/* ============================================
   NavXD — 合作页面样式
   ============================================ */

/* Base */
.pp{max-width:1100px;margin:0 auto;padding:0 32px}
.pp-mb{margin-bottom:28px}
.pp-mb-lg{margin-bottom:48px}

/* Breadcrumb */
.pp-bread{display:flex;align-items:center;gap:6px;font-size:12px;color:#9499b0;margin:16px auto 0;max-width:1100px;padding:0 32px}
.pp-bread a{color:#9499b0;text-decoration:none}
.pp-bread a:hover{color:#5a5e72}

/* Hero */
.pp-hero{background:linear-gradient(135deg,#eef4ff 0%,#f5f0ff 50%,#eef8f5 100%);border:1px solid rgba(0,0,0,.07);border-radius:16px;padding:56px 48px;text-align:center;position:relative;overflow:hidden}
.pp-hero::before{content:'';position:absolute;top:-60px;right:-60px;width:200px;height:200px;border-radius:50%;background:rgba(91,108,255,.06);pointer-events:none}
.pp-hero::after{content:'';position:absolute;bottom:-40px;left:-40px;width:160px;height:160px;border-radius:50%;background:rgba(139,92,246,.05);pointer-events:none}
.pp-hero__badge{display:inline-flex;align-items:center;gap:6px;padding:5px 14px;background:rgba(59,126,246,.08);border:1px solid rgba(59,126,246,.15);border-radius:20px;font-size:12px;color:#3b7ef6;font-weight:500;margin-bottom:18px}
.pp-hero h1{font-size:32px;font-weight:800;color:#1a1d2e;margin:0 0 14px;letter-spacing:-1px;line-height:1.25}
.pp-hero h1 em{font-style:normal;background:linear-gradient(135deg,#5B6CFF,#8B5CF6);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.pp-hero__desc{font-size:15px;color:#5a5e72;max-width:580px;margin:0 auto 28px;line-height:1.7}
.pp-hero__actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.pp-btn{padding:11px 24px;border-radius:8px;font-size:14px;font-weight:600;cursor:pointer;transition:all .2s;text-decoration:none;border:none;font-family:inherit;display:inline-block}
.pp-btn--primary{background:linear-gradient(135deg,#5B6CFF,#8B5CF6);color:#fff;box-shadow:0 4px 16px rgba(91,108,255,.25)}
.pp-btn--primary:hover{transform:translateY(-2px);box-shadow:0 6px 24px rgba(91,108,255,.35)}
.pp-btn--ghost{background:#fff;color:#5a5e72;border:1px solid rgba(0,0,0,.13)}
.pp-btn--ghost:hover{border-color:#5B6CFF;color:#5B6CFF}

/* Stats strip */
.pp-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:-32px;position:relative;z-index:2}
.pp-stat{background:#fff;border:1px solid rgba(0,0,0,.07);border-radius:12px;padding:20px;text-align:center;box-shadow:0 1px 4px rgba(0,0,0,.04);transition:.2s}
.pp-stat:hover{border-color:rgba(59,126,246,.3);box-shadow:0 4px 12px rgba(59,126,246,.08);transform:translateY(-2px)}
.pp-stat__num{font-size:26px;font-weight:800;margin-bottom:2px}
.pp-stat__num--blue{color:#3b7ef6}
.pp-stat__num--green{color:#10b981}
.pp-stat__num--amber{color:#d97706}
.pp-stat__num--purple{color:#7c3aed}
.pp-stat__label{font-size:12px;color:#9499b0}

/* Section header */
.pp-hd{text-align:center;margin-bottom:36px}
.pp-hd__tag{font-size:10px;text-transform:uppercase;letter-spacing:2px;color:#9499b0;margin-bottom:6px;font-weight:600}
.pp-hd__title{font-size:24px;font-weight:700;color:#1a1d2e;margin-bottom:8px;letter-spacing:-.5px}
.pp-hd__desc{font-size:14px;color:#5a5e72;max-width:520px;margin:0 auto;line-height:1.65}

/* Partnership type cards — 4-col */
.pp-types{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.pp-type{background:#fff;border:1px solid rgba(0,0,0,.07);border-radius:14px;padding:28px 22px;text-align:center;box-shadow:0 1px 4px rgba(0,0,0,.04);transition:all .25s;position:relative;overflow:hidden}
.pp-type:hover{border-color:rgba(59,126,246,.3);box-shadow:0 6px 24px rgba(59,126,246,.1);transform:translateY(-3px)}
.pp-type__icon{width:56px;height:56px;border-radius:16px;display:flex;align-items:center;justify-content:center;font-size:26px;margin:0 auto 16px}
.pp-type__icon--blue{background:rgba(59,126,246,.08)}
.pp-type__icon--green{background:rgba(16,185,129,.08)}
.pp-type__icon--amber{background:rgba(217,119,6,.08)}
.pp-type__icon--purple{background:rgba(124,58,237,.08)}
.pp-type__name{font-size:16px;font-weight:700;color:#1a1d2e;margin-bottom:8px}
.pp-type__desc{font-size:13px;color:#5a5e72;line-height:1.6;margin-bottom:16px}
.pp-type__features{list-style:none;padding:0;margin:0;text-align:left}
.pp-type__features li{font-size:12px;color:#5a5e72;padding:5px 0;border-top:1px solid rgba(0,0,0,.04);display:flex;align-items:center;gap:6px}
.pp-type__features li::before{content:'';width:5px;height:5px;border-radius:50%;flex-shrink:0}
.pp-type--blue .pp-type__features li::before{background:#3b7ef6}
.pp-type--green .pp-type__features li::before{background:#10b981}
.pp-type--amber .pp-type__features li::before{background:#d97706}
.pp-type--purple .pp-type__features li::before{background:#7c3aed}
.pp-type__cta{display:inline-block;margin-top:16px;padding:8px 18px;border-radius:8px;font-size:12px;font-weight:600;text-decoration:none;transition:.2s;border:1px solid}
.pp-type--blue .pp-type__cta{color:#3b7ef6;border-color:rgba(59,126,246,.2);background:rgba(59,126,246,.04)}
.pp-type--green .pp-type__cta{color:#10b981;border-color:rgba(16,185,129,.2);background:rgba(16,185,129,.04)}
.pp-type--amber .pp-type__cta{color:#d97706;border-color:rgba(217,119,6,.2);background:rgba(217,119,6,.04)}
.pp-type--purple .pp-type__cta{color:#7c3aed;border-color:rgba(124,58,237,.2);background:rgba(124,58,237,.04)}
.pp-type__cta:hover{transform:translateY(-1px)}

/* Benefits — 2×3 grid */
.pp-benefits{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.pp-benefit{background:#fff;border:1px solid rgba(0,0,0,.07);border-radius:12px;padding:24px;box-shadow:0 1px 4px rgba(0,0,0,.04);transition:.2s}
.pp-benefit:hover{border-color:rgba(59,126,246,.3)}
.pp-benefit__icon{font-size:24px;margin-bottom:12px}
.pp-benefit__title{font-size:14px;font-weight:700;color:#1a1d2e;margin-bottom:6px}
.pp-benefit__desc{font-size:12px;color:#5a5e72;line-height:1.6}

/* Partner logos */
.pp-logos{display:flex;align-items:center;justify-content:center;gap:40px;flex-wrap:wrap;padding:32px 0}
.pp-logo-placeholder{width:100px;height:40px;border-radius:8px;background:#f0f2f5;display:flex;align-items:center;justify-content:center;font-size:11px;color:#9499b0;font-weight:500}

/* Process — horizontal stepper */
.pp-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative}
.pp-steps::before{content:'';position:absolute;top:28px;left:12%;right:12%;height:2px;background:linear-gradient(90deg,#5B6CFF,#8B5CF6);opacity:.15;z-index:0}
.pp-step{text-align:center;position:relative;z-index:1}
.pp-step__num{width:56px;height:56px;border-radius:50%;background:#fff;border:2px solid rgba(0,0,0,.07);display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:800;color:#5B6CFF;margin:0 auto 14px;transition:.2s}
.pp-step:hover .pp-step__num{border-color:#5B6CFF;box-shadow:0 0 0 6px rgba(91,108,255,.1)}
.pp-step__title{font-size:14px;font-weight:700;color:#1a1d2e;margin-bottom:4px}
.pp-step__desc{font-size:12px;color:#9499b0;line-height:1.5;max-width:180px;margin:0 auto}

/* Testimonial */
.pp-testimonial{background:linear-gradient(135deg,#f8f9fb,#fff);border:1px solid rgba(0,0,0,.07);border-radius:16px;padding:36px 40px;display:grid;grid-template-columns:auto 1fr;gap:24px;align-items:center}
.pp-testimonial__avatar{width:64px;height:64px;border-radius:50%;background:linear-gradient(135deg,#5B6CFF,#8B5CF6);display:flex;align-items:center;justify-content:center;font-size:24px;font-weight:700;color:#fff;flex-shrink:0}
.pp-testimonial__text{font-size:15px;color:#5a5e72;line-height:1.75;font-style:italic;position:relative}
.pp-testimonial__text::before{content:'\201C';font-size:48px;color:#5B6CFF;opacity:.15;position:absolute;top:-16px;left:-8px;font-family:Georgia,serif;line-height:1}
.pp-testimonial__author{font-size:13px;font-weight:600;color:#1a1d2e;margin-top:8px;font-style:normal}
.pp-testimonial__role{font-size:11px;color:#9499b0;font-style:normal}

/* FAQ accordion */
.pp-faq{display:flex;flex-direction:column;gap:8px;max-width:720px;margin:0 auto}
.pp-faq-item{background:#fff;border:1px solid rgba(0,0,0,.07);border-radius:10px;overflow:hidden;transition:.2s}
.pp-faq-item:hover{border-color:rgba(59,126,246,.2)}
.pp-faq-q{padding:16px 20px;font-size:14px;font-weight:600;color:#1a1d2e;cursor:pointer;display:flex;justify-content:space-between;align-items:center;user-select:none}
.pp-faq-q::after{content:'+';font-size:18px;color:#9499b0;transition:transform .2s;font-weight:400}
.pp-faq-item.open .pp-faq-q::after{transform:rotate(45deg);color:#5B6CFF}
.pp-faq-a{padding:0 20px 16px;font-size:13px;color:#5a5e72;line-height:1.7;display:none}
.pp-faq-item.open .pp-faq-a{display:block}

/* Contact form — 2-col layout */
.pp-contact{display:grid;grid-template-columns:1fr 1fr;gap:20px;background:#fff;border:1px solid rgba(0,0,0,.07);border-radius:16px;padding:36px;box-shadow:0 1px 4px rgba(0,0,0,.04)}
.pp-contact__info{display:flex;flex-direction:column;justify-content:center}
.pp-contact__info h3{font-size:20px;font-weight:700;color:#1a1d2e;margin:0 0 10px}
.pp-contact__info p{font-size:13px;color:#5a5e72;line-height:1.65;margin:0 0 20px}
.pp-contact__detail{display:flex;align-items:center;gap:10px;padding:8px 0;font-size:13px;color:#5a5e72}
.pp-contact__detail-icon{width:36px;height:36px;border-radius:10px;background:rgba(59,126,246,.06);display:flex;align-items:center;justify-content:center;font-size:16px;flex-shrink:0}
.pp-contact__form{display:flex;flex-direction:column;gap:12px}
.pp-input{padding:10px 14px;background:#f8f9fb;border:1px solid rgba(0,0,0,.07);border-radius:8px;font-size:13px;color:#1a1d2e;outline:none;font-family:inherit;transition:.2s;width:100%}
.pp-input:focus{border-color:#5B6CFF;background:#fff;box-shadow:0 0 0 3px rgba(91,108,255,.1)}
.pp-input::placeholder{color:#9499b0}
textarea.pp-input{resize:vertical;min-height:100px}
select.pp-input{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%239499b0' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center}
.pp-input-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.pp-submit{padding:12px 24px;background:linear-gradient(135deg,#5B6CFF,#8B5CF6);color:#fff;border:none;border-radius:8px;font-size:14px;font-weight:600;cursor:pointer;transition:.2s;font-family:inherit;width:100%}
.pp-submit:hover{opacity:.9;transform:translateY(-1px)}

/* CTA banner */
.pp-cta-banner{background:linear-gradient(135deg,#5B6CFF,#8B5CF6);border-radius:16px;padding:40px 48px;text-align:center;color:#fff;position:relative;overflow:hidden}
.pp-cta-banner::before{content:'';position:absolute;top:-40px;right:-40px;width:180px;height:180px;border-radius:50%;background:rgba(255,255,255,.08);pointer-events:none}
.pp-cta-banner h2{font-size:24px;font-weight:700;margin:0 0 10px}
.pp-cta-banner p{font-size:14px;opacity:.85;margin:0 0 24px;max-width:480px;margin-left:auto;margin-right:auto;line-height:1.6}
.pp-cta-banner .pp-btn--white{background:#fff;color:#5B6CFF;font-weight:700;box-shadow:0 4px 16px rgba(0,0,0,.15)}
.pp-cta-banner .pp-btn--white:hover{transform:translateY(-2px);box-shadow:0 6px 24px rgba(0,0,0,.2)}

/* Scroll reveal */
.pp-reveal{opacity:0;transform:translateY(20px);transition:opacity .6s,transform .6s}
.pp-reveal--visible{opacity:1;transform:translateY(0)}

/* Responsive */
@media(max-width:900px){
  .pp-types{grid-template-columns:repeat(2,1fr)}
  .pp-benefits{grid-template-columns:repeat(2,1fr)}
  .pp-steps{grid-template-columns:repeat(2,1fr);gap:24px}
  .pp-steps::before{display:none}
  .pp-contact{grid-template-columns:1fr}
  .pp-testimonial{grid-template-columns:1fr;text-align:center}
  .pp-stats{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:600px){
  .pp{padding:0 16px}
  .pp-types{grid-template-columns:1fr}
  .pp-benefits{grid-template-columns:1fr}
  .pp-steps{grid-template-columns:1fr}
  .pp-hero{padding:36px 24px}
  .pp-hero h1{font-size:24px}
  .pp-input-row{grid-template-columns:1fr}
  .pp-stats{grid-template-columns:1fr}
}