#08775f;text-decoration:none;border-radius:10px;padding:8px 10px;font-size:10.5px;font-weight:900}
.sah-screen-heading{padding:10px 0 13px}.sah-screen-heading h1{font-size:24px;line-height:1.15;margin:3px 0 5px;letter-spacing:-.5px}.sah-screen-heading p{font-size:11.5px;line-height:1.45;color:var(--sah-muted);margin:0;max-width:520px}.sah-coming-card{margin:14px 0;background:#fff;border:1px dashed #cfd7e6;border-radius:16px;padding:12px;display:flex;gap:10px;align-items:center}.sah-coming-card>span{width:38px;height:38px;border-radius:11px;background:#f4f0ff;color:var(--sah-accent);display:grid;place-items:center;flex:0 0 auto}.sah-coming-card div{display:flex;flex-direction:column}.sah-coming-card strong{font-size:12px}.sah-coming-card small{font-size:9.7px;color:var(--sah-muted);margin-top:2px;line-height:1.35}.sah-ai-shortcuts{display:flex;gap:7px;overflow:auto;padding:0 0 10px;scrollbar-width:none}.sah-ai-shortcuts::-webkit-scrollbar{display:none}.sah-ai-shortcuts a{flex:0 0 auto;border:1px solid #dbe5f6;background:#fff;color:#175cd3;border-radius:999px;padding:8px 11px;text-decoration:none;font-size:10.5px;font-weight:800}
.sah-app-footer{display:flex;flex-direction:column;align-items:center;gap:2px;padding:18px 0 4px;color:#667085}.sah-app-footer strong{font-size:12.5px}.sah-app-footer span{font-size:9.5px}
.sah-bottom-nav{position:fixed;z-index:100;left:50%;bottom:0;transform:translateX(-50%);width:min(100%,840px);display:grid;grid-template-columns:repeat(5,1fr);background:rgba(255,255,255,.97);border-top:1px solid var(--sah-border);padding:6px 8px max(7px,env(safe-area-inset-bottom));box-shadow:0 -9px 28px rgba(20,32,51,.07);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)}.sah-bottom-nav button{border:0;background:transparent;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;color:#667085;min-height:47px;border-radius:12px;cursor:pointer}.sah-bottom-nav button span{display:grid;place-items:center}.sah-bottom-nav button small{font-size:9.2px;font-weight:750}.sah-bottom-nav button.active{color:var(--sah-primary);background:#f2f6ff}
.sah-toast{position:fixed;z-index:140;left:50%;bottom:calc(82px + env(safe-area-inset-bottom));transform:translateX(-50%);max-width:calc(100% - 32px);background:#111827;color:#fff;border-radius:12px;padding:10px 13px;font-size:11px;box-shadow:0 10px 28px rgba(0,0,0,.18)}.sah-empty{padding:16px;background:#fff;border:1px dashed #d0d5dd;border-radius:15px;text-align:center;color:#667085;font-size:11px}
/* Keep the globally-installed floating WhatsApp/Community button above our bottom nav on this preview only. */
.sah-app-preview-page [class*="shcc"][class*="float"],.sah-app-preview-page [id*="shcc"][id*="float"]{bottom:calc(86px + env(safe-area-inset-bottom))!important;right:10px!important;z-index:110!important;transform:scale(.84);transform-origin:bottom right;transition:opacity .18s ease,transform .18s ease!important}.sah-app-preview-page.sah-community-in-view [class*="shcc"][class*="float"],.sah-app-preview-page.sah-community-in-view [id*="shcc"][id*="float"]{opacity:0!important;pointer-events:none!important;transform:scale(.65) translate(10px,10px)!important}.sah-app-preview-page.sah-user-scrolling [class*="shcc"][class*="float"],.sah-app-preview-page.sah-user-scrolling [id*="shcc"][id*="float"]{opacity:.42!important;transform:scale(.68) translateX(8px)!important}
@media(min-width:700px){.sah-app-shell{padding-left:28px;padding-right:28px}.sah-role-grid{grid-template-columns:repeat(4,1fr)}.sah-tool-grid{grid-template-columns:repeat(3,1fr)}.home-tools{grid-template-columns:repeat(4,1fr)}.sah-update-grid{grid-template-columns:1fr 1fr}.sah-hero{padding:26px 24px}.sah-hero h1{font-size:30px}.sah-mini-arrow{display:grid}}
@media(max-width:380px){.sah-app-shell{padding-left:12px;padding-right:12px}.sah-brand-copy small{display:none}.sah-hero h1{font-size:22px}.sah-role-card{min-height:88px;padding:11px}.sah-tool-card{padding:10px 8px}.sah-tool-icon{width:36px;height:36px}.sah-search button{padding:9px}.sah-community-copy small{display:none}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.sah-screen{animation:none}}

/* v0.3 hardening: preview must look like an app even for logged-in admins. */
html:has(body.sah-app-preview-page) { margin-top: 0 !important; }
body.sah-app-preview-page #wpadminbar { display: none !important; }
body.sah-app-preview-page { margin-top: 0 !important; padding-top: 0 !important; }
body.sah-app-preview-page .shcc-auto-card,
body.sah-app-preview-page .shcc-community-card,
body.sah-app-preview-page [data-shcc-card],
body.sah-app-preview-page .sanaihub-community-card:not(.sah-community-strip) { display:none !important; }

/* v0.4 polish */
.sah-screen{padding-bottom:10px}
.sah-screen[data-sah-screen="study"] .sah-community-strip,.sah-screen[data-sah-screen="tools"] .sah-community-strip,.sah-screen[data-sah-screen="ai"] .sah-community-strip{margin-top:18px}
.sah-screen[data-sah-screen="ai"] .sah-post-row{min-height:61px}
.sah-community-strip{scroll-margin-bottom:110px}
@media(max-width:430px){.sah-brand-mark{width:38px;height:38px;border-radius:12px}.sah-brand-copy strong{font-size:17px}.sah-top-actions{gap:6px}.sah-icon-button{width:36px;height:36px}.sah-community-strip{padding:10px}.sah-community-copy strong{font-size:11.2px}}


/* v0.5 trust/legal footer */
.sah-app-footer .sah-legal-links{display:flex;flex-wrap:wrap;justify-content:center;gap:7px 13px;margin-top:12px;padding-top:12px;border-top:1px solid rgba(100,116,139,.16)}
.sah-app-footer .sah-legal-links a,.sah-app-footer .sah-legal-links button{font-size:12px;line-height:1.35;color:#64748b;text-decoration:none;background:transparent;border:0;padding:2px 0;cursor:pointer}
.sah-app-footer .sah-legal-links a:hover,.sah-app-footer .sah-legal-links button:hover{text-decoration:underline}
.sah-cookie-settings[hidden]{display:none!important}


/* v0.6 AdSense-review-safe trust presentation */
.sah-about-panel,.sah-trust-panel{margin:15px 0;background:#fff;border:1px solid var(--sah-border);border-radius:20px;padding:15px;box-shadow:0 5px 18px rgba(20,32,51,.035)}
.sah-about-panel .sah-section-kicker,.sah-trust-panel .sah-section-kicker{color:var(--sah-primary);margin-bottom:4px}
.sah-about-panel h2,.sah-trust-panel h2{font-size:16px;line-height:1.3;margin:0 0 6px;letter-spacing:-.2px}
.sah-about-panel p,.sah-trust-panel p{font-size:10.5px;line-height:1.55;color:var(--sah-muted);margin:0}
.sah-about-actions{display:flex;gap:8px;margin-top:10px}.sah-about-actions a{display:inline-flex;align-items:center;justify-content:center;border:1px solid #dbe5f6;background:#f8fbff;color:#175cd3;border-radius:10px;padding:8px 12px;text-decoration:none;font-size:10.5px;font-weight:850}
.sah-trust-panel{margin-bottom:10px}.sah-trust-panel .sah-legal-links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin-top:12px}.sah-trust-panel .sah-legal-links a,.sah-trust-panel .sah-legal-links button{display:flex;align-items:center;justify-content:center;min-height:38px;padding:7px 8px;border:1px solid #e4eaf3;border-radius:11px;background:#f8fafc;color:#475569;text-decoration:none;font-size:10px;font-weight:750;text-align:center}.sah-trust-panel .sah-legal-links a:hover{background:#f1f5f9}
.sah-app-footer{padding-bottom:14px}.sah-app-footer .sah-legal-links{display:none!important}
@media(min-width:700px){.sah-trust-panel .sah-legal-links{grid-template-columns:repeat(3,minmax(0,1fr))}.sah-about-panel,.sah-trust-panel{padding:18px}}


/* v0.8: robust WhatsApp/FAB collision fix. The JS tags whichever external
   WhatsApp control is actually fixed, regardless of the Community plugin's class names. */
body.sah-app-preview-page .sah-global-wa-float{position:fixed!important;right:12px!important;bottom:calc(88px + env(safe-area-inset-bottom))!important;z-index:109!important;transition:opacity .16s ease,transform .16s ease!important;transform:scale(.78)!important;transform-origin:bottom right!important}
body.sah-app-preview-page.sah-community-in-view .sah-global-wa-float{opacity:0!important;visibility:hidden!important;pointer-events:none!important;transform:scale(.62) translate(12px,12px)!important}
body.sah-app-preview-page.sah-user-scrolling:not(.sah-community-in-view) .sah-global-wa-float{opacity:.55!important;transform:scale(.70) translateX(5px)!important}
@media(max-width:430px){body.sah-app-preview-page .sah-global-wa-float{right:8px!important;bottom:calc(84px + env(safe-area-inset-bottom))!important;transform:scale(.72)!important}}

/* v1.0 live-review stability: keep the global WhatsApp shortcut away from app navigation and community CTA. */
body.sah-app-preview-page .sah-global-wa-float{right:10px!important;bottom:calc(92px + env(safe-area-inset-bottom))!important;z-index:108!important}
body.sah-app-preview-page.sah-community-in-view .sah-global-wa-float{opacity:0!important;visibility:hidden!important;pointer-events:none!important;transform:scale(.55) translate(18px,18px)!important}
@media(max-width:430px){body.sah-app-preview-page .sah-global-wa-float{right:7px!important;bottom:calc(90px + env(safe-area-inset-bottom))!important}}
.sah-custom-emoji{font-size:22px;line-height:1;display:inline-grid;place-items:center}