/* ═══ CERTIFICATIONS — Pixfeed v2 ═══ */

/* Hero */
.pixfeed-page-wrap .cert-hero{padding:140px 48px 48px;max-width:1320px;margin:0 auto;text-align:center}
.pixfeed-page-wrap .cert-hero .label{font-size:12px;font-weight:700;color:var(--purple);letter-spacing:.1em;text-transform:uppercase;margin-bottom:12px}
.pixfeed-page-wrap .cert-hero h1{font-size:52px;line-height:1.1;margin-bottom:16px}
.pixfeed-page-wrap .cert-hero h1 em{color:var(--purple);font-style:normal}
.pixfeed-page-wrap .cert-hero p{font-size:17px;color:var(--muted);line-height:1.7;max-width:560px;margin:0 auto}

/* Tab Nav */
.pixfeed-page-wrap .tab-nav{display:flex;justify-content:center;gap:8px;padding:32px 48px 48px;max-width:1320px;margin:0 auto;flex-wrap:wrap}
.pixfeed-page-wrap .tab-btn{padding:12px 26px;border-radius:60px;font-size:13px;font-weight:600;font-family:inherit;cursor:pointer;transition:all .3s;border:1.5px solid var(--line);background:#fff;color:var(--muted)}
.pixfeed-page-wrap .tab-btn:hover{border-color:var(--purple-l);color:var(--purple)}
.pixfeed-page-wrap .tab-btn.active{background:var(--purple);color:#fff;border-color:var(--purple)}

/* Tab Content */
.pixfeed-page-wrap .tab-content{display:none;max-width:1320px;margin:0 auto;padding:0 48px 60px}
.pixfeed-page-wrap .tab-content.active{display:block;animation:pfFadeTab .4s ease}
@keyframes pfFadeTab{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}

/* Overview Grid */
.pixfeed-page-wrap .overview-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:48px}
.pixfeed-page-wrap .overview-card{background:#fff;border-radius:20px;padding:32px;border:1px solid var(--line);cursor:pointer;transition:all .4s;position:relative;overflow:hidden}
.pixfeed-page-wrap .overview-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:var(--purple);transform:scaleX(0);transition:transform .3s;transform-origin:left}
.pixfeed-page-wrap .overview-card:hover{transform:translateY(-4px);box-shadow:0 16px 44px rgba(142,68,173,.06);border-color:var(--purple-l)}
.pixfeed-page-wrap .overview-card:hover::before{transform:scaleX(1)}
.pixfeed-page-wrap .overview-icon{width:48px;height:48px;border-radius:12px;background:rgba(142,68,173,.06);display:flex;align-items:center;justify-content:center;margin-bottom:18px}
.pixfeed-page-wrap .overview-card h3{font-family:'Sora',sans-serif;font-size:17px;font-weight:700;margin-bottom:8px}
.pixfeed-page-wrap .overview-card p{font-size:14px;color:var(--muted);line-height:1.65;margin:0}

/* Showcase */
.pixfeed-page-wrap .showcase{border-radius:22px;padding:44px;margin-bottom:40px;position:relative;overflow:hidden}
.pixfeed-page-wrap .showcase.purple-bg{background:linear-gradient(135deg,rgba(142,68,173,.06) 0%,rgba(142,68,173,.02) 100%);border:1px solid rgba(142,68,173,.08)}
.pixfeed-page-wrap .showcase-badge{width:64px;height:64px;border-radius:14px;background:#fff;display:flex;align-items:center;justify-content:center;margin-bottom:20px;box-shadow:0 4px 12px rgba(0,0,0,.06);font-family:'Sora',sans-serif;font-weight:800;font-size:20px;color:var(--purple);overflow:hidden;padding:8px}
.pixfeed-page-wrap .showcase-badge img{width:100%;height:100%;object-fit:contain}
.pixfeed-page-wrap .showcase h3{font-size:24px;margin-bottom:10px;position:relative;z-index:1}
.pixfeed-page-wrap .showcase p{font-size:15px;line-height:1.7;color:var(--muted);position:relative;z-index:1;max-width:560px;margin:0}
.pixfeed-page-wrap .cert-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;position:relative;z-index:1}
.pixfeed-page-wrap .cert-tag{padding:6px 16px;border-radius:60px;font-size:12px;font-weight:600;background:#fff;color:var(--purple);border:1px solid rgba(142,68,173,.1)}

/* Tech Grid */
.pixfeed-page-wrap .tech-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(360px,1fr));gap:16px;margin-top:32px}
.pixfeed-page-wrap .tech-card{background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;transition:all .3s}
.pixfeed-page-wrap .tech-card:hover{box-shadow:0 8px 24px rgba(142,68,173,.05);transform:translateY(-2px)}
.pixfeed-page-wrap .tech-header{padding:20px 24px;display:flex;align-items:center;justify-content:space-between;cursor:pointer;transition:background .2s}
.pixfeed-page-wrap .tech-header:hover{background:var(--cream)}
.pixfeed-page-wrap .tech-info{display:flex;align-items:center;gap:14px}
.pixfeed-page-wrap .tech-logo{width:42px;height:42px;border-radius:10px;background:rgba(142,68,173,.06);display:flex;align-items:center;justify-content:center;font-family:'Sora',sans-serif;font-weight:800;font-size:14px;color:var(--purple);overflow:hidden;flex-shrink:0}
.pixfeed-page-wrap .tech-logo img{width:28px;height:28px;object-fit:contain}
.pixfeed-page-wrap .tech-name{font-family:'Sora',sans-serif;font-size:16px;font-weight:700}
.pixfeed-page-wrap .tech-chevron{width:20px;height:20px;color:var(--muted);transition:transform .3s;flex-shrink:0}
.pixfeed-page-wrap .tech-card.open .tech-chevron{transform:rotate(180deg)}

/* Tech Panel (accordion) */
.pixfeed-page-wrap .tech-panel{max-height:0;overflow:hidden;transition:max-height .4s cubic-bezier(.4,0,.2,1)}
.pixfeed-page-wrap .tech-card.open .tech-panel{max-height:1000px}
.pixfeed-page-wrap .tech-details{padding:0 24px 24px;border-top:1px solid var(--line)}
.pixfeed-page-wrap .tech-details h4{font-family:'Sora',sans-serif;font-size:15px;font-weight:700;color:var(--purple);margin:20px 0 10px}
.pixfeed-page-wrap .tech-details p{font-size:14px;color:var(--muted);line-height:1.7;margin:0 0 16px}
.pixfeed-page-wrap .tech-badges{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px}
.pixfeed-page-wrap .tech-badge{padding:4px 12px;border-radius:20px;font-size:11px;font-weight:600;background:rgba(39,174,96,.06);color:var(--success);border:1px solid rgba(39,174,96,.1)}
.pixfeed-page-wrap .tech-links{display:flex;gap:20px}
.pixfeed-page-wrap .tech-link{font-size:13px;font-weight:600;color:var(--purple);display:flex;align-items:center;gap:4px;transition:gap .2s;border-bottom:none}
.pixfeed-page-wrap .tech-link:hover{gap:8px;border-bottom:none}

/* CTA */
.pixfeed-page-wrap .cert-cta{max-width:1320px;margin:0 auto;padding:0 48px 80px}
.pixfeed-page-wrap .cert-cta-inner{background:linear-gradient(160deg,#8e44ad,#5b2c6f,#3a1a5e);color:#fff;border-radius:24px;padding:56px 48px;text-align:center;position:relative;overflow:hidden}
.pixfeed-page-wrap .cert-cta-inner h2{font-size:28px;color:#fff;margin-bottom:12px;position:relative;z-index:1}
.pixfeed-page-wrap .cert-cta-inner p{font-size:15px;color:rgba(255,255,255,.55);line-height:1.7;max-width:520px;margin:0 auto 28px;position:relative;z-index:1}
.pixfeed-page-wrap .cert-cta-inner a{display:inline-flex;align-items:center;gap:8px;padding:16px 32px;border-radius:60px;background:#fff;color:var(--purple);font-size:14px;font-weight:700;font-family:'Sora',sans-serif;transition:all .3s;position:relative;z-index:1;border-bottom:none}
.pixfeed-page-wrap .cert-cta-inner a:hover{transform:translateY(-2px);box-shadow:0 12px 36px rgba(0,0,0,.15);border-bottom:none}

/* ═══ POPUP ═══ */
.pixfeed-page-wrap .pf-popup-overlay{display:none;position:fixed;inset:0;background:rgba(15,23,42,.6);backdrop-filter:blur(8px);z-index:2000;align-items:center;justify-content:center;padding:24px}
.pixfeed-page-wrap .pf-popup-overlay.open{display:flex}
.pixfeed-page-wrap .pf-popup{background:var(--cream);border-radius:22px;border:1px solid var(--line);width:100%;max-width:520px;padding:40px;position:relative;box-shadow:0 32px 80px rgba(0,0,0,.15);animation:pfPopIn .25s ease}
@keyframes pfPopIn{from{opacity:0;transform:translateY(16px) scale(.97)}to{opacity:1;transform:translateY(0) scale(1)}}
.pixfeed-page-wrap .pf-popup-close{position:absolute;top:16px;right:16px;width:32px;height:32px;border-radius:50%;border:1px solid var(--line);background:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .3s}
.pixfeed-page-wrap .pf-popup-close:hover{border-color:var(--purple)}
.pixfeed-page-wrap .pf-popup h3{font-size:20px;margin-bottom:6px}
.pixfeed-page-wrap .pf-popup .pf-popup-sub{font-size:13px;color:var(--muted);line-height:1.6;margin-bottom:22px}
.pixfeed-page-wrap .pf-popup .pf-pg{margin:0 0 20px 0}
.pixfeed-page-wrap .pf-popup .pf-pg label{display:block;font-size:12px;font-weight:600;color:var(--muted);margin:0 0 6px 0}
.pixfeed-page-wrap .pf-popup input,
.pixfeed-page-wrap .pf-popup textarea,
.pixfeed-page-wrap .pf-popup select{width:100%;padding:11px 14px;border-radius:10px;border:1.5px solid var(--line);border-style:solid;font-family:inherit;font-size:14px;background:#fff;color:var(--ink);outline:none;transition:border-color .3s;margin:0;box-shadow:none;-webkit-appearance:none;appearance:none;display:block;line-height:normal}
.pixfeed-page-wrap .pf-popup input:focus,
.pixfeed-page-wrap .pf-popup textarea:focus,
.pixfeed-page-wrap .pf-popup select:focus{border-color:var(--purple);box-shadow:none;outline:none}
.pixfeed-page-wrap .pf-popup textarea{resize:vertical;min-height:120px}
.pixfeed-page-wrap .pf-popup select{cursor:pointer;background-image:url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%2364748b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center}
.pixfeed-page-wrap .pf-popup input[type="hidden"]{display:none;margin:0;padding:0;border:none}
.pixfeed-page-wrap .pf-popup .pf-popup-submit{width:100%;padding:13px;border-radius:60px;border:none;background:var(--purple);color:#fff;font-size:14px;font-weight:700;font-family:'Sora',sans-serif;cursor:pointer;transition:all .3s}
.pixfeed-page-wrap .pf-popup .pf-popup-submit:hover{background:var(--purple-d);transform:translateY(-2px)}
.pixfeed-page-wrap .pf-popup .pf-popup-submit:disabled{opacity:.6;cursor:not-allowed;transform:none}
.pixfeed-page-wrap .pf-popup .pf-popup-note{font-size:11px;color:var(--muted);text-align:center;margin-top:12px}

/* Responsive */
@media(max-width:900px){
  .pixfeed-page-wrap .cert-hero{padding:120px 24px 32px}
  .pixfeed-page-wrap .cert-hero h1{font-size:32px}
  .pixfeed-page-wrap .tab-nav,.pixfeed-page-wrap .tab-content,.pixfeed-page-wrap .cert-cta{padding-left:24px;padding-right:24px}
  .pixfeed-page-wrap .overview-grid{grid-template-columns:1fr}
  .pixfeed-page-wrap .tech-grid{grid-template-columns:1fr}
  .pixfeed-page-wrap .showcase{padding:28px 20px}
  .pixfeed-page-wrap .cert-cta-inner{padding:36px 24px}
  .pixfeed-page-wrap .tab-nav{gap:6px}
  .pixfeed-page-wrap .tab-btn{padding:10px 18px;font-size:12px}
  .pixfeed-page-wrap .pf-popup{padding:28px 20px;max-width:100%}
}