/* ============================================================
   PTE国际备考中心 — SHARED DESIGN SYSTEM
   All pages import this file. Keeps brand consistent.
   ============================================================ */

/* ── RESET ── */
@font-face{
  font-family:'Manrope';
  src:url('assets/fonts/Manrope-Variable.ttf') format('truetype');
  font-weight:400 800;
  font-style:normal;
  font-display:swap;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Manrope','PingFang SC','Hiragino Sans GB','Microsoft YaHei','Noto Sans SC',sans-serif;color:#0A0F2C;background:#fff;line-height:1.6;overflow-x:hidden}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}

/* ── TOKENS ── */
:root{
  --primary:#0057D9;
  --primary-dark:#003BA3;
  --primary-light:#3D8EFF;
  --accent:#00C4CC;
  --accent-warm:#FFB800;
  --success:#22C55E;
  --bg-dark:#060E2B;
  --bg-card:#F4F7FF;
  --text-main:#0A0F2C;
  --text-sub:#4A5568;
  --text-light:#718096;
  --white:#FFFFFF;
  --border:#E2E8F0;
  --grad-primary:linear-gradient(135deg,#0057D9 0%,#00C4CC 100%);
  --grad-hero:linear-gradient(135deg,#060E2B 0%,#0A1A4D 40%,#0057D9 100%);
  --shadow-sm:0 2px 8px rgba(0,87,217,.12);
  --shadow-md:0 8px 32px rgba(0,87,217,.18);
  --shadow-lg:0 20px 60px rgba(0,87,217,.22);
  --radius:14px;
  --radius-lg:24px;
  --transition:all .3s cubic-bezier(.4,0,.2,1);
}

/* ── LAYOUT ── */
.container{max-width:1225px;margin:0 auto;padding:0 24px}

/* ── TYPOGRAPHY HELPERS ── */
.section-tag{display:inline-block;background:linear-gradient(135deg,rgba(0,87,217,.1),rgba(0,196,204,.1));color:var(--primary);font-size:12px;font-weight:700;letter-spacing:2px;text-transform:uppercase;padding:6px 16px;border-radius:100px;margin-bottom:14px;border:1px solid rgba(0,87,217,.2)}
.section-title{font-size:clamp(26px,4vw,42px);font-weight:800;line-height:1.2;color:var(--text-main)}
.section-title span{color:var(--primary)}
.section-desc{font-size:16px;color:var(--text-sub);max-width:580px;margin-top:12px;line-height:1.8}

/* ── BUTTONS ── */
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 28px;border-radius:100px;font-weight:600;font-size:15px;cursor:pointer;border:none;transition:var(--transition)}
.btn-primary{background:var(--grad-primary);color:#fff;box-shadow:0 6px 24px rgba(0,87,217,.4)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 32px rgba(0,87,217,.5)}
.btn-outline{background:transparent;color:#fff;border:2px solid rgba(255,255,255,.5)}
.btn-outline:hover{background:rgba(255,255,255,.1);border-color:#fff}
.btn-ghost{background:rgba(0,87,217,.08);color:var(--primary)}
.btn-ghost:hover{background:rgba(0,87,217,.15)}
.btn-white{background:#fff;color:var(--primary);box-shadow:0 8px 24px rgba(0,0,0,.2)}
.btn-white:hover{transform:translateY(-2px);box-shadow:0 14px 36px rgba(0,0,0,.25)}
.qr-hover-trigger{position:relative;overflow:visible}
.qr-hover-card{position:absolute;top:calc(100% + 14px);left:50%;transform:translateX(-50%) translateY(8px);width:176px;padding:10px;background:rgba(255,255,255,.98);border:1px solid rgba(0,87,217,.14);border-radius:18px;box-shadow:0 24px 64px rgba(6,14,43,.22);opacity:0;visibility:hidden;pointer-events:none;transition:opacity .2s ease,transform .2s ease;z-index:1200}
.qr-hover-card::before{content:'';position:absolute;left:50%;bottom:100%;width:14px;height:14px;background:rgba(255,255,255,.98);border-left:1px solid rgba(0,87,217,.14);border-top:1px solid rgba(0,87,217,.14);transform:translate(-50%,7px) rotate(45deg)}
.qr-hover-card img{display:block;width:100%;height:auto;border-radius:12px}
.qr-hover-trigger:hover .qr-hover-card,.qr-hover-trigger:focus-visible .qr-hover-card{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.qr-hover-right .qr-hover-card{top:50%;left:calc(100% + 14px);transform:translateY(-50%) translateX(-8px)}
.qr-hover-right .qr-hover-card::before{top:50%;left:0;bottom:auto;transform:translate(-7px,-50%) rotate(-45deg);border-left:1px solid rgba(0,87,217,.14);border-top:none;border-bottom:1px solid rgba(0,87,217,.14)}
.qr-hover-right:hover .qr-hover-card,.qr-hover-right:focus-visible .qr-hover-card{transform:translateY(-50%) translateX(0)}

/* ── APP QR POPOVER ── */
.app-qr-popover{position:fixed;z-index:3000;width:min(240px,calc(100vw - 32px));background:rgba(255,255,255,.98);border:1px solid rgba(0,87,217,.14);border-radius:20px;box-shadow:0 24px 64px rgba(6,14,43,.22);padding:14px;color:var(--text-main);backdrop-filter:blur(18px)}
.app-qr-popover[hidden]{display:none}
.app-qr-popover::after{content:'';position:absolute;left:50%;bottom:100%;width:16px;height:16px;background:rgba(255,255,255,.98);border-left:1px solid rgba(0,87,217,.14);border-top:1px solid rgba(0,87,217,.14);transform:translate(-50%,8px) rotate(45deg)}
.app-qr-popover.is-above::after{top:100%;bottom:auto;border-left:none;border-top:none;border-right:1px solid rgba(0,87,217,.14);border-bottom:1px solid rgba(0,87,217,.14);transform:translate(-50%,-8px) rotate(45deg)}
.app-qr-popover-title{font-size:15px;font-weight:800;color:var(--primary-dark)}
.app-qr-popover-desc{font-size:12px;color:var(--text-sub);margin-top:4px}
.app-qr-popover-image{margin-top:12px;border-radius:16px;overflow:hidden;background:#fff;border:1px solid rgba(0,87,217,.08)}
.app-qr-popover-image img{width:100%;aspect-ratio:1/1;object-fit:cover}
.app-qr-popover-note{margin-top:10px;font-size:12px;color:var(--text-light);text-align:center}
.js-app-qr-trigger{position:relative}
.js-app-qr-trigger.is-qr-open{box-shadow:0 12px 36px rgba(0,87,217,.22)}

/* ── TOP BAR ── */
.pte-website .topbar{background:var(--bg-dark);color:rgba(255,255,255,.65);font-size:13px;padding:8px 0}
.pte-website .topbar .container{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:8px}
.pte-website .topbar a{color:rgba(255,255,255,.65);transition:color .2s}
.pte-website .topbar a:hover{color:var(--accent)}
.pte-website .topbar-right{display:flex;align-items:center;gap:16px}
.pte-website .app-login-badge{display:flex;align-items:center;gap:10px;background:linear-gradient(135deg,rgba(0,196,204,.15),rgba(0,87,217,.15));border:1px solid rgba(0,196,204,.4);border-radius:100px;padding:5px 14px 5px 8px;cursor:pointer;transition:var(--transition)}
.pte-website .app-login-badge:hover{background:linear-gradient(135deg,rgba(0,196,204,.25),rgba(0,87,217,.25));border-color:var(--accent)}
.pte-website .app-login-badge .app-icon{width:28px;height:28px;border-radius:8px;background:#fff;display:flex;align-items:center;justify-content:center;overflow:hidden}
.pte-website .app-login-badge .app-icon img{width:26px;height:26px;object-fit:contain}
.pte-website .app-login-badge .app-text{font-size:12px;color:#fff;font-weight:600}
.pte-website .app-login-badge .app-text span{display:block;font-size:10px;color:var(--accent);font-weight:400}
.pte-website .app-web-login-btn{display:inline-flex;align-items:center;justify-content:center;padding:8px 16px;border-radius:100px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);color:#fff;font-size:12px;font-weight:600;transition:var(--transition);white-space:nowrap}
.pte-website .app-web-login-btn:hover{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.3);transform:translateY(-1px)}
.pte-website .app-login-badge--qr{position:relative;overflow:visible}
.pte-website .app-login-badge-qr{position:absolute;top:calc(100% + 14px);left:50%;transform:translateX(-50%) translateY(8px);width:176px;padding:10px;background:rgba(255,255,255,.98);border:1px solid rgba(0,87,217,.14);border-radius:18px;box-shadow:0 24px 64px rgba(6,14,43,.22);opacity:0;visibility:hidden;pointer-events:none;transition:opacity .2s ease,transform .2s ease;z-index:1200}
.pte-website .app-login-badge-qr::before{content:'';position:absolute;left:50%;bottom:100%;width:14px;height:14px;background:rgba(255,255,255,.98);border-left:1px solid rgba(0,87,217,.14);border-top:1px solid rgba(0,87,217,.14);transform:translate(-50%,7px) rotate(45deg)}
.pte-website .app-login-badge-qr img{display:block;width:100%;height:auto;border-radius:12px}
.pte-website .app-login-badge--qr:hover .app-login-badge-qr,.pte-website .app-login-badge--qr:focus-visible .app-login-badge-qr{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}

/* ── NAVBAR ── */
.pte-website .navbar{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.95);backdrop-filter:blur(20px);border-bottom:1px solid var(--border);box-shadow:0 2px 20px rgba(0,0,0,.06);transition:var(--transition)}
.pte-website .nav-inner{display:flex;align-items:center;justify-content:space-between;height:68px}
.pte-website .nav-logo{display:flex;align-items:center;gap:12px}
.pte-website .nav-logo img{height:40px}
.pte-website .nav-logo-text{font-size:18px;font-weight:800;color:var(--primary-dark);line-height:1.2}
.pte-website .nav-logo-text span{display:block;font-size:10px;font-weight:400;color:var(--text-light);letter-spacing:1px;text-transform:uppercase}
.pte-website .nav-menu{display:flex;align-items:center;gap:4px;list-style:none;margin-bottom: unset;padding-right: 1rem;}
.pte-website .nav-menu>li{position:relative}
.pte-website .nav-menu>li>a{display:flex;align-items:center;gap:4px;padding:8px 14px;border-radius:10px;font-size:14px;font-weight:500;color:var(--text-main);transition:var(--transition)}
.pte-website .nav-menu>li>a:hover,.pte-website .nav-menu>li>a.active{background:rgba(0,87,217,.08);color:var(--primary)}
.pte-website .nav-menu>li>a svg{width:14px;height:14px;transition:transform .2s}
.pte-website .nav-menu>li:hover>a svg{transform:rotate(180deg)}
.pte-website .dropdown{position:absolute;top:calc(100% + 8px);left:0;background:#fff;border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-lg);min-width:200px;padding:8px;opacity:0;visibility:hidden;transform:translateY(8px);transition:var(--transition);z-index:100}
.pte-website .nav-menu>li:hover .dropdown{opacity:1;visibility:visible;transform:translateY(0)}
.pte-website .dropdown a{display:block;padding:10px 14px;font-size:14px;color:var(--text-sub);border-radius:8px;transition:var(--transition)}
.pte-website .dropdown a:hover{background:var(--bg-card);color:var(--primary)}
.pte-website .nav-actions{display:flex;align-items:center;gap:10px}
.pte-website .nav-app-btn{display:flex;align-items:center;gap:8px;background:linear-gradient(135deg,#0057D9,#00C4CC);color:#fff;border-radius:100px;padding:8px 16px;font-size:13px;font-weight:600;transition:var(--transition);cursor:pointer}
.pte-website .nav-app-btn:hover{transform:translateY(-1px);box-shadow:var(--shadow-md)}
.pte-website .nav-app-btn img{width:22px;height:22px;border-radius:6px}
.pte-website .hamburger{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:4px;background:transparent;border:none;appearance:none}
.pte-website .hamburger span{display:block;width:22px;height:2px;background:var(--text-main);border-radius:2px;transition:var(--transition)}

/* ── PAGE HERO (inner pages) ── */
.page-hero{background:var(--grad-hero);padding:80px 0 60px;position:relative;overflow:hidden}
.page-hero::before{content:'';position:absolute;inset:0;background:url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none'%3E%3Cg fill='%23ffffff' fill-opacity='0.02'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E")}
.page-hero-orb{position:absolute;border-radius:50%;filter:blur(80px);opacity:.2}
.page-hero-orb-1{width:400px;height:400px;background:var(--primary-light);top:-100px;right:-80px}
.page-hero-orb-2{width:250px;height:250px;background:var(--accent);bottom:-40px;left:-60px}
.page-hero-inner{position:relative;z-index:1}
.page-hero .breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.5);margin-bottom:16px}
.page-hero .breadcrumb a{color:rgba(255,255,255,.5)}
.page-hero .breadcrumb a:hover{color:var(--accent)}
.page-hero .breadcrumb span{color:rgba(255,255,255,.25)}
.page-hero h1{font-size:clamp(32px,5vw,54px);font-weight:900;color:#fff;line-height:1.15;margin-bottom:16px}
.page-hero h1 .grad{background:linear-gradient(135deg,var(--accent),#7CE8FF);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.page-hero .subtitle{font-size:17px;color:rgba(255,255,255,.75);max-width:580px;line-height:1.7;margin-bottom:28px}
.page-hero .hero-chips{display:flex;flex-wrap:wrap;gap:10px}
.hero-chip{display:inline-flex;align-items:center;gap:6px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);border-radius:100px;padding:6px 14px;color:rgba(255,255,255,.85);font-size:13px;font-weight:500}

/* ── SECTION SPACING ── */
.section{padding:80px 0}
.section-sm{padding:48px 0}
.section-dark{background:var(--bg-dark)}
.section-card{background:var(--bg-card)}
.section-header{margin-bottom:48px}
.section-header-row{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;flex-wrap:wrap}

/* ── CARDS ── */
.card{background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;transition:var(--transition)}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:var(--primary-light)}
.card-body{padding:28px}

/* ── INFO GRID ── */
.info-grid-2{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.info-grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.info-grid-4{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:24px}

/* ── STEP LIST ── */
.step-list{display:flex;flex-direction:column;gap:0}
.step-item{display:flex;gap:24px;position:relative;padding-bottom:32px}
.step-item:last-child{padding-bottom:0}
.step-item::after{content:'';position:absolute;left:19px;top:48px;bottom:0;width:2px;background:linear-gradient(180deg,var(--primary-light),transparent);display:block}
.step-item:last-child::after{display:none}
.step-num{width:40px;height:40px;flex-shrink:0;background:var(--grad-primary);border-radius:12px;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:16px}
.step-content h4{font-size:16px;font-weight:700;margin-bottom:6px;margin-top:8px}
.step-content p{font-size:14px;color:var(--text-sub);line-height:1.7}

/* ── TABLE ── */
.data-table{width:100%;border-collapse:collapse;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm)}
.data-table thead{background:var(--grad-primary)}
.data-table thead th{color:#fff;font-size:14px;font-weight:700;padding:14px 20px;text-align:left}
.data-table tbody tr{border-bottom:1px solid var(--border);transition:background .15s}
.data-table tbody tr:last-child{border:none}
.data-table tbody tr:hover{background:var(--bg-card)}
.data-table td{padding:12px 20px;font-size:14px;color:var(--text-sub)}
.data-table td:first-child{font-weight:700;color:var(--primary)}

/* ── ACCORDION ── */
.accordion{display:flex;flex-direction:column;gap:12px}
.accordion-item{background:#fff;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}
.accordion-trigger{width:100%;display:flex;justify-content:space-between;align-items:center;padding:18px 22px;cursor:pointer;background:none;border:none;font-size:15px;font-weight:600;color:var(--text-main);text-align:left;transition:background .2s;list-style:none}
.accordion-trigger:hover{background:var(--bg-card)}
.accordion-trigger::-webkit-details-marker{display:none}
.accordion-trigger .arrow{font-size:18px;transition:transform .3s;color:var(--primary)}
.accordion-item.open .accordion-trigger .arrow,
.accordion-item[open] .accordion-trigger .arrow{transform:rotate(180deg)}
.accordion-body{display:none;padding:0 22px 18px;font-size:14px;color:var(--text-sub);line-height:1.8}
.accordion-item.open .accordion-body,
.accordion-item[open] .accordion-body{display:block}

/* ── TABS ── */
.tabs-nav{display:flex;gap:0;border-bottom:2px solid var(--border);margin-bottom:32px;flex-wrap:wrap}
.tab-btn{padding:12px 24px;font-size:15px;font-weight:600;color:var(--text-sub);background:none;border:none;cursor:pointer;border-bottom:3px solid transparent;margin-bottom:-2px;transition:var(--transition)}
.tab-btn.active,.tab-btn:hover{color:var(--primary);border-bottom-color:var(--primary)}
.tab-panel{display:none}
.tab-panel.active{display:block}

/* ── LESSON DETAIL ── */
.lesson-hero{background:
  radial-gradient(circle at 85% 18%,rgba(255,255,255,.18),transparent 24%),
  linear-gradient(135deg,var(--lesson-hero-start,var(--bg-dark)) 0%,var(--lesson-hero-mid,#0A1A4D) 48%,var(--lesson-hero-end,var(--primary)) 100%)}
.lesson-hero .subtitle{max-width:720px}
.lesson-layout{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(300px,.85fr);gap:32px;align-items:start}
.lesson-video-card,.lesson-info-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm)}
.lesson-video-card{overflow:hidden}
.lesson-video-head{padding:28px 28px 0}
.lesson-kicker{display:inline-flex;align-items:center;gap:8px;padding:8px 14px;border-radius:999px;background:var(--lesson-soft,rgba(0,87,217,.1));color:var(--lesson-accent,var(--primary));font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase}
.lesson-video-head h2{font-size:clamp(24px,3vw,34px);line-height:1.2;margin-top:18px;color:var(--text-main)}
.lesson-video-head p{margin-top:14px;color:var(--text-sub);font-size:15px;line-height:1.8}
.lesson-video-shell{padding:24px 28px 28px}
.lesson-video-frame{border-radius:20px;overflow:hidden;background:#000;box-shadow:0 18px 48px rgba(6,14,43,.18)}
.lesson-video-frame video{display:block;width:100%;aspect-ratio:16/9;background:#000}
.lesson-video-note{margin-top:14px;font-size:13px;color:var(--text-light)}
.lesson-side-stack{display:flex;flex-direction:column;gap:24px}
.lesson-info-card{padding:26px}
.lesson-info-card h3{font-size:20px;line-height:1.3;margin-bottom:18px;color:var(--text-main)}
.lesson-pills{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:18px}
.lesson-pill{display:inline-flex;align-items:center;padding:7px 12px;border-radius:999px;background:var(--bg-card);color:var(--text-sub);font-size:13px;font-weight:600}
.lesson-list{display:flex;flex-direction:column;gap:16px;list-style:none}
.lesson-list li{display:grid;grid-template-columns:34px 1fr;gap:14px;align-items:start}
.lesson-list strong{display:block;font-size:15px;color:var(--text-main);margin-bottom:4px}
.lesson-list p{font-size:14px;color:var(--text-sub);line-height:1.7}
.lesson-list-mark{width:34px;height:34px;border-radius:12px;background:var(--lesson-soft,rgba(0,87,217,.1));color:var(--lesson-accent,var(--primary));display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:800}
.lesson-cta-card{background:var(--bg-card);border:1px dashed rgba(0,87,217,.18)}
.lesson-cta-card p{font-size:14px;color:var(--text-sub);line-height:1.8}
.lesson-cta-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:18px}
.lesson-feature-card{height:100%}
.lesson-feature-icon{width:52px;height:52px;border-radius:16px;background:var(--lesson-soft,rgba(0,87,217,.1));color:var(--lesson-accent,var(--primary));display:flex;align-items:center;justify-content:center;font-size:24px;margin-bottom:16px}
.lesson-feature-card h4{font-size:18px;line-height:1.3;margin-bottom:8px}
.lesson-feature-card p{font-size:14px;color:var(--text-sub);line-height:1.8}
.lesson-back-link{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:700;color:var(--primary);margin-top:24px}

/* ── FORM ── */
.form-group{margin-bottom:20px}
.form-label{display:block;font-size:14px;font-weight:600;color:var(--text-main);margin-bottom:8px}
.form-input{width:100%;padding:12px 16px;border:1.5px solid var(--border);border-radius:10px;font-size:15px;color:var(--text-main);background:#fff;transition:border-color .2s,box-shadow .2s;outline:none}
.form-input:focus{border-color:var(--primary);box-shadow:0 0 0 4px rgba(0,87,217,.1)}
.form-textarea{resize:vertical;min-height:120px}
.form-select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%234A5568' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center}

/* ── FOOTER ── */
.pte-website .footer{background:#040B20;padding:64px 0 0}
.pte-website .footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:48px;padding-bottom:48px}
.pte-website .footer-brand .logo{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.pte-website .footer-brand .logo img{height:36px}
.pte-website .footer-brand p{font-size:14px;color:rgba(255,255,255,.5);line-height:1.7;margin-bottom:24px}
.pte-website .footer-socials{display:flex;gap:10px}
.pte-website .footer-social{width:36px;height:36px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);border-radius:8px;display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,.5);font-size:16px;transition:var(--transition);cursor:pointer}
.pte-website .footer-social:hover{background:var(--primary);border-color:var(--primary);color:#fff}
.pte-website .footer-col h4{font-size:13px;font-weight:700;color:#fff;margin-bottom:16px;text-transform:uppercase;letter-spacing:1px}
.pte-website .footer-col ul{list-style:none;display:flex;flex-direction:column;gap:10px}
.pte-website .footer-col ul li a{font-size:14px;color:rgba(255,255,255,.45);transition:color .2s}
.pte-website .footer-col ul li a:hover{color:var(--accent)}
.pte-website .footer-app-box{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08);border-radius:12px;padding:16px;margin-top:16px;display:flex;align-items:center;gap:12px;cursor:pointer;transition:var(--transition)}
.pte-website .footer-app-box:hover{background:rgba(0,87,217,.15);border-color:rgba(0,87,217,.3)}
.pte-website .footer-app-box>img{width:44px;height:44px;border-radius:10px;background:#fff}
.pte-website .footer-app-box .text{font-size:12px}
.pte-website .footer-app-box .text strong{display:block;color:#fff;font-size:13px}
.pte-website .footer-app-box .text span{color:rgba(255,255,255,.45)}
.pte-website .footer-bottom{border-top:1px solid rgba(255,255,255,.06);padding:24px 0;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px}
.pte-website .footer-bottom p{font-size:13px;color:rgba(255,255,255,.3)}
.pte-website .footer-bottom-links{display:flex;gap:20px}
.pte-website .footer-bottom-links a{font-size:13px;color:rgba(255,255,255,.3);transition:color .2s}
.pte-website .footer-bottom-links a:hover{color:var(--accent)}

/* ── SCROLL REVEAL ── */
.reveal{opacity:0;transform:translateY(30px);transition:opacity .6s ease,transform .6s ease}
.reveal.visible{opacity:1;transform:none}

/* ── TICKER ── */
.ticker{background:var(--grad-primary);padding:12px 0;overflow:hidden;white-space:nowrap}
.ticker-inner{display:inline-flex;gap:60px;animation:ticker 25s linear infinite}
@keyframes ticker{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.ticker-item{display:inline-flex;align-items:center;gap:10px;color:#fff;font-size:14px;font-weight:500}
.ticker-dot{width:6px;height:6px;background:var(--accent-warm);border-radius:50%}

/* ── COURSE CARDS ── */
.course-card{border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--border);transition:var(--transition);position:relative}
.course-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg);border-color:var(--primary-light)}
.course-card-top{padding:32px 28px;position:relative;overflow:hidden}
.course-card-top::after{content:'';position:absolute;bottom:-30px;right:-30px;width:120px;height:120px;background:rgba(255,255,255,.08);border-radius:50%}
.course-card.ice .course-card-top{background:linear-gradient(135deg,#0057D9,#3D8EFF)}
.course-card.rocket .course-card-top{background:linear-gradient(135deg,#0A1A4D,#0057D9)}
.course-card.target65 .course-card-top{background:linear-gradient(135deg,#00C4CC,#0057D9)}
.course-card.target79 .course-card-top{background:linear-gradient(135deg,#FF6B35,#FFB800)}
.course-emoji{font-size:40px;margin-bottom:14px}
.course-badge{position:absolute;top:16px;right:16px;background:rgba(255,255,255,.2);color:#fff;font-size:11px;font-weight:700;padding:4px 10px;border-radius:100px}
.course-card-top h3{font-size:22px;font-weight:800;color:#fff;margin-bottom:4px}
.course-card-top .course-format{font-size:12px;color:rgba(255,255,255,.7)}
.course-card-body{padding:24px 28px}
.course-target{font-size:13px;color:var(--text-sub);margin-bottom:16px;line-height:1.6}
.course-tags{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:20px}
.course-tag{font-size:11px;font-weight:600;padding:4px 10px;border-radius:6px;background:rgba(0,87,217,.08);color:var(--primary)}
.courses-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:28px}

/* ── STAT CARDS ── */
.stat-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:28px;text-align:center;transition:var(--transition)}
.stat-card:hover{border-color:var(--primary-light);transform:translateY(-4px);box-shadow:var(--shadow-md)}
.stat-num{font-size:42px;font-weight:900;color:var(--primary);line-height:1}
.stat-label{font-size:13px;color:var(--text-sub);margin-top:6px}

/* ── TESTIMONIAL ── */
.testimonial-card{flex:0 0 340px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);border-radius:var(--radius-lg);padding:28px;transition:var(--transition)}
.testimonial-card:hover{background:rgba(255,255,255,.08);border-color:rgba(0,196,204,.3)}
.testimonials-track{display:flex;gap:24px;overflow-x:auto;padding-bottom:16px;scrollbar-width:none}
.testimonials-track::-webkit-scrollbar{display:none}
.stars{color:var(--accent-warm);font-size:13px;margin-bottom:14px}
.score-badge{background:var(--grad-primary);color:#fff;font-size:18px;font-weight:800;padding:8px 16px;border-radius:10px}
.testimonial-score{display:flex;align-items:center;gap:12px;margin-bottom:18px}
.score-improvement{font-size:13px;color:var(--accent);font-weight:600}
.testimonial-text{font-size:14px;color:rgba(255,255,255,.75);line-height:1.75;margin-bottom:20px;font-style:italic}
.testimonial-user{display:flex;align-items:center;gap:12px}
.user-avatar{width:40px;height:40px;background:var(--grad-primary);border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:16px}
.user-name{font-size:14px;font-weight:700;color:#fff}
.user-detail{font-size:12px;color:rgba(255,255,255,.45)}

/* ── CTA BANNER ── */
.cta-banner{padding:80px 0;background:var(--grad-primary);position:relative;overflow:hidden}
.cta-banner::before{content:'';position:absolute;top:-50%;right:-10%;width:500px;height:500px;background:rgba(255,255,255,.08);border-radius:50%}
.cta-banner-inner{position:relative;z-index:1;text-align:center}
.cta-banner h2{font-size:clamp(28px,4vw,44px);font-weight:800;color:#fff;margin-bottom:16px}
.cta-banner p{font-size:16px;color:rgba(255,255,255,.8);max-width:500px;margin:0 auto 36px}
.cta-banner-btns{display:flex;justify-content:center;gap:14px;flex-wrap:wrap}

/* ── RESPONSIVE ── */
@media(max-width:900px){
  .info-grid-2{grid-template-columns:1fr}
  .info-grid-3{grid-template-columns:1fr 1fr}
  .pte-website .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:768px){
  .pte-website .nav-menu{display:none !important}
  .pte-website .hamburger{display:flex}
  .pte-website .nav-inner{position:relative}
  .pte-website .nav-logo-text{display:none}
  .pte-website .nav-menu.is-mobile-open{display:flex !important;position:absolute;top:calc(100% + 12px);left:24px;right:24px;flex-direction:column;align-items:stretch;gap:6px;padding:12px;background:#fff;border:1px solid var(--border);border-radius:16px;box-shadow:0 20px 48px rgba(6,14,43,.16);z-index:1100}
  .pte-website .nav-menu.is-mobile-open>li>a{justify-content:space-between}
  .pte-website .nav-menu.is-mobile-open .dropdown{position:static;opacity:1;visibility:visible;transform:none;display:none;min-width:0;margin-top:6px;box-shadow:none;border:none;padding:0 0 0 10px}
  .pte-website .nav-menu.is-mobile-open>li.is-dropdown-open .dropdown{display:block}
  .pte-website .topbar{display:none}
  .pte-website .footer-grid{grid-template-columns:1fr}
  .section-header-row{flex-direction:column;align-items:flex-start}
  .info-grid-3{grid-template-columns:1fr}
  .lesson-layout{grid-template-columns:1fr}
  .lesson-video-head,.lesson-video-shell,.lesson-info-card{padding-left:20px;padding-right:20px}
  .lesson-video-head{padding-top:22px}
  .lesson-video-shell{padding-top:20px;padding-bottom:22px}
  .app-qr-popover{width:min(220px,calc(100vw - 24px));padding:12px;border-radius:18px}
}
@media(max-width:480px){
  .page-hero{padding:60px 0 40px}
  .app-qr-popover{width:min(210px,calc(100vw - 20px))}
}

/* ── SHARED JS ANIMATIONS ── */
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.5;transform:scale(1.3)}}