/* ==========================================================================
   PAGE STYLES — courses · about · downloads · payment · auth · terms
   ========================================================================== */

/* ==========================================================================
   COURSES
   ========================================================================== */
.crs-section{padding:88px 0}
.crs-alt{background:linear-gradient(180deg,#0A0A11,var(--bg))}
.crs-inner{max-width:var(--maxw);margin:0 auto;padding:0 22px}
.crs-split{display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:center}
.crs-info p.lead{font-size:16px;color:var(--text-sec);line-height:1.85;margin-bottom:22px}

.book-cover-wrap{position:relative;display:flex;justify-content:center;perspective:1200px}
.book-cover-img{
  width:100%;max-width:400px;border-radius:18px;object-fit:cover;
  border:1px solid var(--border-2);
  box-shadow:0 30px 70px rgba(0,0,0,.65),0 0 0 1px rgba(139,92,246,.12);
  transform:rotateY(-9deg) rotateX(3deg);transition:transform .6s var(--ease);
}
.book-cover-wrap:hover .book-cover-img{transform:rotateY(0) rotateX(0)}
.book-cover-wrap::before{
  content:'';position:absolute;inset:-10% 10%;border-radius:50%;z-index:-1;
  background:radial-gradient(circle,rgba(139,92,246,.35),transparent 70%);filter:blur(50px);
}

.crs-card{
  padding:38px;border-radius:26px;
  background:var(--surface);border:1px solid var(--border);
}
.crs-card-split{display:grid;grid-template-columns:1.35fr 1fr;gap:44px;align-items:center}
.crs-card-pricing{
  text-align:center;padding:30px 26px;border-radius:20px;
  background:var(--surface-2);border:1px solid var(--border);
}
.mentor-card{
  padding:38px;border-radius:26px;position:relative;overflow:hidden;
  background:linear-gradient(135deg,#2A1259,#5B2C9A 60%,#7C3AED);
  border:1px solid rgba(255,255,255,.13);
}
.mentor-card::before{
  content:'';position:absolute;top:-40%;right:-10%;width:460px;height:460px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.12),transparent 65%);
}
.mentor-card>*{position:relative;z-index:1}
.mentor-pricing{text-align:center;padding:30px 26px;border-radius:20px;background:rgba(0,0,0,.24);border:1px solid rgba(255,255,255,.16);backdrop-filter:blur(6px)}
.mentor-badge{display:inline-block;padding:5px 13px;border-radius:999px;font-size:11.5px;font-weight:800;background:#fff;color:var(--primary-deep)}
.mentor-price{font-size:42px;font-weight:800;color:#fff;line-height:1.05;letter-spacing:-.03em}
.mentor-strike{font-size:17px;color:rgba(255,255,255,.6);text-decoration:line-through}

.pay-options{display:flex;flex-direction:column;gap:9px;margin:18px 0 0}
.pay-opt{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:12px 16px;border-radius:13px;font-size:13.5px;
  background:rgba(255,255,255,.04);border:1px solid var(--border);
}
.pay-opt .po-l{display:flex;align-items:center;gap:9px;color:var(--text-sec);font-weight:600}
.pay-opt .po-v{font-weight:800;color:var(--text)}
.pay-opt .po-v.pkr{color:var(--success)}

/* ==========================================================================
   ABOUT
   ========================================================================== */
.about-intro-section{padding:88px 0}
.about-intro-inner{max-width:var(--maxw);margin:0 auto;padding:0 22px;display:grid;grid-template-columns:1.1fr .9fr;gap:60px;align-items:center}
.about-body{font-size:16px;color:var(--text-sec);line-height:1.9;margin-bottom:18px}
.about-intro-img img{width:100%;border-radius:24px;object-fit:cover;aspect-ratio:4/5;border:1px solid var(--border-2);box-shadow:var(--shadow-lg)}
.about-intro-img{position:relative}
.about-intro-img::before{content:'';position:absolute;inset:-18px;border-radius:34px;z-index:-1;background:linear-gradient(135deg,rgba(139,92,246,.3),transparent 60%);filter:blur(34px)}

.about-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;max-width:var(--maxw);margin:0 auto 20px;padding:0 22px}
.about-stat{padding:24px 20px;border-radius:var(--radius-lg);background:var(--surface);border:1px solid var(--border);text-align:center}
.about-stat .n{font-size:30px;font-weight:800;color:var(--primary-2);letter-spacing:-.03em;line-height:1}
.about-stat .l{font-size:12px;font-weight:600;letter-spacing:.07em;text-transform:uppercase;color:var(--text-hint);margin-top:8px}

.gallery-section{padding:88px 0;background:linear-gradient(180deg,#0A0A11,var(--bg))}
.gallery-inner{max-width:var(--maxw);margin:0 auto;padding:0 22px}
.gallery-item{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;margin-bottom:78px}
.gallery-item:last-child{margin-bottom:0}
.gallery-item.reverse .gallery-img{order:2}
.gallery-img{position:relative;border-radius:24px;overflow:hidden;border:1px solid var(--border-2);box-shadow:var(--shadow-lg)}
.gallery-img img{width:100%;height:100%;object-fit:cover;transition:transform .7s var(--ease)}
.gallery-img:hover img{transform:scale(1.05)}
.gallery-img.portrait img{aspect-ratio:4/5}
.gallery-img.landscape img{aspect-ratio:16/10}
.gallery-text h3{font-size:clamp(22px,3vw,30px);color:var(--text);margin-bottom:14px}
.gallery-text p{font-size:15.5px;color:var(--text-sec);line-height:1.9}

/* ==========================================================================
   DOWNLOADS
   ========================================================================== */
.dl-section{padding:80px 0}
.dl-inner{max-width:var(--maxw);margin:0 auto;padding:0 22px}
.dl-card{padding:34px}
.dl-card-inner{display:grid;grid-template-columns:1.25fr 1fr;gap:44px}
.dl-header-row{display:flex;align-items:center;gap:16px;margin-bottom:20px}
.dl-icon-box{width:56px;height:56px;border-radius:16px;display:grid;place-items:center;flex-shrink:0;background:var(--success-soft);border:1px solid rgba(0,214,143,.28);color:var(--success)}
.dl-title{font-size:24px;font-weight:800;color:var(--text)}
.dl-subtitle{font-size:13.5px;color:var(--text-hint);margin-top:3px}
.dl-desc{font-size:15px;color:var(--text-sec);line-height:1.8;margin-bottom:20px}
.dl-action-box{padding:30px 26px;border-radius:20px;text-align:center;background:var(--surface-2);border:1px solid var(--border)}
.dl-action-icon{width:66px;height:66px;border-radius:20px;margin:0 auto 16px;display:grid;place-items:center;background:var(--success-soft);border:1px solid rgba(0,214,143,.28);color:var(--success)}
.dl-action-filename{font-size:15px;font-weight:700;color:var(--text);word-break:break-all}
.dl-action-sub{font-size:13px;color:var(--text-hint);margin-top:4px}
.dl-action-stat{display:inline-block;margin:14px 0 18px;padding:5px 13px;border-radius:999px;font-size:12px;font-weight:700;background:var(--success-soft);color:var(--success);border:1px solid rgba(0,214,143,.25)}

.social-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:18px}
.social-card{display:flex;gap:16px;padding:22px;border-radius:var(--radius-lg);background:var(--surface);border:1px solid var(--border);transition:.32s var(--ease)}
.social-card:hover{transform:translateY(-5px);border-color:rgba(139,92,246,.4);box-shadow:var(--shadow-lg)}
.sc-icon-box{width:52px;height:52px;border-radius:15px;display:grid;place-items:center;flex-shrink:0;background:rgba(255,255,255,.05);border:1px solid var(--border)}
.sc-icon-box img{width:24px;height:24px;object-fit:contain}
.sc-text{flex:1;min-width:0}
.sc-top{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:3px}
.sc-name{font-size:16.5px;font-weight:800;color:var(--text)}
.sc-stat{padding:3px 10px;border-radius:999px;font-size:10.5px;font-weight:700}
.sc-handle{font-size:13px;font-weight:600;margin-bottom:9px}
.sc-desc{font-size:13.5px;color:var(--text-sec);line-height:1.7;margin-bottom:13px}
.sc-follow{display:flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:var(--primary-2)}
.sc-arrow{transition:transform .3s var(--ease)}
.social-card:hover .sc-arrow{transform:translateX(4px)}

/* ==========================================================================
   PAYMENT
   ========================================================================== */
.pay-hero-badge{
  display:inline-flex;align-items:center;gap:9px;margin-top:20px;
  padding:9px 17px;border-radius:999px;font-size:13px;font-weight:600;color:var(--text-sec);
  background:rgba(255,255,255,.04);border:1px solid var(--border-2);
}
.pay-section{padding:64px 0 80px}
.pay-body{max-width:720px;margin:0 auto;padding:34px;border-radius:26px;background:var(--surface);border:1px solid var(--border)}
.pay-summary{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:22px;border-radius:18px;margin-bottom:28px;background:linear-gradient(135deg,rgba(139,92,246,.16),rgba(91,44,154,.08));border:1px solid rgba(139,92,246,.26);flex-wrap:wrap}
.pay-summary-l .ps-lbl{font-size:12px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--text-hint)}
.pay-summary-l .ps-svc{font-size:20px;font-weight:800;color:var(--text);margin-top:5px}
.pay-summary-r{text-align:right}
.pay-summary-r .ps-usdt{font-size:30px;font-weight:800;color:var(--text);line-height:1.1;letter-spacing:-.02em}
.pay-summary-r .ps-pkr{font-size:15px;font-weight:700;color:var(--success);margin-top:3px}

.pay-tabs{display:flex;gap:8px;padding:5px;border-radius:14px;background:var(--surface-2);border:1px solid var(--border);margin-bottom:24px}
.pay-tab{flex:1;padding:12px;border-radius:10px;font-size:14px;font-weight:700;color:var(--text-sec);transition:.25s var(--ease);text-align:center}
.pay-tab.active{background:linear-gradient(135deg,var(--primary),var(--primary-deep));color:#fff;box-shadow:0 6px 18px rgba(139,92,246,.32)}
.pay-panel{display:none}
.pay-panel.active{display:block;animation:fadeUp .4s var(--ease)}
@keyframes fadeUp{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

.pay-instructions-title{font-size:18px;font-weight:800;color:var(--text);margin-bottom:9px}
.pay-instructions-text{font-size:14.5px;color:var(--text-sec);line-height:1.75;margin-bottom:22px}

.wallet-tile{padding:17px 19px;border-radius:16px;margin-bottom:12px;background:var(--surface-2);border:1px solid var(--border);transition:.25s var(--ease)}
.wallet-tile:hover{border-color:var(--border-2)}
.wallet-tile-top{display:flex;align-items:center;gap:10px;margin-bottom:11px}
.wallet-dot{width:9px;height:9px;border-radius:50%;flex-shrink:0}
.wallet-net{font-size:13.5px;font-weight:700;color:var(--text)}
.copy-btn{
  margin-left:auto;display:inline-flex;align-items:center;gap:6px;
  padding:7px 14px;border-radius:999px;font-size:12px;font-weight:700;
  color:var(--primary-2);background:var(--primary-soft);border:1px solid rgba(139,92,246,.28);
  transition:.25s var(--ease);
}
.copy-btn:hover{background:rgba(139,92,246,.22)}
.copy-btn.copied{background:var(--success-soft);border-color:rgba(0,214,143,.3);color:var(--success)}
.wallet-addr{
  font-family:'JetBrains Mono',ui-monospace,monospace;font-size:12.5px;color:var(--text-sec);
  word-break:break-all;line-height:1.7;padding:11px 13px;border-radius:10px;
  background:rgba(0,0,0,.32);border:1px solid var(--border);
}
.bank-row{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:15px 18px;border-radius:14px;margin-bottom:10px;background:var(--surface-2);border:1px solid var(--border);flex-wrap:wrap}
.bank-row .bl{font-size:13px;font-weight:600;color:var(--text-hint)}
.bank-row .bv{font-size:14.5px;font-weight:700;color:var(--text)}

/* ==========================================================================
   AUTH (login / signup)
   ========================================================================== */
.auth-section{position:relative;min-height:calc(100vh - var(--nav-h));display:flex;align-items:center;padding:56px 0;overflow:hidden;background:linear-gradient(180deg,#0C0A15,var(--bg))}
.auth-section .glow-orb.o1{width:520px;height:520px;background:rgba(139,92,246,.3);top:-160px;left:-120px}
.auth-section .glow-orb.o2{width:460px;height:460px;background:rgba(91,44,154,.28);bottom:-180px;right:-120px}
.auth-grid{position:relative;z-index:1;width:100%;max-width:1080px;margin:0 auto;padding:0 22px;display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}

.auth-aside h2{font-size:clamp(28px,3.6vw,40px);margin-bottom:14px}
.auth-aside p{font-size:16px;color:var(--text-sec);line-height:1.8;margin-bottom:28px}
.auth-perks{display:flex;flex-direction:column;gap:14px}
.auth-perk{display:flex;align-items:flex-start;gap:13px}
.auth-perk .ap-ico{width:38px;height:38px;border-radius:12px;flex-shrink:0;display:grid;place-items:center;background:var(--primary-soft);border:1px solid rgba(139,92,246,.24);color:var(--primary-2)}
.auth-perk .ap-t{font-size:14.5px;font-weight:700;color:var(--text)}
.auth-perk .ap-d{font-size:13px;color:var(--text-hint);line-height:1.6}

.auth-card{padding:36px;border-radius:26px;background:rgba(17,17,25,.86);border:1px solid var(--border-2);box-shadow:var(--shadow-lg);backdrop-filter:blur(16px)}
.auth-card h1{font-size:27px;margin-bottom:7px}
.auth-card .auth-sub{font-size:14.5px;color:var(--text-sec);margin-bottom:26px}
.auth-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.pw-toggle{background:none;color:var(--text-hint);display:grid;place-items:center;flex-shrink:0;transition:color .2s}
.pw-toggle:hover{color:var(--text)}
.pw-strength{display:flex;gap:5px;margin-top:9px}
.pw-strength i{flex:1;height:4px;border-radius:3px;background:rgba(255,255,255,.09);transition:background .3s}
.pw-strength.s1 i:nth-child(1){background:var(--danger)}
.pw-strength.s2 i:nth-child(-n+2){background:var(--warning)}
.pw-strength.s3 i:nth-child(-n+3){background:#9ACD32}
.pw-strength.s4 i{background:var(--success)}
.pw-hint{font-size:11.5px;color:var(--text-hint);margin-top:7px}

.auth-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:22px}
.checkbox{display:flex;align-items:flex-start;gap:9px;font-size:13.5px;color:var(--text-sec);cursor:pointer;line-height:1.55}
.checkbox input{position:absolute;opacity:0;pointer-events:none}
.checkbox .box{width:19px;height:19px;border-radius:6px;flex-shrink:0;margin-top:1px;border:1.5px solid var(--border-2);display:grid;place-items:center;transition:.2s}
.checkbox input:checked+.box{background:var(--primary);border-color:var(--primary)}
.checkbox .box svg{opacity:0;width:11px;height:11px;color:#fff;transition:.2s}
.checkbox input:checked+.box svg{opacity:1}
.checkbox a{color:var(--primary-2)}
.auth-link{font-size:13.5px;font-weight:600;color:var(--primary-2)}

.auth-divider{display:flex;align-items:center;gap:14px;margin:24px 0;font-size:12px;color:var(--text-hint)}
.auth-divider::before,.auth-divider::after{content:'';flex:1;height:1px;background:var(--border)}
.social-auth{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.social-auth button{display:flex;align-items:center;justify-content:center;gap:9px;padding:13px;border-radius:13px;font-size:14px;font-weight:600;color:var(--text-sec);background:var(--surface-2);border:1px solid var(--border);transition:.25s var(--ease)}
.social-auth button:hover{border-color:var(--border-2);color:var(--text);transform:translateY(-2px)}
.auth-foot{text-align:center;font-size:14px;color:var(--text-sec);margin-top:24px}
.auth-foot a{color:var(--primary-2);font-weight:700}

.auth-alert{display:none;align-items:flex-start;gap:11px;padding:13px 16px;border-radius:13px;font-size:13.5px;line-height:1.6;margin-bottom:20px}
.auth-alert.show{display:flex}
.auth-alert.error{background:rgba(255,77,94,.1);border:1px solid rgba(255,77,94,.28);color:#FF8A94}
.auth-alert.success{background:var(--success-soft);border:1px solid rgba(0,214,143,.28);color:var(--success)}

/* ==========================================================================
   TERMS
   ========================================================================== */
.terms-body{max-width:880px;margin:0 auto;padding:64px 22px 80px}
.terms-card{padding:38px;border-radius:26px;background:var(--surface);border:1px solid var(--border)}
.terms-badge{display:inline-block;padding:6px 14px;border-radius:999px;font-size:12px;font-weight:700;background:var(--primary-soft);color:var(--primary-2);border:1px solid rgba(139,92,246,.24);margin-bottom:26px}
.terms-h2{font-size:19px;font-weight:800;color:var(--text);margin:30px 0 11px}
.terms-h2:first-of-type{margin-top:0}
.terms-p{font-size:15px;color:var(--text-sec);line-height:1.9;margin-bottom:12px}
.terms-p strong{color:var(--text)}
.terms-ul{margin:12px 0 12px 4px}
.terms-ul li{position:relative;padding-left:20px;font-size:15px;color:var(--text-sec);line-height:1.85;margin-bottom:7px}
.terms-ul li::before{content:'';position:absolute;left:0;top:12px;width:6px;height:6px;border-radius:50%;background:var(--primary-2)}
.warning-box{padding:17px 20px;border-radius:15px;margin:16px 0;font-size:14.5px;line-height:1.75;color:#FF9AA3;background:rgba(255,77,94,.08);border:1px solid rgba(255,77,94,.24)}
.warning-box strong{color:#FFC4C9}
.highlight-box{padding:17px 20px;border-radius:15px;margin:16px 0;font-size:14.5px;line-height:1.75;color:var(--text-sec);background:var(--primary-soft);border:1px solid rgba(139,92,246,.24)}
.highlight-box strong{color:var(--text)}
.terms-card a{color:var(--primary-2);font-weight:600}

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */
@media (max-width:1024px){
  .crs-split,.crs-card-split,.about-intro-inner,.dl-card-inner,.auth-grid{grid-template-columns:1fr;gap:40px}
  .gallery-item{grid-template-columns:1fr;gap:30px;margin-bottom:56px}
  .gallery-item.reverse .gallery-img{order:0}
  .book-cover-wrap{order:-1}
  .about-intro-img{max-width:420px;margin:0 auto;width:100%}
  .auth-aside{order:-1;text-align:center}
  .auth-perks{max-width:440px;margin:0 auto;text-align:left}
  .about-stats{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:640px){
  .crs-section,.about-intro-section,.gallery-section,.dl-section{padding:56px 0}
  .crs-inner,.about-intro-inner,.gallery-inner,.dl-inner,.about-stats{padding:0 18px}
  .crs-card,.mentor-card,.dl-card,.pay-body,.terms-card,.auth-card{padding:24px}
  .crs-card,.mentor-card{border-radius:22px}
  .crs-card-pricing,.mentor-pricing,.dl-action-box{padding:24px 20px}
  .mentor-price{font-size:34px}
  .gallery-text h3{font-size:22px}
  .gallery-text p{font-size:14.5px}
  .social-grid{grid-template-columns:1fr}
  .social-card{padding:18px;gap:13px}
  .pay-section{padding:44px 0 60px}
  .pay-summary{padding:18px}
  .pay-summary-r{text-align:left}
  .pay-summary-r .ps-usdt{font-size:26px}
  .pay-tab{padding:11px;font-size:13px}
  .wallet-addr{font-size:11px}
  .auth-section{padding:36px 0;min-height:auto}
  .auth-grid{padding:0 18px;gap:36px}
  .auth-card h1{font-size:23px}
  .auth-row{grid-template-columns:1fr;gap:0}
  .social-auth{grid-template-columns:1fr}
  .terms-body{padding:44px 18px 60px}
  .terms-h2{font-size:17px}
  .terms-p,.terms-ul li{font-size:14.5px}
}