/*
Theme Name: Learneo
Version: 4.0.0
Text Domain: learneo
*/

/* ============ TOKENS ============ */
:root{
  --c-bg:#F0F4FF;
  --c-surface:#FFFFFF;
  --c-raised:#E8EEFF;
  --c-text:#1E2B5E;
  --c-muted:#7B88B8;
  --c-border:#DDE4F8;
  --c-blue:#4D8EF7;
  --c-blue2:#2B66D1;
  --c-purple:#8B5CF6;
  --c-green:#22C78A;
  --c-orange:#F97316;
  --c-pink:#F472B6;
  --c-yellow:#FBBF24;
  --c-red:#F87171;
  --sh:0 8px 28px rgba(78,102,210,.13),0 2px 6px rgba(78,102,210,.06);
  --sh-s:0 4px 14px rgba(78,102,210,.12);
  --r:24px;
  --r-s:16px;
  --r-full:999px;
}
[data-theme="dark"]{
  --c-bg:#0F1535;
  --c-surface:#182050;
  --c-raised:#1F2C65;
  --c-text:#E8EEFF;
  --c-muted:#8D9BC8;
  --c-border:#263070;
  --c-blue:#6BAEFF;
  --c-blue2:#4D8EF7;
  --c-purple:#A78BFA;
  --c-green:#34D399;
  --c-orange:#FB923C;
  --c-pink:#F9A8D4;
  --c-yellow:#FCD34D;
  --sh:0 10px 32px rgba(0,0,30,.5),0 2px 8px rgba(0,0,30,.3);
  --sh-s:0 4px 16px rgba(0,0,30,.4);
}

/* ============ RESET ============ */
*,*::before,*::after{box-sizing:border-box}
body{margin:0;padding:0;font-family:'Vazirmatn','Segoe UI',sans-serif;font-size:16px;line-height:1.8;text-align:right;background:var(--c-bg);color:var(--c-text);transition:background .3s,color .3s;overflow-x:hidden;min-height:100vh}
a{color:var(--c-blue);text-decoration:none}
img{max-width:100%}
h1,h2,h3,h4{line-height:1.5;margin:0 0 .5em;font-weight:900}
p{margin:0 0 .8em}
button{font-family:inherit;cursor:pointer}
.ln-container{max-width:1100px;margin:0 auto;padding:0 24px}
.screen-reader-text{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.skip-link:focus{position:fixed;top:8px;right:8px;z-index:9999;background:var(--c-surface);padding:8px 16px;border-radius:12px;width:auto;height:auto;clip:auto}
:focus-visible{outline:3px solid var(--c-yellow);outline-offset:2px}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}}

/* ============ BACKGROUND ============ */
.ln-sky{position:fixed;inset:0;z-index:-2;
  background:radial-gradient(ellipse 900px 500px at 70% -10%,color-mix(in srgb,var(--c-blue) 28%,transparent),transparent),
             radial-gradient(ellipse 600px 400px at -8% 80%,color-mix(in srgb,var(--c-purple) 20%,transparent),transparent),
             var(--c-bg)}
.ln-stars{position:absolute;inset:0;opacity:0;transition:opacity .5s}
[data-theme="dark"] .ln-stars{opacity:1}
.ln-stars{background-image:radial-gradient(1.5px 1.5px at 15% 25%,#fff,transparent),radial-gradient(1px 1px at 50% 60%,rgba(255,255,255,.6),transparent),radial-gradient(2px 2px at 80% 15%,rgba(255,255,255,.8),transparent),radial-gradient(1px 1px at 30% 80%,rgba(255,255,255,.5),transparent),radial-gradient(1.5px 1.5px at 65% 45%,rgba(255,255,255,.7),transparent);animation:twinkle 5s ease-in-out infinite alternate}
@keyframes twinkle{from{opacity:0}to{opacity:1}}
[data-theme="light"] .ln-stars{animation:none;opacity:0}
.ln-orb-a,.ln-orb-b{position:fixed;border-radius:50%;filter:blur(70px);pointer-events:none;z-index:-1}
.ln-orb-a{width:400px;height:400px;background:var(--c-purple);top:-180px;left:-150px;opacity:.18}
.ln-orb-b{width:350px;height:350px;background:var(--c-pink);bottom:-160px;right:-120px;opacity:.16;animation:orbfloat 14s ease-in-out infinite alternate}
@keyframes orbfloat{from{transform:translateY(0)}to{transform:translateY(-30px)}}

/* ============ HEADER ============ */
.ln-header{position:sticky;top:12px;z-index:500;padding:0 16px}
.ln-header-in{
  display:flex;align-items:center;gap:12px;
  max-width:1100px;margin:0 auto;
  background:color-mix(in srgb,var(--c-surface) 90%,transparent);
  backdrop-filter:blur(16px);
  border-radius:var(--r-full);padding:0 22px;height:66px;
  box-shadow:var(--sh),0 0 0 1.5px var(--c-border);
}
.ln-logo{display:flex;align-items:center;gap:10px;font-weight:900;font-size:19px;color:var(--c-text)}
.ln-logo-mark{width:38px;height:38px;border-radius:50%;background:linear-gradient(135deg,var(--c-blue),var(--c-purple));display:grid;place-items:center;box-shadow:var(--sh-s)}
.ln-logo-mark svg{width:18px;height:18px;fill:#fff}
.ln-logo-dot{color:var(--c-blue)}
.ln-nav{display:flex;gap:2px;margin-inline-start:8px}
.ln-nav a{padding:8px 16px;border-radius:var(--r-full);font-weight:700;font-size:14px;color:var(--c-muted);transition:all .2s}
.ln-nav a:hover{color:var(--c-blue);background:color-mix(in srgb,var(--c-blue) 10%,transparent)}
.ln-nav a.is-active{background:linear-gradient(135deg,var(--c-blue),var(--c-blue2));color:#fff;box-shadow:var(--sh-s)}
.ln-header-actions{display:flex;align-items:center;gap:10px;margin-inline-start:auto}
.ln-streak-chip{display:flex;align-items:center;gap:6px;background:linear-gradient(135deg,var(--c-yellow),var(--c-orange));color:#5A3000;font-weight:800;font-size:13.5px;padding:7px 16px;border-radius:var(--r-full);box-shadow:var(--sh-s)}
.ln-theme-toggle{width:42px;height:42px;border-radius:50%;border:0;background:var(--c-raised);color:var(--c-text);display:grid;place-items:center;box-shadow:var(--sh-s);transition:transform .2s}
.ln-theme-toggle:hover{transform:rotate(22deg)}
.ln-theme-toggle svg{width:19px;height:19px}
[data-theme="light"] .ln-icon-sun{display:none}
[data-theme="dark"] .ln-icon-moon{display:none}
.ln-burger{display:none;width:42px;height:42px;border-radius:50%;border:0;background:var(--c-raised);color:var(--c-text);font-size:18px;box-shadow:var(--sh-s)}
@media(max-width:820px){.ln-nav{display:none}.ln-burger{display:grid;place-items:center}}

/* ============ SHARED BUTTONS ============ */
.lnh-btn-main{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:linear-gradient(160deg,var(--c-blue),var(--c-blue2));
  color:#fff;font-weight:900;font-size:16px;
  padding:16px 36px;border-radius:var(--r-full);border:0;
  box-shadow:0 6px 0 color-mix(in srgb,var(--c-blue2) 70%,#000 30%),0 16px 28px rgba(77,142,247,.38);
  cursor:pointer;text-decoration:none;transition:transform .17s cubic-bezier(.3,1.5,.5,1),box-shadow .17s;
}
.lnh-btn-main:hover{transform:translateY(-4px);box-shadow:0 10px 0 color-mix(in srgb,var(--c-blue2) 70%,#000 30%),0 22px 36px rgba(77,142,247,.45)}
.lnh-btn-main:active{transform:translateY(2px);box-shadow:0 3px 0 color-mix(in srgb,var(--c-blue2) 70%,#000 30%),0 8px 16px rgba(77,142,247,.3)}
.lnh-btn-big{font-size:18px;padding:18px 48px}
.lnh-btn-ghost{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--c-surface);color:var(--c-text);font-weight:800;font-size:15px;padding:15px 30px;border-radius:var(--r-full);box-shadow:var(--sh-s),0 0 0 2px var(--c-border);cursor:pointer;text-decoration:none;transition:transform .17s cubic-bezier(.3,1.5,.5,1)}
.lnh-btn-ghost:hover{transform:translateY(-3px);color:var(--c-blue)}

/* ============ HERO ============ */
.lnh-hero{padding:54px 0 30px}
.lnh-custom-msg{display:inline-flex;align-items:center;gap:8px;background:var(--c-surface);border-radius:var(--r-full);padding:10px 22px;font-size:.94rem;box-shadow:var(--sh-s);margin-bottom:28px;max-width:100%}
.lnh-hero-body{display:grid;grid-template-columns:1fr 1.1fr;gap:32px;align-items:center}
/* mascot side */
.lnh-mascot{position:relative;display:flex;align-items:center;justify-content:center}
.lnh-mascot svg{width:100%;max-width:460px;filter:drop-shadow(0 30px 50px rgba(77,102,210,.22))}
.ln-scene-plane{animation:planefly 8s ease-in-out infinite;transform-origin:240px 70px}
@keyframes planefly{0%{transform:translate(0,0) rotate(-5deg)}25%{transform:translate(-60px,18px) rotate(3deg)}50%{transform:translate(-120px,-4px) rotate(-3deg)}75%{transform:translate(-50px,-26px) rotate(5deg)}100%{transform:translate(0,0) rotate(-5deg)}}
/* text side */
.lnh-pill-kicker{display:inline-flex;align-items:center;gap:6px;background:linear-gradient(135deg,var(--c-yellow),var(--c-pink));color:#7B3A00;font-weight:800;font-size:13px;padding:7px 18px;border-radius:var(--r-full);margin-bottom:16px}
[data-theme="dark"] .lnh-pill-kicker{color:#5A2A00}
.lnh-hero-text h1{font-size:clamp(30px,4.5vw,50px);line-height:1.45}
.lnh-hero-text h1 em{font-style:normal;color:var(--c-blue);
  position:relative;display:inline-block;
  background:linear-gradient(160deg,var(--c-blue),var(--c-purple));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.lnh-sub{font-size:17px;color:var(--c-muted);max-width:440px;margin-top:4px}
.lnh-ctas{display:flex;gap:14px;flex-wrap:wrap;margin-top:24px}
.lnh-note{margin-top:12px;font-size:13px;color:var(--c-muted)}
/* stat pills row */
.lnh-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:52px}
.lnh-stat-pill{border-radius:28px;padding:22px 14px;text-align:center;color:#fff;box-shadow:var(--sh);cursor:default;transition:transform .22s cubic-bezier(.3,1.5,.5,1)}
.lnh-stat-pill:hover{transform:translateY(-5px) scale(1.03)}
.lnh-stat-pill b{display:block;font-size:26px;font-weight:900}
.lnh-stat-pill span{font-size:13px;font-weight:700;opacity:.92}
.lnh-sp1{background:linear-gradient(150deg,#60A5FA,#2563EB)}
.lnh-sp2{background:linear-gradient(150deg,#A78BFA,#7C3AED)}
.lnh-sp3{background:linear-gradient(150deg,#34D399,#059669)}
.lnh-sp4{background:linear-gradient(150deg,#FB923C,#EA580C)}

/* ============ SECTION INTRO ============ */
.lnh-section-intro{text-align:center;max-width:560px;margin:0 auto 42px}
.lnh-section-intro h2{font-size:28px}
.lnh-section-intro p{color:var(--c-muted)}
.lnh-label{display:inline-flex;align-items:center;gap:5px;background:var(--c-raised);border:1.5px solid var(--c-border);border-radius:var(--r-full);padding:5px 16px;font-size:12.5px;font-weight:700;color:var(--c-muted);margin-bottom:10px}

/* ============ WORLDS GRID ============ */
.lnh-courses{padding:64px 0}
.lnh-world-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
/* ساختار هر کارد JS */
.lnh-wcard{border-radius:28px;padding:0;overflow:hidden;box-shadow:var(--sh);display:flex;flex-direction:column;transition:transform .25s cubic-bezier(.3,1.5,.5,1),box-shadow .25s;cursor:pointer;text-decoration:none;color:inherit}
.lnh-wcard:hover{transform:translateY(-7px) scale(1.02);box-shadow:0 24px 50px rgba(78,102,210,.22)}
.lnh-wcard-top{padding:30px 26px 18px;display:flex;flex-direction:column;gap:8px;flex:1}
.lnh-wcard-ico{font-size:48px;line-height:1;margin-bottom:4px}
.lnh-wcard-title{font-size:20px;font-weight:900;color:#fff}
.lnh-wcard-en{font-size:12px;color:rgba(255,255,255,.72);letter-spacing:.5px;font-weight:600}
.lnh-wcard-desc{font-size:14px;color:rgba(255,255,255,.85);min-height:56px}
.lnh-wcard-foot{background:rgba(0,0,0,.2);padding:14px 22px;display:flex;align-items:center;justify-content:space-between;gap:10px}
.lnh-wcard-badge{font-size:12px;font-weight:800;padding:5px 14px;border-radius:var(--r-full);background:rgba(255,255,255,.22);color:#fff}
.lnh-wcard-badge.soon{background:rgba(0,0,0,.2);color:rgba(255,255,255,.6)}
.lnh-wcard-prog{flex:1;height:7px;background:rgba(0,0,0,.2);border-radius:99px;overflow:hidden}
.lnh-wcard-prog i{display:block;height:100%;background:rgba(255,255,255,.8);border-radius:99px;transition:width .6s ease}
.lnh-wcard.is-soon{opacity:.7;pointer-events:none}

/* ============ HOW IT WORKS ============ */
.lnh-how{padding:56px 0}
.lnh-steps{display:grid;grid-template-columns:1fr auto 1fr auto 1fr;gap:12px;align-items:start}
.lnh-step{padding:30px 24px;border-radius:28px;background:var(--c-surface);box-shadow:var(--sh);text-align:center;position:relative}
.lnh-step-ico{font-size:48px;margin-bottom:10px}
.lnh-step-num{position:absolute;top:16px;left:16px;width:32px;height:32px;border-radius:50%;background:linear-gradient(135deg,var(--c-blue),var(--c-purple));color:#fff;font-weight:900;font-size:15px;display:grid;place-items:center}
.lnh-step h3{font-size:17px;margin:6px 0}
.lnh-step p{font-size:14px;color:var(--c-muted);margin:0}
.lnh-step-1 .lnh-step-num{background:linear-gradient(135deg,#60A5FA,#2563EB)}
.lnh-step-2 .lnh-step-num{background:linear-gradient(135deg,#A78BFA,#7C3AED)}
.lnh-step-3 .lnh-step-num{background:linear-gradient(135deg,#34D399,#059669)}
.lnh-step-arrow{font-size:28px;color:var(--c-muted);padding-top:50px}

/* ============ FEATURES CHIPS ============ */
.lnh-features{padding:40px 0 64px}
.lnh-feat-chips{display:flex;flex-wrap:wrap;gap:14px;justify-content:center}
.lnh-feat-chip{display:flex;align-items:center;gap:10px;background:var(--c-surface);border-radius:var(--r-full);padding:14px 22px;box-shadow:var(--sh-s),0 0 0 1.5px var(--c-border);font-weight:700;font-size:15px;transition:transform .2s cubic-bezier(.3,1.5,.5,1)}
.lnh-feat-chip:hover{transform:translateY(-3px) scale(1.03)}
.lnh-chip-ico{font-size:22px}

/* ============ BANNER ============ */
.lnh-banner{padding:0 0 80px}
.lnh-banner-in{background:linear-gradient(140deg,var(--c-blue),var(--c-purple),var(--c-pink));border-radius:36px;padding:60px 40px;text-align:center;box-shadow:var(--sh);position:relative;overflow:hidden}
.lnh-banner-in::before{content:"";position:absolute;width:280px;height:280px;border-radius:50%;background:rgba(255,255,255,.1);top:-100px;right:-80px}
.lnh-banner-in::after{content:"";position:absolute;width:200px;height:200px;border-radius:50%;background:rgba(255,255,255,.08);bottom:-70px;left:-60px}
.lnh-banner-emoji{font-size:54px;position:relative;z-index:1}
.lnh-banner-in h2{font-size:30px;color:#fff;position:relative;z-index:1}
.lnh-banner-in p{color:rgba(255,255,255,.88);font-size:17px;position:relative;z-index:1;margin-bottom:28px}
.lnh-btn-main.lnh-btn-big{position:relative;z-index:1;background:rgba(255,255,255,.2);backdrop-filter:blur(8px);box-shadow:0 6px 0 rgba(0,0,0,.15),0 14px 28px rgba(0,0,0,.2)}
.lnh-btn-main.lnh-btn-big:hover{background:rgba(255,255,255,.28)}

/* ============ CARDS (shared) ============ */
.ln-card{background:var(--c-surface);border-radius:var(--r);box-shadow:var(--sh)}
.ln-reveal{opacity:0;transform:translateY(22px);transition:opacity .55s ease,transform .6s cubic-bezier(.25,1.2,.4,1)}
.ln-reveal.is-in{opacity:1;transform:none}

/* ============ MAP PAGE ============ */
.lnm-page{padding:44px 0 80px}
.lnm-topbar{display:grid;grid-template-columns:1fr auto;gap:20px;align-items:start;margin-bottom:32px}
.lnm-topbar h1{font-size:clamp(26px,3.5vw,36px);margin:0 0 4px}
.lnm-topbar p{color:var(--c-muted);margin:0}
.lnm-missions{background:var(--c-surface);border-radius:var(--r);box-shadow:var(--sh);padding:20px 24px;min-width:260px}
.lnm-missions h3{font-size:15px;font-weight:800;display:flex;align-items:center;gap:8px;margin:0 0 14px}
.ln-mission{display:flex;align-items:center;gap:10px;padding:8px 0;border-bottom:1.5px dashed var(--c-border);font-size:14px}
.ln-mission:last-child{border-bottom:0}
.ln-mission .bar{flex:1;height:8px;background:var(--c-raised);border-radius:99px;overflow:hidden}
.ln-mission .bar i{display:block;height:100%;background:linear-gradient(90deg,var(--c-green),#2FA671);border-radius:99px}
.ln-mission .txt{white-space:nowrap;font-weight:700}
.ln-mission.done .txt{text-decoration:line-through;color:var(--c-muted)}
/* دنیاها: ردیف افقی اسکرول‌پذیر */
.lnm-worlds-scroll{display:flex;gap:14px;overflow-x:auto;padding-bottom:8px;scrollbar-width:none;-ms-overflow-style:none;margin-bottom:32px}
.lnm-worlds-scroll::-webkit-scrollbar{display:none}
.lnm-world-tab{flex:0 0 auto;width:200px;height:130px;border-radius:24px;border:3px solid transparent;cursor:pointer;display:flex;flex-direction:column;align-items:flex-start;justify-content:flex-end;padding:18px;box-shadow:var(--sh);transition:transform .22s cubic-bezier(.3,1.5,.5,1),border-color .2s;text-align:right}
.lnm-world-tab:hover{transform:translateY(-4px) scale(1.04)}
.lnm-world-tab.is-active{border-color:#fff;box-shadow:0 0 0 4px var(--c-blue),var(--sh)}
.lnm-world-tab .wt-ico{font-size:36px;margin-bottom:4px}
.lnm-world-tab .wt-name{font-size:15px;font-weight:900;color:#fff}
.lnm-world-tab .wt-cnt{font-size:12px;color:rgba(255,255,255,.78)}
/* محتوای دنیای فعال */
.lnm-active-world{background:var(--c-surface);border-radius:var(--r);box-shadow:var(--sh);overflow:hidden}
.lnm-world-banner{padding:28px 30px 20px;display:flex;align-items:center;gap:18px}
.lnm-world-banner .wico{font-size:50px}
.lnm-world-banner h2{font-size:22px;margin:0 0 2px}
.lnm-world-banner .en{font-size:12px;color:var(--c-muted);letter-spacing:.4px}
.lnm-world-story{padding:0 30px 18px;font-size:14.5px;color:var(--c-muted)}
.lnm-world-meta{display:flex;flex-wrap:wrap;gap:8px;padding:0 30px 22px}
.lnm-meta-chip{background:var(--c-raised);border-radius:var(--r-full);padding:5px 14px;font-size:12.5px;font-weight:700;color:var(--c-muted)}
/* فصل‌ها */
.lnm-chapter{padding:4px 30px 24px}
.lnm-chapter-title{font-size:14.5px;color:var(--c-muted);font-weight:700;display:flex;align-items:center;gap:7px;margin-bottom:14px;padding-top:6px;border-top:1.5px dashed var(--c-border)}
.lnm-path{display:flex;flex-wrap:wrap;gap:16px}
.ln-node{width:100px;background:none;border:0;cursor:pointer;display:flex;flex-direction:column;align-items:center;gap:6px;padding:6px;border-radius:16px;transition:background .2s}
.ln-node:hover .bub{transform:translateY(-5px) scale(1.1)}
.ln-node .bub{width:72px;height:72px;border-radius:50%;background:var(--c-raised);display:grid;place-items:center;font-size:28px;border:3px solid var(--c-border);box-shadow:var(--sh-s);transition:transform .22s cubic-bezier(.3,1.5,.5,1),box-shadow .22s}
.ln-node .lbl{font-size:12px;font-weight:700;color:var(--c-muted);text-align:center;line-height:1.5}
.ln-node .st{font-size:11px;letter-spacing:2px;color:var(--c-yellow);min-height:14px}
.ln-node.is-done .bub{background:linear-gradient(150deg,var(--c-green),#059669);border-color:transparent;color:#fff;box-shadow:0 6px 18px rgba(34,199,138,.38)}
.ln-node.is-current .bub{background:linear-gradient(150deg,#60A5FA,var(--c-blue));border-color:transparent;color:#fff;animation:pulse 2.2s infinite;box-shadow:0 0 0 8px color-mix(in srgb,var(--c-blue) 22%,transparent),var(--sh-s)}
@keyframes pulse{0%,100%{transform:scale(1)}50%{transform:scale(1.07)}}
.ln-node.is-locked{cursor:not-allowed;opacity:.45}
.ln-soon-block{text-align:center;padding:40px;color:var(--c-muted)}
.lnm-review-banner{margin:0 30px 24px;padding:16px 20px;border-radius:20px;background:color-mix(in srgb,var(--c-green) 12%,transparent);display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap}

/* ============ PLAYER ============ */
.ln-player{position:fixed;inset:0;z-index:800;background:var(--c-bg);display:none;flex-direction:column}
.ln-player.is-open{display:flex}
.ln-player-head{display:flex;align-items:center;gap:12px;padding:14px 20px;max-width:780px;margin:0 auto;width:100%}
.ln-player-close{width:42px;height:42px;border-radius:50%;border:0;background:var(--c-surface);color:var(--c-muted);font-size:18px;box-shadow:var(--sh-s)}
.ln-pbar{flex:1;height:15px;background:var(--c-raised);border-radius:99px;overflow:hidden}
.ln-pbar i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--c-green),#059669 60%,#60A5FA);border-radius:99px;transition:width .4s ease}
.ln-player-xp{font-weight:800;color:var(--c-orange);font-size:14px;min-width:60px}
.ln-player-body{flex:1;overflow-y:auto;padding:14px 20px 130px;width:100%}
.ln-stage{max-width:640px;margin:0 auto;animation:stagein .38s cubic-bezier(.25,1.3,.4,1)}
@keyframes stagein{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}
.ln-prompt{font-size:18px;font-weight:800;margin:6px 0 18px;display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.ln-say{width:44px;height:44px;border-radius:50%;border:0;background:linear-gradient(160deg,var(--c-blue),var(--c-blue2));color:#fff;font-size:18px;box-shadow:0 4px 0 var(--c-blue2),0 8px 18px rgba(77,142,247,.35);transition:transform .18s;flex:0 0 auto}
.ln-say:hover{transform:scale(1.1)}
.ln-say.big{width:90px;height:90px;font-size:36px;margin:8px auto 20px;display:block}
.ln-flash{background:var(--c-surface);border-radius:28px;box-shadow:var(--sh);padding:36px 24px;text-align:center}
.ln-flash .en{font-size:42px;font-weight:900;direction:ltr;color:var(--c-blue)}
.ln-flash .fa{font-size:18px;color:var(--c-muted);margin-top:6px}
.ln-flash .hint{display:inline-block;background:color-mix(in srgb,var(--c-orange) 15%,transparent);color:var(--c-orange);font-weight:700;font-size:14px;border-radius:var(--r-full);padding:6px 18px;margin-top:12px}
.ln-opts{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.ln-opt{padding:16px 14px;border-radius:20px;border:2.5px solid var(--c-border);background:var(--c-surface);color:var(--c-text);font-size:16.5px;font-weight:700;cursor:pointer;box-shadow:var(--sh-s);transition:all .18s cubic-bezier(.3,1.4,.5,1);min-height:54px;position:relative;overflow:hidden}
.ln-opt:hover{border-color:var(--c-blue);transform:translateY(-2px)}
.ln-opt.is-right{border-color:var(--c-green);background:linear-gradient(150deg,#6EE7B7,var(--c-green));color:#fff;animation:popbounce .3s cubic-bezier(.3,1.6,.5,1)}
.ln-opt.is-wrong{border-color:var(--c-red);background:linear-gradient(150deg,#FCA5A5,var(--c-red));color:#fff;animation:shakex .3s}
@keyframes popbounce{50%{transform:scale(1.05)}}
@keyframes shakex{25%{transform:translateX(5px)}75%{transform:translateX(-5px)}}
.ln-ltr{direction:ltr}
.ln-chips,.ln-answer-line{display:flex;flex-wrap:wrap;gap:8px;direction:ltr;justify-content:center}
.ln-answer-line{min-height:56px;border-bottom:3px dashed var(--c-border);padding:8px;margin-bottom:18px}
.ln-chip{padding:10px 16px;border-radius:var(--r-full);border:2px solid var(--c-border);background:var(--c-surface);font-weight:700;font-size:16px;direction:ltr;cursor:pointer;box-shadow:var(--sh-s);transition:transform .15s cubic-bezier(.3,1.5,.5,1);position:relative;overflow:hidden}
.ln-chip:hover{transform:translateY(-3px)}
.ln-chip.ghost{opacity:.22;pointer-events:none}
.ln-match-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.ln-match-grid .ln-opt.is-done{opacity:.3;pointer-events:none}
.ln-type-input{width:100%;padding:15px;border-radius:20px;border:2.5px solid var(--c-border);background:var(--c-surface);color:var(--c-text);font-size:19px;direction:ltr;text-align:center;font-family:inherit;box-shadow:var(--sh-s)}
.ln-type-input:focus{border-color:var(--c-blue);outline:none}
.ln-hint-btn{margin-top:10px;background:none;border:0;color:var(--c-blue);font-weight:800;cursor:pointer;font-size:14px}
.ln-story{display:flex;flex-direction:column;gap:10px}
.ln-line{display:flex;gap:10px;align-items:flex-start}
.ln-line .who{width:40px;height:40px;border-radius:50%;background:linear-gradient(135deg,var(--c-blue),var(--c-purple));color:#fff;display:grid;place-items:center;font-weight:900;flex:0 0 auto;box-shadow:var(--sh-s)}
.ln-line .bub2{background:var(--c-surface);border-radius:6px 20px 20px 20px;padding:10px 16px;box-shadow:var(--sh-s)}
.ln-line .bub2 .en{font-weight:800;direction:ltr;text-align:left;font-size:16px}
.ln-line .bub2 .fa{font-size:13px;color:var(--c-muted)}
.ln-player-foot{position:fixed;bottom:0;left:0;right:0;background:var(--c-surface);box-shadow:0 -6px 20px rgba(78,102,210,.1);padding:14px 20px calc(14px + env(safe-area-inset-bottom))}
.ln-foot-in{max-width:640px;margin:0 auto;display:flex;align-items:center;gap:12px;justify-content:space-between}
.ln-feedback{font-weight:800;font-size:15px;display:none;align-items:center;gap:8px}
.ln-player-foot.is-right{background:color-mix(in srgb,var(--c-green) 12%,var(--c-surface))}
.ln-player-foot.is-wrong{background:color-mix(in srgb,var(--c-red) 10%,var(--c-surface))}
.ln-player-foot.is-right .ln-feedback{display:flex;color:var(--c-green)}
.ln-player-foot.is-wrong .ln-feedback{display:flex;color:var(--c-red)}
.ln-check{min-width:140px}
/* generic btn used by player */
.ln-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:var(--r-full);font-weight:800;font-size:15px;min-height:50px;padding:12px 28px;cursor:pointer;transition:transform .18s cubic-bezier(.3,1.5,.5,1);position:relative;overflow:hidden}
.ln-btn:hover{transform:translateY(-2px)}
.ln-btn-primary{background:linear-gradient(160deg,var(--c-blue),var(--c-blue2));color:#fff;box-shadow:0 5px 0 var(--c-blue2),0 12px 24px rgba(77,142,247,.35)}
.ln-btn-ghost{background:var(--c-surface);color:var(--c-text);box-shadow:var(--sh-s)}
.ln-btn-green{background:linear-gradient(160deg,var(--c-green),#059669);color:#fff;box-shadow:0 5px 0 #047857}
.ln-btn[disabled]{opacity:.5;pointer-events:none}
.ln-finish{text-align:center;padding:28px 10px}
.ln-finish .stars{font-size:42px;letter-spacing:6px;margin-bottom:8px}
.ln-finish h2{font-size:24px}
.ln-finish .row{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin:16px 0}
.ln-finish .kpi{background:var(--c-surface);border-radius:20px;padding:12px 20px;box-shadow:var(--sh-s)}
.ln-finish .kpi b{display:block;font-size:19px;color:var(--c-blue)}
.ln-finish .weak{background:color-mix(in srgb,var(--c-orange) 14%,transparent);color:var(--c-orange);border-radius:var(--r-full);padding:10px 18px;font-size:14px;display:inline-block;margin-bottom:14px;font-weight:700}
@keyframes confetti-fall{0%{transform:translateY(-10vh) rotate(0)}100%{transform:translateY(110vh) rotate(720deg)}}
.ln-conf{position:fixed;top:0;width:10px;height:14px;z-index:1200;animation:confetti-fall 2.8s linear forwards;border-radius:3px}

/* ============ TOOLS ============ */
.ln-page-head{padding:40px 0 8px}
.ln-page-head h1{font-size:clamp(26px,3.5vw,34px)}
.ln-page-head p{color:var(--c-muted)}
.ln-tabs{display:flex;gap:10px;margin:20px 0;flex-wrap:wrap}
.ln-tab{padding:12px 24px;border-radius:var(--r-full);border:0;background:var(--c-surface);font-weight:800;font-size:14.5px;cursor:pointer;color:var(--c-muted);box-shadow:var(--sh-s);transition:transform .18s cubic-bezier(.3,1.5,.5,1);position:relative;overflow:hidden}
.ln-tab:hover{transform:translateY(-2px)}
.ln-tab.is-active{background:linear-gradient(135deg,var(--c-blue),var(--c-blue2));color:#fff}
.ln-tool-panel{display:none}
.ln-tool-panel.is-active{display:block}
.ln-dict-search{width:100%;padding:15px 20px;font-size:16px;border-radius:var(--r-full);border:2px solid var(--c-border);background:var(--c-surface);color:var(--c-text);font-family:inherit;box-shadow:var(--sh-s)}
.ln-dict-search:focus{border-color:var(--c-blue);outline:none}
.ln-dict-list{margin-top:16px;display:grid;grid-template-columns:1fr 1fr;gap:12px}
.ln-dict-item{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:12px 18px;border-radius:22px;background:var(--c-surface);box-shadow:var(--sh-s)}
.ln-dict-item .en{font-weight:800;direction:ltr;font-size:16px}
.ln-dict-item .fa{color:var(--c-muted);font-size:14px}
.ln-dict-item .ln-say{width:36px;height:36px;font-size:13px;box-shadow:none}
.ln-trans-grid{display:grid;grid-template-columns:1fr auto 1fr;gap:12px;align-items:stretch}
.ln-trans-grid textarea{min-height:160px;padding:18px;border-radius:22px;border:2px solid var(--c-border);background:var(--c-surface);color:var(--c-text);font-size:15.5px;font-family:inherit;resize:vertical;box-shadow:var(--sh-s)}
.ln-trans-grid textarea:focus{border-color:var(--c-blue);outline:none}
.ln-swap{width:46px;height:46px;border-radius:50%;border:0;background:linear-gradient(135deg,var(--c-blue),var(--c-purple));color:#fff;font-size:16px;box-shadow:var(--sh-s);transition:transform .25s;align-self:center}
.ln-swap:hover{transform:rotate(180deg)}
.ln-trans-note{font-size:13px;color:var(--c-muted);margin-top:8px}

/* ============ PROFILE ============ */
.ln-profile-hero{display:grid;grid-template-columns:auto 1fr;gap:20px;align-items:center;padding:24px}
.ln-avatar{width:88px;height:88px;border-radius:50%;background:linear-gradient(135deg,var(--c-blue),var(--c-purple));display:grid;place-items:center;font-size:38px;color:#fff;box-shadow:var(--sh)}
.ln-lvl-bar{height:12px;background:var(--c-raised);border-radius:99px;overflow:hidden;margin-top:8px}
.ln-lvl-bar i{display:block;height:100%;background:linear-gradient(90deg,var(--c-yellow),var(--c-orange));border-radius:99px}
.ln-kpis{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:16px 0}
.ln-kpi{text-align:center;padding:16px 8px;background:var(--c-surface);border-radius:22px;box-shadow:var(--sh-s)}
.ln-kpi b{display:block;font-size:20px;color:var(--c-blue)}
.ln-kpi span{font-size:12px;color:var(--c-muted);font-weight:700}
.ln-prof-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-bottom:18px}
.ln-skill{margin-bottom:10px}
.ln-skill .row{display:flex;justify-content:space-between;font-size:13px;font-weight:700;margin-bottom:3px}
.ln-skill .bar{height:10px;background:var(--c-raised);border-radius:99px;overflow:hidden}
.ln-skill .bar i{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,#60A5FA,var(--c-blue))}
.ln-medals{display:grid;grid-template-columns:repeat(auto-fill,minmax(110px,1fr));gap:10px}
.ln-medal{text-align:center;padding:14px 8px;border-radius:20px;background:var(--c-raised)}
.ln-medal .ico{font-size:26px}
.ln-medal b{display:block;font-size:12px;margin-top:4px}
.ln-medal span{font-size:11px;color:var(--c-muted)}
.ln-medal.is-locked{opacity:.4;filter:grayscale(1)}
.ln-weak-chips{display:flex;flex-wrap:wrap;gap:8px}
.ln-weak-chip{background:color-mix(in srgb,var(--c-orange) 14%,transparent);color:var(--c-orange);font-size:13px;font-weight:700;border-radius:var(--r-full);padding:6px 14px}
.ln-days{display:flex;gap:5px;flex-wrap:wrap;direction:ltr;justify-content:center}
.ln-day{width:24px;height:24px;border-radius:8px;background:var(--c-raised)}
.ln-day.l1{background:color-mix(in srgb,var(--c-green) 30%,var(--c-raised))}
.ln-day.l2{background:color-mix(in srgb,var(--c-green) 60%,var(--c-raised))}
.ln-day.l3{background:var(--c-green)}

/* ============ ABOUT ============ */
.ln-article{max-width:720px;margin:0 auto;padding:20px 0 60px;font-size:16px}
.ln-article h2{font-size:22px;margin-top:1.4em}
.ln-prose{padding:26px}

/* ============ TOAST ============ */
.ln-toasts{position:fixed;bottom:90px;right:20px;z-index:2000;display:flex;flex-direction:column;gap:8px}
.ln-toast{background:var(--c-surface);border-radius:var(--r-full);box-shadow:var(--sh);padding:13px 22px;font-weight:800;font-size:14px;display:flex;align-items:center;gap:10px;animation:toastin .45s cubic-bezier(.3,1.5,.5,1)}
@keyframes toastin{from{opacity:0;transform:translateY(16px) scale(.9)}to{opacity:1;transform:none}}

/* ============ FOOTER ============ */
.ln-footer{background:var(--c-surface);border-radius:36px 36px 0 0;box-shadow:0 -8px 24px rgba(78,102,210,.08);margin-top:60px}
.ln-footer-in{padding:32px 0 22px;display:flex;flex-wrap:wrap;gap:20px;align-items:center;justify-content:space-between}
.ln-footer nav{display:flex;gap:14px;flex-wrap:wrap}
.ln-footer a{color:var(--c-muted);font-size:14px;font-weight:700}
.ln-footer a:hover{color:var(--c-blue)}
.ln-footer .brand{font-weight:900;font-size:16px}
.ln-footer .credit{font-size:12px;color:var(--c-muted);width:100%;text-align:center;border-top:1.5px dashed var(--c-border);padding-top:14px;margin-top:4px}

/* ============ RESPONSIVE ============ */
@media(max-width:960px){
  .lnh-hero-body{grid-template-columns:1fr}
  .lnh-mascot{order:-1}
  .lnh-world-grid{grid-template-columns:1fr 1fr}
  .lnm-topbar{grid-template-columns:1fr}
}
@media(max-width:640px){
  .ln-container{padding:0 18px}
  .lnh-hero{padding:36px 0 20px}
  .lnh-stats{grid-template-columns:1fr 1fr}
  .lnh-world-grid{grid-template-columns:1fr}
  .lnh-steps{grid-template-columns:1fr;gap:16px}
  .lnh-step-arrow{display:none}
  .ln-dict-list,.ln-prof-grid,.ln-kpis{grid-template-columns:1fr}
  .ln-trans-grid{grid-template-columns:1fr}
  .ln-swap{transform:rotate(90deg);margin:0 auto}
  .ln-opts{grid-template-columns:1fr}
  .ln-flash .en{font-size:32px}
  .lnm-missions{min-width:100%}
  .lnh-banner-in{padding:40px 22px}
  .ln-profile-hero{grid-template-columns:1fr;text-align:center;justify-items:center}
}