/* ═══════════════════════════════════════════════════════════════
   ARCANUM — CYBER MIDNIGHT SOVEREIGN PROTOCOL v∞.5
   style.css — Pure CSS3 — Guardians of the Digital Realm
   ═══════════════════════════════════════════════════════════════ */

:root{
  /* VOID DARK SPECTRUM */
  --void-abyss:#000;--void-black:#010409;--void-ink:#050910;--void-shade:#080D14;
  --void-mist:#0A0F17;--dark-surface:#0D1117;--dark-elev:#11161D;--deep-slate:#161B22;
  --slate-elev:#1C2128;--panel-bg:#21262D;--panel-elev:#262C36;--border-steel:#30363D;
  --steel-light:#484F58;--steel-mid:#6E7681;--steel-dim:#8B949E;--steel-soft:#B1BAC4;
  /* VIVID BLUE SPECTRUM */
  --blue-abyss:#0A2A5E;--blue-deep:#1158C7;--blue-base:#1F6FEB;--blue-electric:#388BFD;
  --blue-vivid:#58A6FF;--blue-light:#79C0FF;--blue-pale:#A5D6FF;--blue-mist:#CAE8FF;
  --blue-glow:rgba(88,166,255,.15);--blue-neon:rgba(88,166,255,.4);--blue-aura:rgba(88,166,255,.65);
  /* CYBER NEON */
  --green-vivid:#3FB950;--green-neon:#00FF88;--green-matrix:#00FF41;--green-glow:rgba(63,185,80,.15);
  --red-vivid:#F85149;--red-neon:#FF4466;--red-glow:rgba(248,81,73,.15);
  --yellow-vivid:#D29922;--yellow-neon:#FFD700;--yellow-glow:rgba(210,153,34,.15);
  --purple-vivid:#BC8CFF;--purple-glow:rgba(188,140,255,.15);
  --orange-vivid:#F0883E;--cyan-vivid:#39D2C0;--cyan-neon:#00F5FF;
  /* TEXT */
  --t-divine:#FFF;--t-primary:#F0F6FC;--t-secondary:#C9D1D9;--t-tertiary:#8B949E;
  --t-dim:#6E7681;--t-ghost:#484F58;
  --state-success:#3FB950;--state-warning:#D29922;--state-danger:#F85149;--state-info:#58A6FF;
  /* GRADIENTS */
  --grad-hero:linear-gradient(135deg,#010409 0%,#0D1117 30%,#161B22 60%,#0D1117 100%);
  --grad-card:linear-gradient(135deg,rgba(13,17,23,.95),rgba(22,27,34,.85));
  --grad-blue:linear-gradient(135deg,#1158C7,#58A6FF,#79C0FF);
  --grad-blue-neon:linear-gradient(135deg,#388BFD 0%,#58A6FF 50%,#79C0FF 100%);
  --grad-cyber:linear-gradient(135deg,#00F5FF 0%,#58A6FF 50%,#BC8CFF 100%);
  --grad-aurora:linear-gradient(135deg,#58A6FF 0%,#BC8CFF 33%,#FF006E 66%,#FFD700 100%);
  --grad-divine:linear-gradient(135deg,#58A6FF,#BC8CFF,#FF006E,#00F5FF,#58A6FF);
  --grad-glow:radial-gradient(ellipse at 50% 0%,rgba(88,166,255,.12),transparent 70%);
  --grad-mesh:radial-gradient(at 40% 20%,rgba(88,166,255,.08) 0,transparent 50%),
    radial-gradient(at 80% 0,rgba(188,140,255,.06) 0,transparent 50%),
    radial-gradient(at 0 50%,rgba(63,185,80,.04) 0,transparent 50%),
    radial-gradient(at 80% 80%,rgba(0,245,255,.05) 0,transparent 50%);
  --grad-shimmer:linear-gradient(90deg,transparent,rgba(88,166,255,.3),transparent);
  /* SHADOWS */
  --sh-close:0 2px 8px rgba(0,0,0,.4);--sh-mid:0 8px 24px rgba(0,0,0,.5);
  --sh-far:0 16px 48px rgba(0,0,0,.6);--sh-blue-glow:0 0 32px rgba(88,166,255,.25);
  --sh-blue-neon:0 0 48px rgba(88,166,255,.5);
  --sh-inset:inset 0 1px 0 rgba(255,255,255,.05);
  --sh-card-rest:0 2px 8px rgba(0,0,0,.4),0 8px 24px rgba(0,0,0,.3),inset 0 1px 0 rgba(255,255,255,.05);
  --sh-card-hover:0 16px 48px rgba(0,0,0,.6),0 0 48px rgba(88,166,255,.3),inset 0 1px 0 rgba(255,255,255,.08);
  --sh-modal:0 32px 80px rgba(0,0,0,.8),0 0 120px rgba(88,166,255,.25);
  /* FONTS */
  --f-display:'Orbitron','Space Grotesk',sans-serif;
  --f-heading:'Space Grotesk','Rajdhani','Inter',sans-serif;
  --f-body:'Inter','Segoe UI',system-ui,sans-serif;
  --f-mono:'JetBrains Mono','Fira Code',Consolas,monospace;
  --f-tech:'Rajdhani','Orbitron',sans-serif;
  /* EASING */
  --ease-cyber:cubic-bezier(.19,1,.22,1);--ease-glitch:cubic-bezier(.68,-.55,.27,1.55);
  --ease-smooth:cubic-bezier(.4,0,.2,1);--ease-elastic:cubic-bezier(.68,-.6,.32,1.6);
  --ease-divine:cubic-bezier(.165,.84,.44,1);
  --nav-h:72px;
}

/* ═══ GLOBAL RESET (SACRED LAW) ═══ */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;overflow-x:hidden;-webkit-text-size-adjust:100%;text-size-adjust:100%}
body{overflow-x:hidden;word-wrap:break-word;overflow-wrap:break-word;-webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility;line-height:1.7;
  background:var(--void-black);color:var(--t-primary);font-family:var(--f-body);font-size:15px;min-height:100vh}
body.no-scroll{overflow:hidden}
[id]{scroll-margin-top:88px}
img,svg,video,canvas{max-width:100%;height:auto;display:block}
button,input,textarea,select{font-family:inherit;color:inherit;font-size:inherit}
button{cursor:pointer;background:none;border:none}
a{color:inherit;text-decoration:none}
ul,ol{list-style-position:inside}
::selection{background:var(--blue-vivid);color:var(--void-black)}
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-track{background:var(--dark-surface)}
::-webkit-scrollbar-thumb{background:linear-gradient(180deg,var(--blue-deep),var(--blue-vivid));border-radius:5px}
::-webkit-scrollbar-thumb:hover{background:var(--blue-light)}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip-link{position:fixed;top:-60px;left:16px;z-index:100000;background:var(--blue-vivid);color:var(--void-black);
  padding:10px 18px;border-radius:8px;font-weight:700;transition:top .3s}
.skip-link:focus{top:12px}
:focus-visible{outline:3px solid var(--blue-vivid);outline-offset:3px;border-radius:4px}

/* ═══ LAYOUT PRIMITIVES ═══ */
.container{width:100%;max-width:1400px;margin:0 auto;padding:0 20px;position:relative;z-index:2}
.sec{position:relative;overflow:hidden;padding:80px 0;overflow-x:hidden}
.sec-head{max-width:860px;margin:0 auto 48px;text-align:center;position:relative;z-index:3}
.sec-kicker{display:inline-flex;align-items:center;gap:10px;font-family:var(--f-tech);font-weight:700;
  letter-spacing:.28em;text-transform:uppercase;font-size:12px;color:var(--blue-vivid);
  border:1px solid rgba(88,166,255,.35);padding:8px 18px;border-radius:999px;background:var(--blue-glow);margin-bottom:20px}
.sec-title{font-family:var(--f-display);font-size:clamp(22px,3.4vw,44px);line-height:1.18;letter-spacing:-.01em;
  color:var(--t-divine);margin-bottom:18px;text-wrap:balance}
.sec-sub{color:var(--t-secondary);font-size:clamp(15px,1.4vw,17.5px);max-width:720px;margin:0 auto 22px}
.grid{display:grid;gap:20px;align-items:stretch}
.g2{grid-template-columns:1fr}.g3{grid-template-columns:1fr}.g4{grid-template-columns:1fr 1fr}
.sub-h{font-family:var(--f-heading);font-size:clamp(19px,2vw,26px);color:var(--t-divine);margin:0 0 22px;display:flex;align-items:center;gap:12px}
.sub-h i{color:var(--blue-vivid)}
.sub-h.mt{margin-top:64px}

/* ═══ BUTTONS ═══ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;font-family:var(--f-tech);
  font-weight:700;font-size:15px;letter-spacing:.06em;padding:14px 26px;border-radius:12px;border:1px solid transparent;
  transition:transform .35s var(--ease-cyber),box-shadow .35s var(--ease-cyber),background .3s;position:relative;overflow:hidden;min-height:48px}
.btn i{font-size:15px}
.btn-primary{background:var(--grad-blue);color:#fff;box-shadow:0 8px 24px rgba(31,111,235,.35),var(--sh-inset)}
.btn-primary::after{content:"";position:absolute;inset:0;background:var(--grad-shimmer);transform:translateX(-120%);transition:transform .7s var(--ease-cyber)}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 14px 36px rgba(31,111,235,.55),0 0 32px rgba(88,166,255,.35)}
.btn-primary:hover::after{transform:translateX(120%)}
.btn-ghost{background:rgba(88,166,255,.06);border-color:rgba(88,166,255,.35);color:var(--blue-light)}
.btn-ghost:hover{background:var(--blue-glow);transform:translateY(-3px);box-shadow:var(--sh-blue-glow)}
.btn-mini{padding:8px 14px;font-size:13px;min-height:38px;border-radius:9px;background:rgba(88,166,255,.08);
  border:1px solid rgba(88,166,255,.3);color:var(--blue-light)}
.btn-mini:hover{background:var(--blue-glow)}
.btn-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:14px}
.btn-row.sm{gap:8px}
.btn[disabled]{opacity:.4;pointer-events:none}

/* ═══ CHIPS ═══ */
.chip{display:inline-flex;align-items:center;gap:6px;font-family:var(--f-tech);font-weight:700;font-size:11.5px;
  letter-spacing:.12em;padding:4px 12px;border-radius:999px;border:1px solid var(--border-steel);color:var(--t-tertiary)}
.chip-blue{color:var(--blue-light);border-color:rgba(88,166,255,.4);background:var(--blue-glow)}
.chip-green{color:var(--green-vivid);border-color:rgba(63,185,80,.4);background:var(--green-glow)}
.chip-red{color:var(--red-vivid);border-color:rgba(248,81,73,.4);background:var(--red-glow)}
.chip-yellow{color:var(--yellow-vivid);border-color:rgba(210,153,34,.45);background:var(--yellow-glow)}
.chip-purple{color:var(--purple-vivid);border-color:rgba(188,140,255,.4);background:var(--purple-glow)}

/* ═══ LOADER ═══ */
#loader{position:fixed;inset:0;z-index:99990;background:radial-gradient(ellipse at 50% 40%,#0A1420 0%,var(--void-black) 70%);
  display:flex;align-items:center;justify-content:center;transition:opacity .5s var(--ease-divine),visibility .5s}
#loader.done{opacity:0;visibility:hidden;pointer-events:none}
.loader-inner{text-align:center}
.loader-logo-ring{width:120px;height:120px;margin:0 auto 22px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  border:2px solid var(--blue-neon);box-shadow:0 0 48px rgba(88,166,255,.4),inset 0 0 32px rgba(88,166,255,.15);
  animation:loaderPulse 1.6s var(--ease-smooth) infinite}
.loader-logo{width:80px;height:80px;border-radius:50%;object-fit:cover}
@keyframes loaderPulse{0%,100%{transform:scale(1);box-shadow:0 0 32px rgba(88,166,255,.35)}50%{transform:scale(1.06);box-shadow:0 0 80px rgba(88,166,255,.7)}}
.loader-word{font-family:var(--f-display);font-weight:900;font-size:clamp(26px,5vw,40px);letter-spacing:.32em;color:var(--t-divine);
  text-shadow:0 0 24px rgba(88,166,255,.8);margin-bottom:8px}
.loader-tag{font-family:var(--f-mono);font-size:13px;color:var(--t-tertiary);margin-bottom:22px}
.loader-bar{width:220px;height:4px;margin:0 auto;background:var(--deep-slate);border-radius:4px;overflow:hidden}
.loader-bar i{display:block;height:100%;width:40%;background:var(--grad-blue);border-radius:4px;animation:loaderBar 1.1s var(--ease-smooth) infinite}
@keyframes loaderBar{0%{transform:translateX(-120%)}100%{transform:translateX(320%)}}
.cursor-blink{animation:blink 1s steps(1) infinite;color:var(--blue-vivid)}
@keyframes blink{50%{opacity:0}}

/* ═══ CUSTOM CURSOR ═══ */
#cursorDot,#cursorRing{display:none}
@media (hover:hover) and (pointer:fine){
  #cursorDot{display:block;position:fixed;top:0;left:0;width:12px;height:12px;border-radius:50%;background:var(--blue-vivid);
    z-index:99999;pointer-events:none;mix-blend-mode:difference;transform:translate(-50%,-50%)}
  #cursorRing{display:block;position:fixed;top:0;left:0;width:36px;height:36px;border-radius:50%;border:2px solid var(--steel-mid);
    z-index:99999;pointer-events:none;transform:translate(-50%,-50%);transition:width .3s,height .3s,border-color .3s,background .3s}
  body.cursor-hover #cursorRing{width:58px;height:58px;border-color:var(--blue-vivid);background:rgba(88,166,255,.08)}
  body.cursor-click #cursorRing{width:24px;height:24px}
}

/* ═══ FX OVERLAYS ═══ */
.fx-scanlines{position:fixed;inset:0;z-index:6000;pointer-events:none;opacity:.03;
  background:repeating-linear-gradient(0deg,rgba(255,255,255,.9) 0 1px,transparent 1px 3px)}
#confetti{position:fixed;inset:0;z-index:99500;pointer-events:none}

/* ═══ NAVBAR ═══ */
#navbar{position:fixed;top:0;left:0;right:0;height:var(--nav-h);z-index:9999;transition:background .4s,border .4s,box-shadow .4s;
  border-bottom:1px solid transparent;background:transparent}
#navbar.scrolled{background:rgba(1,4,9,.92);-webkit-backdrop-filter:blur(40px);backdrop-filter:blur(40px);
  border-bottom:1px solid rgba(88,166,255,.12);box-shadow:0 8px 32px rgba(0,0,0,.5)}
.nav-inner{max-width:1400px;margin:0 auto;height:100%;display:flex;align-items:center;justify-content:space-between;padding:0 20px;gap:16px}
.nav-brand{display:flex;align-items:center;gap:12px}
.nav-logo-wrap{width:44px;height:44px;border-radius:12px;border:1px solid rgba(88,166,255,.4);background:var(--blue-glow);
  display:flex;align-items:center;justify-content:center;box-shadow:0 0 20px rgba(88,166,255,.25);overflow:hidden;flex:none}
.nav-logo{width:30px;height:30px;border-radius:50%;object-fit:cover}
.nav-word{font-family:var(--f-display);font-weight:800;font-size:17px;letter-spacing:.22em;color:var(--t-divine);line-height:1.1}
.nav-word small{display:block;font-family:var(--f-tech);font-weight:600;font-size:8px;letter-spacing:.3em;color:var(--blue-vivid)}
#hamburger{width:56px;height:56px;flex:none;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:7px;
  border-radius:14px;border:1px solid rgba(88,166,255,.3);background:rgba(13,17,23,.6);transition:.3s;cursor:pointer}
#hamburger span{display:block;width:26px;height:2px;background:var(--t-primary);border-radius:2px;transition:.5s var(--ease-cyber)}
#hamburger:hover{border-color:var(--blue-vivid);box-shadow:0 0 24px rgba(88,166,255,.4)}
#hamburger.open span:nth-child(1){transform:translateY(9px) rotate(45deg);background:var(--blue-vivid)}
#hamburger.open span:nth-child(2){opacity:0;transform:scaleX(0)}
#hamburger.open span:nth-child(3){transform:translateY(-9px) rotate(-45deg);background:var(--blue-vivid)}

/* ═══ DRAWER (ANTI-BLUR SACRED LAW) ═══ */
#drawerOverlay{position:fixed;inset:0;background:rgba(1,4,9,.6);z-index:9996;opacity:0;visibility:hidden;transition:opacity .4s,visibility .4s}
#drawerOverlay.show{opacity:1;visibility:visible}
#drawer{position:fixed;top:var(--nav-h);right:0;height:calc(100vh - var(--nav-h));height:calc(100dvh - var(--nav-h));
  width:88vw;max-width:480px;z-index:9997;background:rgba(1,4,9,.98)!important;
  border-left:2px solid var(--blue-vivid);box-shadow:-24px 0 80px rgba(0,0,0,.7);
  transform:translateX(102%);transition:transform .5s var(--ease-cyber);overflow-y:auto;display:flex;flex-direction:column}
#drawer.show{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;gap:14px;padding:22px 24px;border-bottom:1px solid var(--border-steel)}
.drawer-logo{width:56px;height:56px;border-radius:14px;border:1px solid rgba(88,166,255,.5);box-shadow:0 0 24px rgba(88,166,255,.35);flex:none}
.drawer-title{font-family:var(--f-display);font-weight:800;font-size:18px;letter-spacing:.26em;color:var(--t-divine)}
.drawer-sub{font-family:var(--f-mono);font-size:11px;color:var(--blue-vivid)}
.drawer-nav{padding:14px 0;flex:1}
.drawer-link,.drawer-link *{color:var(--t-primary)!important;opacity:1!important;filter:none!important;text-shadow:none!important}
.drawer-link{display:flex;align-items:center;gap:14px;padding:14px 24px;font-size:16px;font-weight:500;cursor:pointer;
  border-left:3px solid transparent;transition:background .3s,border-color .3s;transform:translateZ(0)}
.drawer-link i{width:24px;text-align:center;font-size:17px;color:var(--blue-vivid)!important;flex:none}
.drawer-link:hover,.drawer-link.active{background:var(--blue-glow);border-left-color:var(--blue-vivid)}
.drawer-foot{padding:20px 24px;border-top:1px solid var(--border-steel);
  font-family:var(--f-mono);font-size:12px;color:var(--t-tertiary);line-height:1.9}

/* ═══ CARD BASE — 4D HOLOGRAPHIC ═══ */
.card{position:relative;overflow:hidden;isolation:isolate;display:flex;flex-direction:column;gap:16px;
  background:var(--grad-card);border:1px solid rgba(88,166,255,.18);border-radius:16px;padding:28px;
  box-shadow:var(--sh-card-rest);transition:transform .6s var(--ease-cyber),box-shadow .6s var(--ease-cyber),border-color .5s;
  min-height:100%;flex-grow:1}
.card::before{content:"";position:absolute;inset:0;z-index:0;pointer-events:none;opacity:.5;
  background:radial-gradient(600px circle at 12% -10%,rgba(88,166,255,.1),transparent 55%)}
.card>*{position:relative;z-index:2}
.card::after{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;opacity:0;transition:opacity .5s;
  background:linear-gradient(120deg,transparent 30%,rgba(88,166,255,.09) 48%,rgba(255,255,255,.06) 52%,rgba(88,166,255,.09) 56%,transparent 72%);
  background-size:250% 100%;background-position:120% 0}
.card:hover{transform:translateY(-12px) scale(1.02);border-color:rgba(88,166,255,.5);box-shadow:var(--sh-card-hover);z-index:10}
.card:hover::after{opacity:1;animation:shimmerSweep 1.1s var(--ease-cyber)}
@keyframes shimmerSweep{from{background-position:120% 0}to{background-position:-120% 0}}
.card h3{font-family:var(--f-heading);font-size:19px;font-weight:700;color:var(--t-divine);line-height:1.3}
.card p{color:var(--t-secondary);font-size:15px}
.fi{width:60px;height:60px;flex:none;border-radius:16px;display:flex;align-items:center;justify-content:center;font-size:24px;
  color:var(--blue-vivid);background:var(--blue-glow);border:1px solid rgba(88,166,255,.35);
  box-shadow:0 0 24px rgba(88,166,255,.2),inset 0 0 16px rgba(88,166,255,.1);transition:.5s var(--ease-cyber)}
.card:hover .fi{transform:translateY(-4px) scale(1.08);box-shadow:0 0 40px rgba(88,166,255,.45)}
.fi.danger{color:var(--red-vivid);background:var(--red-glow);border-color:rgba(248,81,73,.4)}
.fi.warn{color:var(--yellow-vivid);background:var(--yellow-glow);border-color:rgba(210,153,34,.45)}
.fi.success{color:var(--green-vivid);background:var(--green-glow);border-color:rgba(63,185,80,.4)}
.fi.purple{color:var(--purple-vivid);background:var(--purple-glow);border-color:rgba(188,140,255,.4)}
.c-list{list-style:none;display:flex;flex-direction:column;gap:9px}
.c-list li{position:relative;padding-left:22px;color:var(--t-secondary);font-size:14.5px;line-height:1.55}
.c-list li::before{content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:2px;transform:rotate(45deg);
  background:var(--blue-vivid);box-shadow:0 0 8px rgba(88,166,255,.6)}
.c-list a{color:var(--blue-light);font-weight:600}
.c-list a:hover{color:var(--blue-pale);text-decoration:underline}
.c-steps{list-style:none;display:flex;flex-direction:column;gap:12px;counter-reset:st}
.c-steps li{position:relative;padding-left:44px;color:var(--t-secondary);font-size:14.5px;counter-increment:st}
.c-steps li::before{content:counter(st,decimal-leading-zero);position:absolute;left:0;top:0;width:32px;height:32px;border-radius:9px;
  display:flex;align-items:center;justify-content:center;font-family:var(--f-mono);font-size:12px;font-weight:700;color:var(--blue-vivid);
  background:var(--blue-glow);border:1px solid rgba(88,166,255,.4)}
.info-box{display:flex;gap:14px;padding:16px 18px;border-radius:12px;background:var(--blue-glow);
  border:1px solid rgba(88,166,255,.3);border-left:3px solid var(--blue-vivid)}
.info-box i{color:var(--blue-vivid);font-size:18px;margin-top:3px;flex:none}
.info-box p{font-size:14px;color:var(--t-secondary)}
.info-box.warn{background:var(--yellow-glow);border-color:rgba(210,153,34,.35);border-left-color:var(--yellow-vivid)}
.info-box.warn i{color:var(--yellow-vivid)}

/* ═══ SECTION MOTIF BACKGROUNDS (18 UNIQUE) ═══ */
.sec::before{content:"";position:absolute;inset:0;z-index:0;pointer-events:none}
.sec::after{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;background:var(--grad-glow)}
.s1{background:var(--grad-hero)}
.s2{background:var(--void-black)}
.s2::before{background:var(--grad-mesh),
  url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='56' height='100' viewBox='0 0 56 100'%3E%3Cpath d='M28 0 56 16v32L28 64 0 48V16zM28 64l28 16v20L28 100 0 80V64z' fill='none' stroke='rgba(88,166,255,.06)' stroke-width='1'/%3E%3C/svg%3E")}
.s3{background:var(--void-ink)}
.s3::before{background:
  repeating-linear-gradient(-45deg,rgba(248,81,73,.035) 0 14px,transparent 14px 40px),
  radial-gradient(at 15% 10%,rgba(248,81,73,.06),transparent 45%),
  radial-gradient(at 85% 90%,rgba(88,166,255,.07),transparent 45%)}
.s4{background:var(--void-black)}
.s4::before{background:
  radial-gradient(at 20% 15%,rgba(88,166,255,.09),transparent 50%),
  radial-gradient(at 80% 20%,rgba(188,140,255,.07),transparent 50%),
  radial-gradient(at 50% 100%,rgba(0,245,255,.05),transparent 50%),
  repeating-linear-gradient(0deg,rgba(88,166,255,.03) 0 1px,transparent 1px 56px),
  repeating-linear-gradient(90deg,rgba(88,166,255,.03) 0 1px,transparent 1px 56px)}
.s5{background:var(--void-ink)}
.s5::before{background:
  repeating-radial-gradient(circle at 18% 30%,rgba(88,166,255,.05) 0 2px,transparent 2px 26px),
  repeating-radial-gradient(circle at 85% 75%,rgba(88,166,255,.04) 0 2px,transparent 2px 34px)}
.s6{background:var(--void-black)}
.s6::before{background:
  repeating-linear-gradient(45deg,rgba(210,153,34,.045) 0 18px,transparent 18px 52px),
  radial-gradient(at 80% 10%,rgba(248,81,73,.05),transparent 40%)}
.s7{background:var(--void-ink)}
.s7::before{background:
  repeating-conic-gradient(from 0deg at 50% 50%,rgba(88,166,255,.025) 0deg 4deg,transparent 4deg 16deg),
  radial-gradient(ellipse at center,rgba(88,166,255,.05),transparent 60%)}
.s8{background:var(--void-black)}
.s8::before{background:
  repeating-radial-gradient(circle at 50% 130%,rgba(0,245,255,.045) 0 1px,transparent 1px 60px),
  repeating-radial-gradient(circle at 50% -50%,rgba(88,166,255,.04) 0 1px,transparent 1px 46px)}
.s9{background:var(--void-ink)}
.s9::before{background:
  repeating-linear-gradient(90deg,rgba(63,185,80,.035) 0 2px,transparent 2px 34px),
  repeating-linear-gradient(0deg,rgba(63,185,80,.02) 0 1px,transparent 1px 22px),
  radial-gradient(at 70% 20%,rgba(88,166,255,.06),transparent 45%)}
.s10{background:var(--void-black)}
.s10::before{background:
  repeating-radial-gradient(circle at 100% 0%,rgba(88,166,255,.055) 0 2px,transparent 2px 44px),
  repeating-radial-gradient(circle at 0% 100%,rgba(0,245,255,.04) 0 2px,transparent 2px 52px)}
.s11{background:var(--void-ink)}
.s11::before{background-image:
  radial-gradient(circle,rgba(248,81,73,.12) 1.5px,transparent 2px),
  radial-gradient(circle,rgba(88,166,255,.1) 1px,transparent 1.5px);
  background-size:60px 60px,34px 34px}
.s12{background:var(--void-black)}
.s12::before{background:
  url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cg fill='none' stroke='rgba(188,140,255,.07)'%3E%3Cpath d='M20 20 70 70 120 30M20 120 70 70 130 110'/%3E%3C/g%3E%3Cg fill='rgba(188,140,255,.12)'%3E%3Ccircle cx='20' cy='20' r='2.5'/%3E%3Ccircle cx='70' cy='70' r='3'/%3E%3Ccircle cx='120' cy='30' r='2.5'/%3E%3Ccircle cx='20' cy='120' r='2.5'/%3E%3Ccircle cx='130' cy='110' r='2.5'/%3E%3C/g%3E%3C/svg%3E")}
.s13{background:var(--void-ink)}
.s13::before{background:
  repeating-linear-gradient(90deg,rgba(255,215,0,.035) 0 1px,transparent 1px 70px),
  repeating-linear-gradient(0deg,rgba(255,215,0,.025) 0 1px,transparent 1px 46px),
  radial-gradient(at 30% 80%,rgba(88,166,255,.06),transparent 45%)}
.s14{background:var(--void-black)}
.s14::before{background:
  repeating-linear-gradient(0deg,rgba(0,255,65,.03) 0 1px,transparent 1px 26px),
  radial-gradient(at 20% 15%,rgba(0,255,65,.05),transparent 40%)}
.s15{background:var(--void-ink)}
.s15::before{background:
  linear-gradient(rgba(88,166,255,.05),rgba(88,166,255,.05)),
  repeating-conic-gradient(from 0deg at 50% 40%,transparent 0deg 89.4deg,rgba(88,166,255,.05) 89.4deg 90deg),
  repeating-radial-gradient(circle at 50% 40%,rgba(88,166,255,.05) 0 1px,transparent 1px 90px)}
.s16{background:var(--void-black)}
.s16::before{background:
  repeating-linear-gradient(90deg,rgba(88,166,255,.03) 0 1px,transparent 1px 90px),
  radial-gradient(at 50% 0%,rgba(188,140,255,.06),transparent 50%)}
.s17{background:var(--void-ink)}
.s17::before{background:
  linear-gradient(115deg,transparent 30%,rgba(88,166,255,.04) 30.5%,transparent 32%,rgba(88,166,255,.03) 40.5%,transparent 42%,rgba(88,166,255,.04) 50.5%,transparent 52%),
  radial-gradient(at 80% 20%,rgba(188,140,255,.06),transparent 45%)}
.s18{background:var(--void-black)}
.s18::before{background-image:radial-gradient(circle,rgba(88,166,255,.13) 1.5px,transparent 2px),radial-gradient(circle,rgba(188,140,255,.09) 1px,transparent 1.5px);background-size:52px 52px,30px 30px}
#footer::before{content:"";position:absolute;inset:0;pointer-events:none;background-image:radial-gradient(circle,rgba(88,166,255,.14) 1px,transparent 1.5px);background-size:44px 44px;opacity:.5}

/* ═══ ① HERO ═══ */
.s1{min-height:100svh;display:flex;align-items:center;padding:calc(var(--nav-h) + 48px) 0 90px}
#matrix{position:absolute;inset:0;z-index:0;opacity:.5;pointer-events:none}
.hero-vignette{position:absolute;inset:0;z-index:1;pointer-events:none;
  background:radial-gradient(ellipse at 50% 45%,transparent 30%,rgba(1,4,9,.75) 95%)}
.hero-grid{display:grid;grid-template-columns:1fr;gap:56px;align-items:center;z-index:2}
.hero-badge{display:inline-flex;align-items:center;gap:9px;font-family:var(--f-mono);font-size:11.5px;letter-spacing:.14em;
  color:var(--green-matrix);border:1px solid rgba(0,255,65,.35);background:rgba(0,255,65,.06);padding:7px 16px;border-radius:999px;margin-bottom:22px}
.hero-badge i{color:var(--green-matrix);animation:blink 2s steps(1) infinite}
.glitch{font-family:var(--f-display);font-weight:900;font-size:clamp(44px,9vw,110px);line-height:1;letter-spacing:.06em;
  color:var(--t-divine);position:relative;text-shadow:0 0 40px rgba(88,166,255,.5)}
.glitch::before,.glitch::after{content:attr(data-text);position:absolute;inset:0;opacity:.85}
.glitch::before{color:var(--cyan-neon);animation:glitchA 3.2s infinite linear alternate;clip-path:inset(12% 0 62% 0)}
.glitch::after{color:var(--red-neon);animation:glitchB 2.7s infinite linear alternate;clip-path:inset(58% 0 8% 0)}
@keyframes glitchA{0%,88%,100%{transform:none;opacity:.5}90%{transform:translate(-5px,-2px);opacity:.9}94%{transform:translate(4px,2px);opacity:.7}97%{transform:translate(-3px,1px)}}
@keyframes glitchB{0%,86%,100%{transform:none;opacity:.5}88%{transform:translate(5px,2px);opacity:.85}93%{transform:translate(-4px,-2px)}96%{transform:translate(3px,-1px)}}
.hero-tagline{font-family:var(--f-heading);font-weight:700;font-size:clamp(17px,2.6vw,28px);color:var(--blue-light);margin-top:14px;letter-spacing:.04em}
.hero-sub{font-family:var(--f-mono);font-size:clamp(12px,1.6vw,15px);color:var(--t-tertiary);letter-spacing:.24em;text-transform:uppercase;margin-top:6px}
.hero-manifesto{margin:24px 0 8px;padding:16px 22px;border-left:3px solid var(--blue-vivid);background:var(--blue-glow);
  border-radius:0 14px 14px 0;font-style:italic;color:var(--t-secondary);font-size:15px;max-width:520px}
.hero-desc{color:var(--t-secondary);max-width:560px;margin-top:16px;font-size:clamp(15px,1.5vw,16.5px)}
.hero-cta{display:flex;flex-wrap:wrap;gap:16px;margin-top:30px}
.hero-stats{display:flex;flex-wrap:wrap;gap:14px 28px;margin-top:38px}
.hero-stat{display:flex;flex-direction:column;gap:2px}
.hero-stat .stat-num{font-family:var(--f-display);font-weight:800;font-size:clamp(24px,3vw,36px);color:var(--blue-vivid);
  text-shadow:0 0 24px rgba(88,166,255,.5)}
.hero-stat small{font-family:var(--f-tech);font-weight:600;letter-spacing:.18em;text-transform:uppercase;font-size:11px;color:var(--t-tertiary)}
.hero-visual{position:relative;display:flex;align-items:center;justify-content:center;min-height:400px;overflow:visible}
.radar{position:absolute;width:min(520px,86vw);height:min(520px,86vw);border-radius:50%;overflow:hidden;opacity:.6;pointer-events:none}
.radar-sweep{position:absolute;inset:0;border-radius:50%;animation:radarSpin 5s linear infinite;
  background:conic-gradient(from 0deg,rgba(88,166,255,.32),transparent 22%)}
@keyframes radarSpin{to{transform:rotate(360deg)}}
.radar-ring{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);border:1px solid rgba(88,166,255,.2);border-radius:50%}
.radar-ring.r1{width:32%;height:32%}.radar-ring.r2{width:62%;height:62%}.radar-ring.r3{width:92%;height:92%}
.orbit{position:relative;width:min(300px,60vw);height:min(300px,60vw);border-radius:50%;
  border:1.5px dashed rgba(88,166,255,.4);display:flex;align-items:center;justify-content:center;animation:orbitSpin 24s linear infinite;overflow:visible}
@keyframes orbitSpin{to{transform:rotate(360deg)}}
.orbit img{width:min(160px,38vw);height:min(160px,38vw);border-radius:50%;object-fit:contain;
  box-shadow:0 0 60px rgba(88,166,255,.55),inset 0 0 24px rgba(88,166,255,.3);animation:orbitSpinRev 24s linear infinite;
  background:radial-gradient(circle,rgba(13,17,23,.8) 60%,transparent 100%)}
@keyframes orbitSpinRev{to{transform:rotate(-360deg)}}
.orbit-dot{position:absolute;width:12px;height:12px;border-radius:50%;background:var(--blue-vivid);box-shadow:0 0 16px rgba(88,166,255,.9)}
.orbit-dot.d1{top:-6px;left:50%}.orbit-dot.d2{bottom:12%;right:2%;background:var(--cyan-neon)}.orbit-dot.d3{bottom:12%;left:2%;background:var(--purple-vivid)}
.hero-terminal{position:absolute;bottom:-60px;left:50%;transform:translateX(-50%);width:min(380px,92vw);z-index:5;
  background:rgba(13,17,23,.92);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border:1px solid rgba(88,166,255,.3);border-radius:14px;box-shadow:var(--sh-far);overflow:hidden}
.term-bar{display:flex;align-items:center;gap:7px;padding:10px 14px;background:var(--deep-slate);border-bottom:1px solid var(--border-steel)}
.term-bar span{margin-left:8px;font-family:var(--f-mono);font-size:11px;color:var(--t-tertiary)}
.t-dot{width:11px;height:11px;border-radius:50%;flex:none}
.t-dot.red{background:#FF5F57}.t-dot.yellow{background:#FEBC2E}.t-dot.green{background:#28C840}
.term-body{padding:16px;font-family:var(--f-mono);font-size:12.5px;line-height:2;color:var(--t-secondary)}
.term-body .p{color:var(--blue-vivid);font-weight:700}
.term-body .ok{color:var(--green-vivid)}
#typeLine{color:var(--cyan-vivid)}
.scroll-hint{position:absolute;bottom:26px;left:50%;transform:translateX(-50%);z-index:5;color:var(--blue-vivid);font-size:20px;
  animation:hintFloat 2s var(--ease-smooth) infinite;opacity:.85}
@keyframes hintFloat{0%,100%{transform:translate(-50%,0)}50%{transform:translate(-50%,10px)}}

/* ═══ ② ABOUT extras ═══ */
.creator-banner{display:flex;align-items:center;gap:22px;margin-top:44px;padding:26px 28px;border-radius:18px;
  background:var(--grad-card);border:1px solid rgba(88,166,255,.3);box-shadow:var(--sh-card-rest);flex-wrap:wrap}
.creator-logo{width:64px;height:64px;border-radius:16px;border:1px solid rgba(88,166,255,.55);box-shadow:0 0 30px rgba(88,166,255,.4);flex:none}
.creator-k{font-family:var(--f-tech);font-size:11px;font-weight:700;letter-spacing:.28em;color:var(--t-tertiary)}
.creator-name{display:inline-flex;align-items:center;gap:8px;font-family:var(--f-display);font-size:20px;font-weight:800;letter-spacing:.06em;
  background:var(--grad-blue-neon);-webkit-background-clip:text;background-clip:text;color:transparent;margin:4px 0}
.creator-name:hover{text-shadow:0 0 30px rgba(88,166,255,.7)}
.creator-d{font-size:13.5px;color:var(--t-tertiary)}

/* ═══ ③ TICKER ═══ */
.ticker{position:relative;z-index:2;overflow:hidden;border-block:1px solid rgba(88,166,255,.2);
  background:linear-gradient(90deg,rgba(248,81,73,.06),rgba(13,17,23,.9) 20%,rgba(13,17,23,.9) 80%,rgba(248,81,73,.06));
  padding:14px 0;margin-bottom:44px}
.ticker-track{display:flex;gap:56px;width:max-content;animation:tickerMove 46s linear infinite;will-change:transform}
.ticker:hover .ticker-track{animation-play-state:paused}
.ticker-track span{font-family:var(--f-mono);font-size:13px;color:var(--t-secondary);white-space:nowrap}
.ticker-track b{font-weight:700;margin-right:10px;padding:2px 8px;border-radius:5px;font-size:11px;letter-spacing:.08em}
.t-red{color:var(--red-neon);background:var(--red-glow);border:1px solid rgba(248,81,73,.4)}
.t-yellow{color:var(--yellow-neon);background:var(--yellow-glow);border:1px solid rgba(210,153,34,.45)}
.t-blue{color:var(--blue-light);background:var(--blue-glow);border:1px solid rgba(88,166,255,.4)}
.t-green{color:var(--green-neon);background:var(--green-glow);border:1px solid rgba(63,185,80,.4)}
@keyframes tickerMove{to{transform:translateX(-50%)}}
.stat-cards .dash{align-items:flex-start;text-align:left}
.dash-num{font-family:var(--f-display);font-weight:800;font-size:clamp(28px,3.4vw,44px);color:var(--t-divine);line-height:1;
  text-shadow:0 0 30px rgba(88,166,255,.4)}
.dash small{color:var(--t-tertiary);font-size:13px;line-height:1.5}
.alert-card{border-color:rgba(248,81,73,.35);margin-top:24px}
.alert-card::before{background:radial-gradient(600px circle at 10% 0,rgba(248,81,73,.12),transparent 55%)}
.alert-head{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.alert-head>i{font-size:26px;color:var(--red-vivid);animation:alertPulse 2s var(--ease-smooth) infinite}
@keyframes alertPulse{0%,100%{opacity:1}50%{opacity:.45}}
.alert-head h3{flex:1;min-width:200px}
.alert-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:6px}

/* ═══ ④ MODULES ═══ */
.progress-banner{flex-direction:row;align-items:center;justify-content:space-between;gap:26px;flex-wrap:wrap;margin-bottom:36px}
.pb-title{font-family:var(--f-heading);font-weight:700;font-size:17px;color:var(--t-divine);display:flex;gap:10px;align-items:center}
.pb-title i{color:var(--blue-vivid)}
.pb-text{color:var(--t-tertiary);font-size:13.5px;margin-top:6px}
.ach-label{margin-top:14px;color:var(--blue-light)}
.ach-label i{color:var(--yellow-vivid)}
.ach-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px}
.ach{display:inline-flex;align-items:center;gap:7px;font-size:12px;font-weight:600;font-family:var(--f-tech);
  padding:6px 12px;border-radius:999px;border:1px solid var(--border-steel);color:var(--t-ghost);background:var(--dark-elev)}
.ach.on{color:var(--yellow-neon);border-color:rgba(255,215,0,.5);background:rgba(255,215,0,.08);box-shadow:0 0 16px rgba(255,215,0,.15)}
.ach i{font-size:12px}
.pb-ring{position:relative;flex:none;margin-inline:auto}
.ring-bg{fill:none;stroke:var(--deep-slate);stroke-width:9}
.ring-fg{fill:none;stroke:url(#ng) var(--blue-vivid);stroke:var(--blue-vivid);stroke-width:9;stroke-linecap:round;
  stroke-dasharray:326.7;stroke-dashoffset:326.7;transform:rotate(-90deg);transform-origin:center;transition:stroke-dashoffset 1s var(--ease-divine);
  filter:drop-shadow(0 0 6px rgba(88,166,255,.7))}
.pb-ring b{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  font-family:var(--f-display);font-weight:800;font-size:22px;color:var(--blue-light)}
.mod-card{cursor:pointer}
.mod-card .mod-num{position:absolute;top:18px;right:20px;font-family:var(--f-display);font-weight:900;font-size:15px;
  color:var(--t-ghost);letter-spacing:.08em}
.mod-top{display:flex;align-items:flex-start;gap:16px}
.mod-meta{display:flex;flex-wrap:wrap;gap:8px}
.mod-desc{flex:1}
.mod-prog{display:flex;align-items:center;gap:12px;margin-top:auto}
.mod-prog .meter{flex:1}
.mod-prog small{font-family:var(--f-mono);font-size:11.5px;color:var(--t-tertiary);white-space:nowrap}
.mod-btn{margin-top:4px;align-self:flex-start}
.mod-card.done{border-color:rgba(63,185,80,.5)}
.mod-card.done::before{background:radial-gradient(600px circle at 12% -10%,rgba(63,185,80,.12),transparent 55%)}

/* METER (shared) */
.meter{height:9px;border-radius:99px;background:var(--deep-slate);overflow:hidden;border:1px solid var(--border-steel)}
.meter i{display:block;height:100%;width:0%;border-radius:99px;background:var(--grad-blue);
  box-shadow:0 0 12px rgba(88,166,255,.7);transition:width .8s var(--ease-divine)}
.meter.mini{height:6px;margin-top:6px}
.meter-text{font-family:var(--f-mono);font-size:12.5px;color:var(--t-tertiary)}

/* ═══ TOOLS ═══ */
.tool{gap:18px;margin-top:0}
.tool-head{display:flex;align-items:flex-start;gap:14px}
.tool-head>i{font-size:22px;color:var(--blue-vivid);margin-top:4px;flex:none}
.tool-head>div{flex:1}
.tool-head h3{font-size:17px}
.tool-head p{font-size:13px;color:var(--t-tertiary)}
.tool-note{display:flex;gap:9px;font-size:12.5px;color:var(--t-tertiary);align-items:flex-start}
.tool-note i{color:var(--blue-vivid);margin-top:3px;flex:none}
.tool-note.warn{color:var(--yellow-vivid)}
.tool-note.warn i{color:var(--yellow-vivid)}
.tool-note a{color:var(--blue-light);font-weight:600;text-decoration:underline}
.fld{display:flex;flex-direction:column;gap:8px}
.fld>span{font-size:12.5px;font-weight:600;font-family:var(--f-tech);letter-spacing:.08em;text-transform:uppercase;color:var(--t-tertiary)}
.fld>span b{color:var(--blue-light)}
input[type=text],input[type=email],input[type=password],input[type=search],textarea,select{
  width:100%;background:var(--void-ink);border:1px solid var(--border-steel);border-radius:11px;color:var(--t-primary);
  padding:13px 15px;font-size:15px;transition:border .3s,box-shadow .3s;font-family:var(--f-mono)}
textarea{resize:vertical;line-height:1.6}
input:focus,textarea:focus,select:focus{outline:none;border-color:var(--blue-vivid);box-shadow:0 0 0 3px rgba(88,166,255,.18),0 0 20px rgba(88,166,255,.15)}
input::placeholder,textarea::placeholder{color:var(--t-ghost)}
input[type=range]{-webkit-appearance:none;appearance:none;width:100%;height:7px;border-radius:99px;background:var(--deep-slate);border:none;padding:0;cursor:pointer}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:20px;height:20px;border-radius:50%;background:var(--blue-vivid);
  box-shadow:0 0 16px rgba(88,166,255,.7);cursor:pointer;border:2px solid #fff2}
input[type=range]::-moz-range-thumb{width:20px;height:20px;border-radius:50%;background:var(--blue-vivid);border:2px solid #fff2;cursor:pointer}
input[type=checkbox]{-webkit-appearance:none;appearance:none;width:19px;height:19px;border-radius:6px;border:1.5px solid var(--steel-light);
  background:var(--void-ink);cursor:pointer;position:relative;flex:none;transition:.25s;padding:0}
input[type=checkbox]:checked{background:var(--grad-blue);border-color:var(--blue-vivid);box-shadow:0 0 12px rgba(88,166,255,.5)}
input[type=checkbox]:checked::after{content:"✓";position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  color:#fff;font-size:12px;font-weight:800}
.toggles{display:flex;flex-wrap:wrap;gap:10px 16px}
.toggles label{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--t-secondary);cursor:pointer;font-family:var(--f-mono)}
.fld-eye{position:relative;display:block}
.fld-eye input{padding-right:52px}
.fld-eye button{position:absolute;right:6px;top:50%;transform:translateY(-50%);width:40px;height:40px;border-radius:9px;
  color:var(--t-tertiary);display:flex;align-items:center;justify-content:center;transition:.3s}
.fld-eye button:hover{color:var(--blue-light);background:var(--blue-glow)}
.seg{display:grid;grid-template-columns:repeat(5,1fr);gap:6px}
.seg i{height:9px;border-radius:6px;background:var(--deep-slate);border:1px solid var(--border-steel);transition:.4s}
.seg i.on1{background:var(--red-vivid);box-shadow:0 0 10px rgba(248,81,73,.7)}
.seg i.on2{background:var(--orange-vivid);box-shadow:0 0 10px rgba(240,136,62,.7)}
.seg i.on3{background:var(--yellow-vivid);box-shadow:0 0 10px rgba(210,153,34,.7)}
.seg i.on4{background:var(--green-vivid);box-shadow:0 0 10px rgba(63,185,80,.7)}
.seg i.on5{background:var(--blue-vivid);box-shadow:0 0 10px rgba(88,166,255,.8)}
.pc-label b{font-family:var(--f-heading);font-size:17px}
.kv{display:flex;justify-content:space-between;gap:14px;font-size:13.5px;color:var(--t-tertiary);flex-wrap:wrap}
.kv b{color:var(--blue-light);font-family:var(--f-mono);text-align:right}
.pc-comp{display:flex;flex-wrap:wrap;gap:8px}
.pc-comp span{font-family:var(--f-mono);font-size:11px;padding:4px 10px;border-radius:7px;background:var(--dark-elev);
  border:1px solid var(--border-steel);color:var(--t-tertiary)}
.pc-comp span.ok{color:var(--green-vivid);border-color:rgba(63,185,80,.4)}
.tips{list-style:none;display:flex;flex-direction:column;gap:7px}
.tips li{font-size:13px;color:var(--t-tertiary);padding-left:20px;position:relative}
.tips li::before{content:"→";position:absolute;left:0;color:var(--blue-vivid)}
.out-field{display:flex;gap:10px;align-items:stretch}
.out-field input{flex:1}
.quiz-opt,.btn-row .btn,.btn-mini{-webkit-tap-highlight-color:transparent}

/* ═══ RESULTS / VERDICTS ═══ */
.result{margin-top:6px;display:flex;flex-direction:column;gap:12px}
.result:empty{display:none}
.verdict{display:flex;align-items:center;gap:12px;padding:14px 16px;border-radius:12px;font-weight:700;font-family:var(--f-tech);letter-spacing:.05em}
.verdict.safe{background:var(--green-glow);border:1px solid rgba(63,185,80,.45);color:var(--green-vivid)}
.verdict.sus{background:var(--yellow-glow);border:1px solid rgba(210,153,34,.5);color:var(--yellow-vivid)}
.verdict.danger{background:var(--red-glow);border:1px solid rgba(248,81,73,.5);color:var(--red-vivid)}
.flag-list{list-style:none;display:flex;flex-direction:column;gap:8px}
.flag-list li{display:flex;gap:10px;font-size:13.5px;color:var(--t-secondary)}
.flag-list li i{margin-top:4px;flex:none}
.flag-list li.ok i{color:var(--green-vivid)}.flag-list li.bad i{color:var(--red-vivid)}.flag-list li.warn i{color:var(--yellow-vivid)}
.https-grid{display:grid;grid-template-columns:1fr;gap:10px}
.https-grid .kv{background:var(--void-ink);border:1px solid var(--border-steel);border-radius:10px;padding:10px 14px}
.padlock{font-size:40px;color:var(--green-vivid);text-shadow:0 0 30px rgba(63,185,80,.6)}
.padlock.open{color:var(--red-vivid);text-shadow:0 0 30px rgba(248,81,73,.6)}

/* ═══ CHECKLIST ═══ */
.check-grid{display:grid;grid-template-columns:1fr;gap:18px}
.check-cat{border:1px solid var(--border-steel);border-radius:13px;padding:16px;background:var(--void-ink)}
.check-cat h4{font-family:var(--f-tech);font-size:13px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:var(--blue-light);margin-bottom:12px;display:flex;gap:9px;align-items:center}
.check-cat h4 i{color:var(--blue-vivid)}
.check-item{display:flex;align-items:center;gap:11px;padding:9px 10px;border-radius:9px;cursor:pointer;transition:background .25s;font-size:14px;color:var(--t-secondary)}
.check-item:hover{background:var(--blue-glow)}
.check-item.done-label{color:var(--green-vivid);text-decoration:line-through;text-decoration-color:rgba(63,185,80,.5)}

/* ═══ PHISH QUIZ + 2FA SIM ═══ */
#pqStage,#tfaStage{display:flex;flex-direction:column;gap:16px}
.pq-scene{background:var(--void-ink);border:1px solid var(--border-steel);border-radius:13px;padding:18px;font-family:var(--f-mono);font-size:13px;line-height:1.8}
.pq-scene .pq-from{color:var(--blue-light)}.pq-scene .pq-subj{color:var(--yellow-vivid)}
.pq-scene .pq-body{color:var(--t-secondary);margin-top:10px;white-space:pre-wrap}
.pq-meta{display:flex;justify-content:space-between;align-items:center;gap:12px;font-family:var(--f-mono);font-size:12.5px;color:var(--t-tertiary);flex-wrap:wrap}
.pq-actions{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.pq-actions .btn{min-height:54px}
.pq-feedback{padding:15px 17px;border-radius:12px;font-size:14px;display:flex;gap:12px;line-height:1.6}
.pq-feedback.good{background:var(--green-glow);border:1px solid rgba(63,185,80,.45)}
.pq-feedback.bad{background:var(--red-glow);border:1px solid rgba(248,81,73,.45)}
.pq-feedback i{margin-top:3px;flex:none;font-size:17px}
.pq-feedback.good i{color:var(--green-vivid)}.pq-feedback.bad i{color:var(--red-vivid)}
.pq-score-dots{display:flex;gap:7px}
.pq-score-dots i{width:11px;height:11px;border-radius:50%;background:var(--deep-slate);border:1px solid var(--border-steel)}
.pq-score-dots i.ok{background:var(--green-vivid);box-shadow:0 0 8px rgba(63,185,80,.7)}
.pq-score-dots i.no{background:var(--red-vivid);box-shadow:0 0 8px rgba(248,81,73,.7)}
.tfa-steps{display:flex;gap:8px;justify-content:center}
.tfa-steps span{flex:1;height:5px;border-radius:99px;background:var(--deep-slate)}
.tfa-steps span.on{background:var(--grad-blue);box-shadow:0 0 10px rgba(88,166,255,.6)}
.tfa-code{display:flex;gap:8px;justify-content:center;flex-wrap:wrap}
.tfa-code b{width:44px;height:54px;border-radius:11px;background:var(--void-ink);border:1px solid rgba(88,166,255,.4);
  display:flex;align-items:center;justify-content:center;font-family:var(--f-mono);font-size:24px;font-weight:700;color:var(--blue-light);
  box-shadow:inset 0 0 16px rgba(88,166,255,.12)}
.tfa-timer{height:8px;border-radius:99px;background:var(--deep-slate);overflow:hidden}
.tfa-timer i{display:block;height:100%;background:var(--grad-cyber);transition:width .9s linear}
.big-verdict{text-align:center;display:flex;flex-direction:column;gap:12px;align-items:center}
.big-verdict .padlock{font-size:52px}

/* ═══ ⑨ TABLE + STEPS ═══ */
.tbl-wrap{overflow-x:auto;border-radius:14px;border:1px solid var(--border-steel)}
.cmp-tbl{width:100%;border-collapse:collapse;min-width:560px;font-size:14px}
.cmp-tbl th{font-family:var(--f-tech);font-size:13px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  background:var(--deep-slate);color:var(--blue-light);padding:14px 16px;text-align:left}
.cmp-tbl td{padding:12px 16px;border-top:1px solid var(--border-steel);color:var(--t-secondary)}
.cmp-tbl tr:hover td{background:rgba(88,166,255,.045)}
.cmp-tbl td:first-child{font-weight:700;color:var(--t-primary);font-family:var(--f-tech);letter-spacing:.04em;white-space:nowrap}
.cmp-tbl td.good{color:var(--green-vivid)}
.cmp-tbl td.bad{color:var(--red-vivid)}
.h-h{font-family:var(--f-heading)!important;font-size:20px!important;display:flex;gap:12px;align-items:center}
.h-h i{color:var(--blue-vivid)}
.steps{list-style:none;display:grid;gap:14px;counter-reset:hs}
.steps li{position:relative;padding:16px 18px 16px 66px;background:var(--void-ink);border:1px solid var(--border-steel);
  border-radius:13px;counter-increment:hs;transition:.35s var(--ease-cyber)}
.steps li:hover{border-color:rgba(88,166,255,.5);transform:translateX(6px)}
.steps li::before{content:counter(hs);position:absolute;left:16px;top:16px;width:36px;height:36px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;font-family:var(--f-display);font-weight:800;font-size:15px;
  color:#fff;background:var(--grad-blue);box-shadow:0 0 18px rgba(88,166,255,.45)}
.steps li b{display:block;color:var(--t-divine);font-family:var(--f-heading);margin-bottom:3px}
.steps li p{font-size:13.5px;color:var(--t-tertiary)}
.neon-card{border-color:rgba(88,166,255,.45);box-shadow:var(--sh-card-rest),0 0 40px rgba(88,166,255,.14)}
.code-card-head{display:flex;align-items:center;gap:7px}
.code-card-head span{margin-left:8px;font-family:var(--f-mono);font-size:11px;color:var(--t-tertiary)}

/* ═══ ⑮ MEGA QUIZ ═══ */
#quizApp{max-width:860px;margin:0 auto 48px}
.quiz-shell{background:var(--grad-card);border:1px solid rgba(88,166,255,.3);border-radius:20px;padding:clamp(24px,3.4vw,44px);
  box-shadow:var(--sh-mid);position:relative;overflow:hidden}
.quiz-shell::before{content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(600px circle at 85% -10%,rgba(88,166,255,.12),transparent 55%)}
.quiz-shell>*{position:relative}
.quiz-start{text-align:center;display:flex;flex-direction:column;align-items:center;gap:18px}
.quiz-start h3{font-family:var(--f-display);font-size:clamp(20px,2.6vw,30px);color:var(--t-divine)}
.q-target{width:96px;height:96px;border-radius:50%;border:2px dashed rgba(88,166,255,.5);display:flex;align-items:center;justify-content:center;
  font-size:36px;color:var(--blue-vivid);animation:orbitSpin 14s linear infinite;box-shadow:0 0 40px rgba(88,166,255,.25)}
.q-rules{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.quiz-best{font-family:var(--f-mono);font-size:13px;color:var(--yellow-vivid)}
.quiz-top{display:flex;justify-content:space-between;gap:14px;align-items:center;font-family:var(--f-mono);font-size:13px;
  color:var(--t-tertiary);margin-bottom:14px;flex-wrap:wrap}
.quiz-timer{display:inline-flex;align-items:center;gap:8px;color:var(--blue-light);font-weight:700}
.quiz-timer.low{color:var(--red-vivid);animation:alertPulse 1s infinite}
.quiz-q{font-family:var(--f-heading);font-size:clamp(17px,2vw,22px);font-weight:700;color:var(--t-divine);line-height:1.45;margin:16px 0 22px}
.quiz-opts{display:grid;gap:12px}
.quiz-opt{display:flex;align-items:center;gap:14px;text-align:left;padding:15px 17px;border-radius:13px;background:var(--void-ink);
  border:1px solid var(--border-steel);color:var(--t-secondary);font-size:15px;line-height:1.5;transition:.3s;cursor:pointer}
.quiz-opt .opt-key{width:30px;height:30px;flex:none;border-radius:9px;display:flex;align-items:center;justify-content:center;
  font-family:var(--f-mono);font-weight:700;font-size:13px;color:var(--blue-light);background:var(--blue-glow);border:1px solid rgba(88,166,255,.35);transition:.3s}
.quiz-opt:hover:not(:disabled){border-color:var(--blue-vivid);transform:translateX(6px);background:var(--dark-elev)}
.quiz-opt:disabled{cursor:default;opacity:.85}
.quiz-opt.correct{border-color:var(--green-vivid);background:rgba(63,185,80,.1);color:var(--t-divine)}
.quiz-opt.correct .opt-key{background:var(--green-vivid);color:var(--void-black);border-color:var(--green-vivid)}
.quiz-opt.wrong{border-color:var(--red-vivid);background:rgba(248,81,73,.1);animation:shake .45s}
.quiz-opt.wrong .opt-key{background:var(--red-vivid);color:#fff;border-color:var(--red-vivid)}
.quiz-opt.dim{opacity:.45}
@keyframes shake{0%,100%{transform:translateX(0)}20%{transform:translateX(-7px)}40%{transform:translateX(7px)}60%{transform:translateX(-4px)}80%{transform:translateX(4px)}}
.quiz-explain{margin-top:18px;padding:15px 17px;border-radius:12px;background:var(--blue-glow);border:1px solid rgba(88,166,255,.35);
  border-left:3px solid var(--blue-vivid);font-size:14px;color:var(--t-secondary);animation:fadeUp .4s var(--ease-divine)}
.quiz-explain b{display:block;color:var(--blue-light);font-family:var(--f-tech);letter-spacing:.1em;text-transform:uppercase;font-size:12px;margin-bottom:5px}
.quiz-foot{display:flex;justify-content:flex-end;margin-top:20px}
.quiz-result{text-align:center;display:flex;flex-direction:column;align-items:center;gap:16px}
.q-rank{font-family:var(--f-display);font-weight:800;font-size:clamp(20px,2.8vw,30px);
  background:var(--grad-aurora);-webkit-background-clip:text;background-clip:text;color:transparent}
.q-score-big{font-family:var(--f-display);font-weight:900;font-size:clamp(52px,8vw,86px);line-height:1;color:var(--t-divine);
  text-shadow:0 0 48px rgba(88,166,255,.55)}
.q-score-big small{font-size:.4em;color:var(--t-tertiary)}
.q-review-list{display:flex;flex-direction:column;gap:14px;text-align:left;max-height:52vh;overflow-y:auto;padding-right:8px;margin-top:8px}
.q-review-item{background:var(--void-ink);border:1px solid var(--border-steel);border-radius:13px;padding:16px 18px}
.q-review-item.was-wrong{border-color:rgba(248,81,73,.45)}
.q-review-item.was-right{border-color:rgba(63,185,80,.4)}
.q-review-item p.q{font-weight:700;color:var(--t-divine);font-size:14.5px;margin-bottom:8px}
.q-review-item p.line{font-size:13px;color:var(--t-tertiary);margin-top:3px}
.q-review-item p.line b{font-family:var(--f-mono)}
.q-review-item p.line .g{color:var(--green-vivid)}.q-review-item p.line .r{color:var(--red-vivid)}
@keyframes fadeUp{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}

/* ═══ TOOLS HUB ═══ */
.tools-hub{margin-top:8px}
.hub-link{display:flex;align-items:center;gap:12px;padding:16px 18px;border-radius:13px;background:var(--grad-card);
  border:1px solid var(--border-steel);font-family:var(--f-tech);font-weight:600;font-size:14px;color:var(--t-secondary);
  transition:.35s var(--ease-cyber)}
.hub-link i{color:var(--blue-vivid);font-size:17px}
.hub-link:hover{border-color:var(--blue-vivid);transform:translateY(-4px);box-shadow:var(--sh-blue-glow);color:var(--t-divine)}

/* ═══ ⑯ TIMELINE ═══ */
.tl-rail{position:relative;max-width:860px;margin:0 auto;padding-left:34px}
.tl-rail::before{content:"";position:absolute;left:10px;top:0;bottom:0;width:2px;
  background:linear-gradient(180deg,transparent,var(--blue-vivid) 8%,var(--blue-vivid) 92%,transparent)}
.tl-item{position:relative;margin-bottom:20px}
.tl-item::before{content:"";position:absolute;left:-30px;top:22px;width:14px;height:14px;border-radius:50%;
  background:var(--void-black);border:3px solid var(--blue-vivid);box-shadow:0 0 14px rgba(88,166,255,.7);z-index:2;transition:.3s}
.tl-item:hover::before{background:var(--blue-vivid);transform:scale(1.25)}
.tl-card{background:var(--grad-card);border:1px solid var(--border-steel);border-radius:15px;padding:18px 22px;cursor:pointer;
  transition:.4s var(--ease-cyber)}
.tl-card:hover{border-color:rgba(88,166,255,.5);transform:translateX(8px);box-shadow:var(--sh-blue-glow)}
.tl-head{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.tl-year{font-family:var(--f-display);font-weight:800;font-size:16px;color:var(--void-black);background:var(--grad-blue);
  padding:3px 14px;border-radius:8px;box-shadow:0 0 18px rgba(88,166,255,.4)}
.tl-head h3{font-family:var(--f-heading);font-size:16.5px;color:var(--t-divine);flex:1;min-width:160px}
.tl-head i.tl-chev{color:var(--blue-vivid);transition:transform .4s}
.tl-item.open i.tl-chev{transform:rotate(180deg)}
.tl-body{max-height:0;overflow:hidden;transition:max-height .55s var(--ease-divine),margin .4s}
.tl-item.open .tl-body{max-height:520px;margin-top:14px}
.tl-body p{font-size:14px;color:var(--t-secondary);margin-bottom:10px}
.tl-body .tl-impact{font-size:13px;color:var(--red-vivid)}
.tl-body .tl-lesson{font-size:13px;color:var(--green-vivid)}
.tl-body b{font-family:var(--f-tech);letter-spacing:.1em;text-transform:uppercase;font-size:11px;color:var(--t-tertiary);display:block;margin-bottom:2px}

/* ═══ ⑰ ARTICLES + GLOSSARY ═══ */
.art-card{cursor:pointer}
.art-card .chip{margin-bottom:2px}
.art-card h3{font-size:17px;line-height:1.4}
.art-card p{font-size:13.5px;color:var(--t-tertiary)}
.art-meta{display:flex;gap:14px;margin-top:auto;font-family:var(--f-mono);font-size:11.5px;color:var(--t-dim);flex-wrap:wrap}
.art-meta i{color:var(--blue-vivid);margin-right:5px}
.gloss-controls{display:flex;flex-direction:column;gap:16px;margin-bottom:26px}
.search-wrap{position:relative;max-width:560px}
.search-wrap i{position:absolute;left:16px;top:50%;transform:translateY(-50%);color:var(--t-tertiary);pointer-events:none}
.search-wrap input{padding-left:46px}
.alpha{display:flex;flex-wrap:wrap;gap:7px}
.alpha button{min-width:38px;height:38px;padding:0 10px;border-radius:9px;font-family:var(--f-mono);font-size:13px;font-weight:700;
  color:var(--t-tertiary);background:var(--void-ink);border:1px solid var(--border-steel);cursor:pointer;transition:.25s}
.alpha button:hover{color:var(--blue-light);border-color:var(--blue-vivid)}
.alpha button.on{background:var(--grad-blue);color:#fff;border-color:var(--blue-vivid);box-shadow:0 0 14px rgba(88,166,255,.5)}
.g-count{font-family:var(--f-mono);font-size:12.5px;color:var(--t-tertiary)}
.gloss-card h4{font-family:var(--f-heading);font-size:16px;color:var(--blue-light);display:flex;align-items:center;gap:10px}
.gloss-card h4 span{width:30px;height:30px;flex:none;border-radius:8px;background:var(--blue-glow);border:1px solid rgba(88,166,255,.35);
  display:flex;align-items:center;justify-content:center;font-family:var(--f-mono);font-size:12px;color:var(--blue-vivid)}
.gloss-card p{font-size:13.5px;color:var(--t-tertiary);line-height:1.6}

/* ═══ ⑱ FAQ ═══ */
.faq-list{max-width:860px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
.faq-item{background:var(--grad-card);border:1px solid var(--border-steel);border-radius:14px;overflow:hidden;transition:border .3s,box-shadow .3s}
.faq-item:hover{border-color:rgba(88,166,255,.4)}
.faq-item[open]{border-color:var(--blue-vivid);box-shadow:var(--sh-blue-glow)}
.faq-item summary{list-style:none;display:flex;align-items:center;justify-content:space-between;gap:16px;cursor:pointer;
  padding:18px 22px;font-family:var(--f-heading);font-weight:600;font-size:15.5px;color:var(--t-primary)}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary i{flex:none;width:30px;height:30px;border-radius:9px;display:flex;align-items:center;justify-content:center;
  color:var(--blue-vivid);background:var(--blue-glow);border:1px solid rgba(88,166,255,.35);font-size:12px;transition:transform .4s var(--ease-cyber)}
.faq-item[open] summary i{transform:rotate(135deg);background:var(--blue-vivid);color:var(--void-black)}
.faq-a{padding:0 22px 20px;color:var(--t-secondary);font-size:14.5px;line-height:1.75}
.faq-a a{color:var(--blue-light);font-weight:600;text-decoration:underline}

/* ═══ FOOTER ═══ */
#footer{position:relative;background:var(--void-ink);border-top:1px solid rgba(88,166,255,.15);padding:64px 0 0;overflow:hidden}
.footer-grid{display:grid;grid-template-columns:1fr;gap:36px;position:relative;z-index:2;padding-bottom:44px}
.f-logo-row{display:flex;align-items:center;gap:14px;margin-bottom:16px}
.f-logo{width:44px;height:44px;border-radius:12px;border:1px solid rgba(88,166,255,.5);box-shadow:0 0 24px rgba(88,166,255,.35);flex:none}
.f-title{font-family:var(--f-display);font-weight:800;font-size:18px;letter-spacing:.24em;color:var(--t-divine)}
.f-tag{font-family:var(--f-mono);font-size:10.5px;color:var(--blue-vivid);letter-spacing:.1em}
.f-desc{font-size:13.5px;color:var(--t-tertiary);max-width:340px}
.f-manifesto{margin-top:14px;font-family:var(--f-mono);font-size:11.5px;color:var(--t-dim);font-style:italic}
.f-h{font-family:var(--f-tech);font-weight:700;font-size:12px;letter-spacing:.22em;text-transform:uppercase;color:var(--blue-light);margin-bottom:16px}
.f-link{display:flex;align-items:center;gap:8px;padding:6px 0;font-size:14px;color:var(--t-tertiary);transition:.3s}
.f-link:hover{color:var(--blue-light);transform:translateX(5px)}
.f-link .xs{font-size:10px;color:var(--t-dim)}
.f-bottom{display:flex;flex-wrap:wrap;gap:10px 28px;align-items:center;justify-content:space-between;
  border-top:1px solid var(--border-steel);padding-top:24px;padding-bottom:28px;font-size:13px;color:var(--t-dim)}
.f-credit{color:var(--t-secondary)}
.shield-ico{color:var(--blue-vivid);text-shadow:0 0 12px rgba(88,166,255,.8)}
.creator-link{font-weight:700;letter-spacing:.5px;cursor:pointer;
  background:var(--grad-blue-neon);background-size:200% 100%;-webkit-background-clip:text;background-clip:text;color:transparent;
  animation:shimmerTxt 3s linear infinite;position:relative;padding-bottom:2px}
.creator-link::after{content:"";position:absolute;left:0;bottom:0;height:1.5px;width:100%;background:var(--grad-blue-neon);
  transform:scaleX(0);transform-origin:left;transition:transform .4s var(--ease-cyber)}
.creator-link:hover::after{transform:scaleX(1)}
@keyframes shimmerTxt{to{background-position:200% 0}}
.f-motto{font-family:var(--f-mono);font-size:11.5px;color:var(--t-ghost);letter-spacing:.14em}

/* ═══ MODALS (LESSON + ARTICLE) ═══ */
.modal{position:fixed;inset:0;z-index:98000;display:flex;align-items:center;justify-content:center;padding:16px;
  visibility:hidden;opacity:0;transition:opacity .35s,visibility .35s}
.modal.show{visibility:visible;opacity:1}
.modal-backdrop{position:absolute;inset:0;background:rgba(1,4,9,.88);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}
.modal-panel{position:relative;background:var(--dark-surface);border:1px solid rgba(88,166,255,.4);border-radius:20px;
  width:100%;max-width:1100px;max-height:85vh;max-height:85dvh;display:flex;flex-direction:column;overflow:hidden;
  box-shadow:var(--sh-modal);transform:translateY(30px) scale(.96);transition:transform .45s var(--ease-cyber)}
.modal.show .modal-panel{transform:none}
.lm-head{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;padding:22px 26px 18px;
  border-bottom:1px solid var(--border-steel);background:linear-gradient(135deg,rgba(88,166,255,.08),transparent)}
.lm-head-txt{flex:1;min-width:0}
.lm-kicker{font-family:var(--f-tech);font-weight:700;font-size:11px;letter-spacing:.26em;color:var(--blue-vivid);margin-bottom:4px}
.lm-head h3{font-family:var(--f-heading);font-size:clamp(17px,2.2vw,23px);color:var(--t-divine);line-height:1.3}
.lm-progress-line{font-family:var(--f-mono);font-size:12px;color:var(--t-tertiary);margin-top:6px}
.lm-wrap{display:grid;grid-template-columns:1fr;flex:1;min-height:0;overflow:hidden}
.lm-side{display:none;overflow-y:auto;border-right:1px solid var(--border-steel);background:var(--void-ink);padding:16px 12px}
.lm-side ul{list-style:none;display:flex;flex-direction:column;gap:7px}
.lm-lesson-btn{display:flex;align-items:center;gap:11px;width:100%;text-align:left;padding:11px 13px;border-radius:10px;
  font-size:13.5px;color:var(--t-secondary);border:1px solid transparent;transition:.25s;cursor:pointer;line-height:1.4}
.lm-lesson-btn .l-dot{width:11px;height:11px;flex:none;border-radius:50%;border:2px solid var(--steel-mid);transition:.3s}
.lm-lesson-btn.done .l-dot{background:var(--green-vivid);border-color:var(--green-vivid);box-shadow:0 0 10px rgba(63,185,80,.7)}
.lm-lesson-btn:hover{background:var(--blue-glow)}
.lm-lesson-btn.on{background:var(--blue-glow);border-color:rgba(88,166,255,.4);color:var(--t-divine)}
.lm-content{overflow-y:auto;min-height:0;padding:26px 24px 40px}
.lm-foot{display:flex;gap:12px;justify-content:space-between;flex-wrap:wrap;padding:16px 22px;border-top:1px solid var(--border-steel);background:var(--void-ink)}
.lm-foot .btn{flex:1;min-width:130px}
.x-btn{width:44px;height:44px;flex:none;border-radius:12px;border:1px solid var(--border-steel);background:var(--void-ink);
  color:var(--t-secondary);font-size:18px;display:flex;align-items:center;justify-content:center;transition:.3s;z-index:5}
.x-btn:hover{color:var(--red-vivid);border-color:var(--red-vivid);box-shadow:0 0 18px rgba(248,81,73,.3);transform:rotate(90deg)}
.article-panel{max-width:860px}
.am-content{overflow-y:auto;min-height:60vh;max-height:calc(85vh - 130px);padding:28px 26px 48px}
.read-progress{position:absolute;top:0;left:0;right:0;height:4px;z-index:6;background:var(--deep-slate)}
.read-progress i{display:block;height:100%;width:0%;background:var(--grad-cyber);box-shadow:0 0 12px rgba(0,245,255,.7)}

/* LESSON BODY TYPOGRAPHY */
.lesson-body{color:var(--t-secondary);font-size:15.5px;line-height:1.85}
.lesson-body h4{font-family:var(--f-heading);font-size:19px;color:var(--t-divine);margin:26px 0 10px;display:flex;gap:11px;align-items:center}
.lesson-body h4 i{color:var(--blue-vivid);font-size:16px}
.lesson-body h4:first-child{margin-top:0}
.lesson-body p{margin:0 0 14px}
.lesson-body b,.lesson-body strong{color:var(--t-primary)}
.lesson-body ul,.lesson-body ol{margin:0 0 16px;padding-left:4px;display:flex;flex-direction:column;gap:8px;list-style:none}
.lesson-body ul li{position:relative;padding-left:24px}
.lesson-body ul li::before{content:"";position:absolute;left:2px;top:11px;width:8px;height:8px;transform:rotate(45deg);border-radius:2px;
  background:var(--blue-vivid);box-shadow:0 0 8px rgba(88,166,255,.6)}
.lesson-body ol{counter-reset:lb}
.lesson-body ol li{position:relative;padding-left:38px;counter-increment:lb}
.lesson-body ol li::before{content:counter(lb,decimal-leading-zero);position:absolute;left:0;top:2px;width:28px;height:28px;border-radius:8px;
  display:flex;align-items:center;justify-content:center;font-family:var(--f-mono);font-size:11px;font-weight:700;color:var(--blue-vivid);
  background:var(--blue-glow);border:1px solid rgba(88,166,255,.4)}
.lesson-body code{font-family:var(--f-mono);font-size:.9em;background:var(--void-abyss);border:1px solid var(--border-steel);
  padding:2px 7px;border-radius:6px;color:var(--cyan-vivid)}
.lesson-body pre{background:var(--void-abyss);border:1px solid var(--border-steel);border-radius:13px;padding:18px;overflow-x:auto;
  margin:0 0 16px;font-family:var(--f-mono);font-size:13px;line-height:1.7;color:var(--green-vivid)}
.lesson-body .lb-info{display:flex;gap:13px;padding:15px 17px;border-radius:12px;background:var(--blue-glow);
  border:1px solid rgba(88,166,255,.3);border-left:3px solid var(--blue-vivid);margin:0 0 16px}
.lesson-body .lb-info i{color:var(--blue-vivid);margin-top:4px;flex:none}
.lesson-body .lb-info p{margin:0;font-size:14px}
.lesson-body .lb-warn{display:flex;gap:13px;padding:15px 17px;border-radius:12px;background:var(--yellow-glow);
  border:1px solid rgba(210,153,34,.35);border-left:3px solid var(--yellow-vivid);margin:0 0 16px}
.lesson-body .lb-warn i{color:var(--yellow-vivid);margin-top:4px;flex:none}
.lesson-body .lb-warn p{margin:0;font-size:14px}
.lesson-body blockquote{border-left:3px solid var(--purple-vivid);background:var(--purple-glow);padding:15px 18px;
  border-radius:0 12px 12px 0;font-style:italic;color:var(--t-secondary);margin:0 0 16px}
.lesson-body .tbl-wrap{margin:0 0 16px}
.lesson-body .cmp-tbl{min-width:520px;font-size:13px}

/* ═══ TOASTS ═══ */
#toasts{position:fixed;top:calc(var(--nav-h) + 16px);right:16px;z-index:99000;display:flex;flex-direction:column;gap:10px;max-width:min(92vw,380px)}
.toast{display:flex;align-items:flex-start;gap:12px;background:rgba(13,17,23,.97);border:1px solid rgba(88,166,255,.45);
  border-left:4px solid var(--blue-vivid);border-radius:13px;padding:14px 18px;box-shadow:var(--sh-far);
  font-size:14px;color:var(--t-primary);animation:toastIn .45s var(--ease-cyber);backdrop-filter:blur(10px)}
.toast.gone{animation:toastOut .4s var(--ease-divine) forwards}
.toast i{margin-top:3px;color:var(--blue-vivid);flex:none}
.toast.success{border-left-color:var(--green-vivid)}.toast.success i{color:var(--green-vivid)}
.toast.warn{border-left-color:var(--yellow-vivid)}.toast.warn i{color:var(--yellow-vivid)}
.toast.ach{border-left-color:var(--yellow-neon);border-color:rgba(255,215,0,.55)}
.toast.ach i{color:var(--yellow-neon)}
@keyframes toastIn{from{opacity:0;transform:translateX(60px)}to{opacity:1;transform:none}}
@keyframes toastOut{to{opacity:0;transform:translateX(60px)}}

/* ═══ FIXED WIDGETS ═══ */
#toTop{position:fixed;bottom:24px;right:22px;z-index:9000;width:52px;height:52px;border-radius:15px;
  background:var(--grad-blue);color:#fff;font-size:18px;box-shadow:0 8px 28px rgba(31,111,235,.5);
  opacity:0;visibility:hidden;transform:translateY(18px);transition:.4s var(--ease-cyber);display:flex;align-items:center;justify-content:center}
#toTop.show{opacity:1;visibility:visible;transform:none}
#toTop:hover{transform:translateY(-4px);box-shadow:0 12px 36px rgba(31,111,235,.7)}
#progressRing{position:fixed;bottom:24px;left:22px;z-index:8000;width:56px;height:56px;border-radius:50%;
  background:rgba(13,17,23,.92);border:1px solid rgba(88,166,255,.4);display:flex;align-items:center;justify-content:center;
  transition:.3s;box-shadow:var(--sh-mid)}
#progressRing:hover{transform:scale(1.08);box-shadow:var(--sh-blue-glow)}
#progressRing svg{position:absolute;inset:1px}
#progressRing .ring-fg{stroke-width:5;stroke-dasharray:150.8;stroke-dashoffset:150.8}
#progressRing b{font-family:var(--f-display);font-weight:800;font-size:11.5px;color:var(--blue-light)}
.noscript-warn{position:fixed;inset:auto 0 0 0;z-index:99999;background:var(--red-glow);color:var(--red-vivid);padding:16px;text-align:center;font-weight:700}

/* ═══ REVEAL ANIMATION ═══ */
[data-reveal]{opacity:0;transform:translateY(44px);transition:opacity .9s var(--ease-divine),transform .9s var(--ease-divine)}
[data-reveal].revealed{opacity:1;transform:none}

/* ═══ LOGO FALLBACK ═══ */
.logo-fallback{display:none;width:100%;height:100%;align-items:center;justify-content:center;border-radius:inherit;
  background:var(--grad-blue);color:#fff;font-family:var(--f-display);font-weight:900}
img.logo-img.hide{display:none}
.logo-fallback.show{display:flex}

/* ═══ FLOAT ACTIONS ═══ */
.float-p{position:absolute;border-radius:50%;pointer-events:none;z-index:1;filter:blur(1px);opacity:.5;
  animation:floatY 7s ease-in-out infinite}
@keyframes floatY{0%,100%{transform:translateY(0)}50%{transform:translateY(-22px)}}

/* ═══ RESPONSIVE — TABLET 481px+ ═══ */
@media (min-width:481px){
  body{font-size:16px}
  .container{padding:0 28px}
  .sec{padding:100px 0}
  .g2{grid-template-columns:1fr 1fr}
  .g3{grid-template-columns:1fr 1fr}
  .g4{grid-template-columns:1fr 1fr}
  #drawer{width:400px}
  .grid{gap:24px}
  .https-grid{grid-template-columns:1fr 1fr}
  .check-grid{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .lm-wrap{grid-template-columns:260px 1fr}
  .lm-side{display:block}
}

/* ═══ RESPONSIVE — LAPTOP 969px+ ═══ */
@media (min-width:969px){
  .container{padding:0 36px}
  .sec{padding:120px 0}
  .g3{grid-template-columns:repeat(3,1fr)}
  .g4{grid-template-columns:repeat(4,1fr)}
  .card{padding:32px}
  .grid{gap:28px}
  #drawer{width:450px}
  .hero-grid{grid-template-columns:1.05fr .95fr;gap:40px}
  .hero-terminal{bottom:-46px;left:auto;right:-6px;transform:none}
  .footer-grid{grid-template-columns:2fr 1fr 1fr 1.2fr}
  .lm-content{padding:30px 34px 48px}
}

/* ═══ RESPONSIVE — PC 1441px+ ═══ */
@media (min-width:1441px){
  body{font-size:17px}
  .container{padding:0 48px}
  .sec{padding:140px 0}
  .card{padding:38px}
  .grid{gap:34px}
  #drawer{width:480px}
  .g3.dense{grid-template-columns:repeat(4,1fr)}
}

/* ═══ MOBILE LESSON MODAL SIDEBAR AS TABS ═══ */
@media (max-width:480px){
  .lm-wrap{display:flex;flex-direction:column}
  .lm-side{display:block;border-right:none;border-bottom:1px solid var(--border-steel);padding:10px}
  .lm-side ul{flex-direction:row;overflow-x:auto;gap:8px}
  .lm-lesson-btn{white-space:nowrap;flex:none}
  #lessonModal,#articleModal{padding:0}
  .modal-panel{max-width:100vw;max-height:100vh;max-height:100dvh;border-radius:0;height:100%}
  .lm-foot .btn{min-width:0;padding:12px 10px;font-size:12px}
  .card{padding:24px}
  .hero-terminal{position:relative;bottom:auto;left:auto;transform:none;margin-top:32px}
  .hero-visual{padding-bottom:0}
}

/* ═══ REDUCED MOTION ═══ */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001s!important;animation-iteration-count:1!important;transition-duration:.001s!important}
  html{scroll-behavior:auto}
  [data-reveal]{opacity:1;transform:none}
  #matrix,.radar-sweep,.orbit,.fx-scanlines{display:none!important}
}