:root{
    --bg:#FDFCFE;
    --bg-alt:#F6F3FB;
    --surface:#FFFFFF;
    --surface-2:#F3EEFB;
    --line:#E7E1F2;
    --violet:#7B5CFA;
    --violet-bright:#6A45F0;
    --violet-glow:#8A66F5;
    --text:#211A33;
    --text-muted:#665D7D;
    --text-faint:#9A91B0;
    --good:#2F9E6E;
    --warn:#C9822B;
    --bad:#C0392B;
    --display:'Fraunces', serif;
    --body:'Manrope', sans-serif;
    --mono:'IBM Plex Mono', monospace;
  }
  *{margin:0;padding:0;box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;}
  body{
    background:var(--bg);
    color:var(--text);
    font-family:var(--body);
    line-height:1.55;
    min-height:100vh;
    overflow-x:hidden;
  }
  @media (prefers-reduced-motion: reduce){
    *{animation-duration:0.01ms !important; animation-iteration-count:1 !important; transition-duration:0.01ms !important;}
  }
  a{color:inherit; text-decoration:none;}
  ::selection{background:var(--violet); color:#fff;}
  button{font-family:inherit;}

  #grain{
    position:fixed; inset:0; z-index:250; pointer-events:none; opacity:0.03; mix-blend-mode:overlay;
    background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  }

  /* ---------- SHELL ---------- */
  .shell{
    display:grid;
    grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);
    min-height:100vh;
  }

  /* ---------- BRAND PANEL (video) ---------- */
  .brand{
    position:relative;
    display:flex;
    flex-direction:column;
    justify-content:space-between;
    padding:56px 56px 44px;
    background:#1B1530; /* fallback color if video can't load */
    color:#F2EEFB;
    overflow:hidden;
  }
  .brand-media{
    position:absolute; inset:0; z-index:0; overflow:hidden;
  }
  .brand-media video,
  .brand-media .poster{
    position:absolute; inset:0; width:100%; height:100%;
    object-fit:cover;
    transform:scale(1.02);
  }
  .brand-media video{ opacity:0; transition:opacity 1.1s ease; }
  .brand-media video.is-ready{ opacity:1; }
  .brand-media::after{
    content:'';
    position:absolute; inset:0;
    background:
      radial-gradient(120% 100% at 8% 0%, rgba(138,102,245,0.38), transparent 55%),
      linear-gradient(165deg, rgba(33,26,51,0.90) 0%, rgba(44,33,72,0.74) 46%, rgba(22,17,38,0.94) 100%);
  }
  .brand-canvas{
    position:absolute; inset:0; width:100%; height:100%; opacity:0.5; pointer-events:none; z-index:1;
  }
  .brand-top{ position:relative; z-index:2; display:flex; justify-content:flex-end; }
  .brand-logo{
    display:flex; align-items:center; gap:12px;
  }
  .brand-logo .logo-mark{
    height:64px; width:auto; display:block;
  }
  .brand-logo .sub{
    font-family:var(--mono); font-size:0.68rem; color:#B7ABDE; letter-spacing:0.08em;
  }
  .brand-mid{
    position:relative; z-index:2;
    max-width:420px;
    margin-top:auto;
    margin-bottom:auto;
    padding:64px 0;
  }
  .brand-mid h1{
    font-family:var(--display);
    font-weight:500;
    font-size:clamp(1.9rem, 3vw, 2.5rem);
    line-height:1.22;
    color:#fff;
    opacity:0; transform:translateY(14px);
    animation:brandIn .8s cubic-bezier(.16,1,.3,1) .3s forwards;
  }
  .brand-mid p{
    margin-top:18px;
    font-size:0.98rem;
    color:#C9BFE8;
    max-width:36ch;
    opacity:0; transform:translateY(14px);
    animation:brandIn .8s cubic-bezier(.16,1,.3,1) .45s forwards;
  }
  @keyframes brandIn{ to{ opacity:1; transform:translateY(0); } }
  .brand-stats{
    position:relative; z-index:2;
    display:flex;
    gap:32px;
    flex-wrap:wrap;
  }
  .brand-stats div{ min-width:100px; opacity:0; transform:translateY(14px); animation:brandIn .8s cubic-bezier(.16,1,.3,1) forwards; }
  .brand-stats div:nth-child(1){ animation-delay:.58s; }
  .brand-stats div:nth-child(2){ animation-delay:.66s; }
  .brand-stats div:nth-child(3){ animation-delay:.74s; }
  .brand-stats .num{
    font-family:var(--display); font-size:1.5rem; color:#fff; font-weight:500;
  }
  .brand-stats .label{
    font-family:var(--mono); font-size:0.66rem; color:#9A8DC4; letter-spacing:0.04em; margin-top:4px;
  }
  .brand-foot{
    position:relative; z-index:2;
    margin-top:40px;
    display:flex;
    align-items:center;
    gap:10px;
    font-family:var(--mono);
    font-size:0.7rem;
    color:#9A8DC4;
    padding-top:20px;
    border-top:1px solid rgba(255,255,255,0.09);
  }
  .brand-foot i{ color:var(--violet-glow); font-size:0.72rem; }
  .brand-copyright{
    position:relative; z-index:2;
    margin-top:12px;
    font-family:var(--mono);
    font-size:0.64rem;
    color:#786B9E;
    letter-spacing:0.02em;
  }

  /* ---------- FORM PANEL ---------- */
  .panel{
    display:flex;
    align-items:center;
    justify-content:center;
    padding:40px 32px;
    position:relative;
    overflow:hidden;
  }
  .orb{
    position:absolute;
    border-radius:50%;
    filter:blur(60px);
    opacity:0.35;
    pointer-events:none;
    animation:drift 16s ease-in-out infinite;
  }
  .orb-a{ width:280px; height:280px; background:var(--violet-glow); top:-80px; right:-60px; }
  .orb-b{ width:220px; height:220px; background:#C6B6FF; bottom:-60px; left:-40px; animation-duration:20s; animation-delay:-6s; }

  .panel-logo{
    position:absolute;
    top:32px; right:32px;
    z-index:3;
    display:flex;
    align-items:center;
    gap:10px;
  }
  .panel-logo .logo-mark{ height:40px; width:auto; display:block; }
  .panel-logo .sub{
    font-family:var(--mono); font-size:0.64rem; color:var(--text-faint); letter-spacing:0.08em;
  }
  @keyframes drift{
    0%, 100%{ transform:translate(0,0) scale(1); }
    50%{ transform:translate(20px,-24px) scale(1.08); }
  }

  .card{
    width:100%;
    max-width:400px;
    position:relative;
    z-index:2;
    opacity:0;
    transform:translateY(14px);
    animation:cardIn 0.7s cubic-bezier(0.16,1,0.3,1) 0.1s forwards;
  }
  @keyframes cardIn{
    to{ opacity:1; transform:translateY(0); }
  }

  .stagger{ opacity:0; transform:translateY(12px); animation:staggerIn .6s cubic-bezier(.16,1,.3,1) var(--d,0s) forwards; }
  @keyframes staggerIn{ to{ opacity:1; transform:translateY(0); } }

  .seal{
    width:44px; height:44px; margin-bottom:22px;
  }
  .seal path{
    fill:none;
    stroke:var(--violet-bright);
    stroke-width:1.6;
    stroke-linecap:round;
    stroke-linejoin:round;
    stroke-dasharray:140;
    stroke-dashoffset:140;
    animation:draw 1.1s ease-out 0.35s forwards;
  }
  @keyframes draw{ to{ stroke-dashoffset:0; } }

  .card h2{
    font-family:var(--display);
    font-weight:500;
    font-size:1.7rem;
    color:var(--text);
  }
  .card .lead{
    margin-top:8px;
    color:var(--text-muted);
    font-size:0.92rem;
  }

  .field{ margin-top:22px; }
  .field label{
    display:block;
    font-size:0.8rem;
    font-weight:600;
    color:var(--text);
    margin-bottom:7px;
  }
  .field-input{
    position:relative;
    display:flex;
    align-items:center;
    background:var(--surface);
    border:1.5px solid var(--line);
    border-radius:12px;
    transition:border-color .2s ease, box-shadow .2s ease;
  }
  .field-input:focus-within{
    border-color:var(--violet);
    box-shadow:0 0 0 4px rgba(123,92,250,0.13);
  }
  .field-input.invalid{
    border-color:var(--bad);
    animation:shake .4s ease;
  }
  .field-input.invalid:focus-within{ box-shadow:0 0 0 4px rgba(192,57,43,0.13); }
  @keyframes shake{
    0%,100%{ transform:translateX(0); }
    20%{ transform:translateX(-6px); }
    40%{ transform:translateX(5px); }
    60%{ transform:translateX(-4px); }
    80%{ transform:translateX(3px); }
  }
  .field-hint{
    display:none;
    margin-top:6px;
    font-size:0.76rem;
    color:var(--bad);
    align-items:center;
    gap:6px;
  }
  .field-hint.show{ display:flex; }
  .field-input i.icon-left{
    color:var(--text-faint);
    font-size:0.85rem;
    padding-left:14px;
  }
  .field-input input{
    flex:1;
    border:none;
    outline:none;
    background:transparent;
    padding:12px 12px;
    font-family:var(--body);
    font-size:0.94rem;
    color:var(--text);
  }
  .field-input input::placeholder{ color:var(--text-faint); }
  .toggle-visibility{
    border:none;
    background:none;
    color:var(--text-faint);
    cursor:pointer;
    padding:10px 13px;
    font-size:0.85rem;
    transition:color .2s ease;
  }
  .toggle-visibility:hover{ color:var(--violet-bright); }

  .capslock{
    display:none;
    align-items:center;
    gap:6px;
    margin-top:8px;
    font-size:0.78rem;
    color:var(--warn);
    font-weight:600;
  }
  .capslock.show{ display:flex; }

  .row-between{
    display:flex;
    align-items:center;
    justify-content:space-between;
    margin-top:20px;
    font-size:0.85rem;
  }
  .remember{
    display:flex;
    align-items:center;
    gap:8px;
    color:var(--text-muted);
    cursor:pointer;
    user-select:none;
  }
  .remember input{
    appearance:none;
    width:17px; height:17px;
    border:1.5px solid var(--line);
    border-radius:5px;
    display:grid;
    place-content:center;
    cursor:pointer;
    transition:border-color .2s ease, background .2s ease;
  }
  .remember input::before{
    content:'';
    width:9px; height:9px;
    transform:scale(0);
    transition:transform .15s ease;
    box-shadow:inset 1em 1em white;
    clip-path:polygon(14% 44%, 0 65%, 50% 100%, 100% 16%, 80% 0%, 45% 62%);
  }
  .remember input:checked{ background:var(--violet-bright); border-color:var(--violet-bright); }
  .remember input:checked::before{ transform:scale(1); }

  .forgot{
    color:var(--violet-bright);
    font-weight:600;
    transition:color .2s ease;
    background:none; border:none; cursor:pointer; font-size:inherit; padding:0;
  }
  .forgot:hover{ color:var(--violet); text-decoration:underline; }

  .btn-primary{
    margin-top:26px;
    width:100%;
    font-size:0.95rem;
    font-weight:700;
    padding:14px 20px;
    border-radius:999px;
    cursor:pointer;
    border:none;
    color:#fff;
    background:linear-gradient(135deg, var(--violet-bright), var(--violet-glow));
    box-shadow:0 10px 30px -8px rgba(123,92,250,0.55);
    display:flex; align-items:center; justify-content:center; gap:8px;
    position:relative;
    overflow:hidden;
    transition:transform .25s ease, box-shadow .25s ease, opacity .25s ease;
  }
  .btn-primary::before{
    content:'';
    position:absolute; top:0; left:-100%; width:60%; height:100%;
    background:linear-gradient(115deg, transparent, rgba(255,255,255,0.28), transparent);
    transition:left .6s cubic-bezier(0.68,-0.55,0.265,1.55);
  }
  .btn-primary:hover::before{ left:120%; }
  .btn-primary:hover{ transform:translateY(-2px); box-shadow:0 16px 40px -8px rgba(123,92,250,0.7); }
  .btn-primary:active{ transform:translateY(0); }
  .btn-primary:disabled{ opacity:0.7; cursor:not-allowed; transform:none; }
  .btn-primary .spinner{
    width:15px; height:15px;
    border:2px solid rgba(255,255,255,0.4);
    border-top-color:#fff;
    border-radius:50%;
    display:none;
    animation:spin .7s linear infinite;
  }
  .btn-primary.loading .btn-label{ opacity:0.85; }
  .btn-primary.loading .spinner{ display:inline-block; }
  @keyframes spin{ to{ transform:rotate(360deg); } }

  .error-banner{
    display:none;
    align-items:flex-start;
    gap:10px;
    margin-top:18px;
    padding:12px 14px;
    background:#FDF1F1;
    border:1px solid #F2CFCF;
    border-radius:10px;
    color:#9C3B3B;
    font-size:0.83rem;
    opacity:0;
    transform:translateY(-6px);
    transition:opacity .3s ease, transform .3s ease;
  }
  .error-banner.show{ display:flex; opacity:1; transform:translateY(0); }
  .error-banner i{ margin-top:2px; }

  .lockout-banner{
    display:none;
    align-items:flex-start;
    gap:10px;
    margin-top:18px;
    padding:12px 14px;
    background:#FFF6E8;
    border:1px solid #F3DBAE;
    border-radius:10px;
    color:#8A5A16;
    font-size:0.83rem;
  }
  .lockout-banner.show{ display:flex; }

  .success-box{
    display:none;
    margin-top:22px;
    padding:22px;
    background:#F0FBF6;
    border:1px solid #C9EEDD;
    border-radius:14px;
    text-align:center;
    animation:staggerIn .5s cubic-bezier(.16,1,.3,1) both;
  }
  .success-box.show{ display:block; }
  .success-box svg{ width:40px; height:40px; margin-bottom:10px; }
  .success-box svg circle{
    fill:none; stroke:var(--good); stroke-width:2.2;
    stroke-dasharray:126; stroke-dashoffset:126;
    animation:draw .6s ease forwards;
  }
  .success-box svg path{
    fill:none; stroke:var(--good); stroke-width:2.4; stroke-linecap:round; stroke-linejoin:round;
    stroke-dasharray:24; stroke-dashoffset:24;
    animation:draw .4s ease .5s forwards;
  }
  .success-box h3{ font-family:var(--display); font-weight:500; font-size:1.15rem; color:var(--text); }
  .success-box p{ margin-top:6px; font-size:0.85rem; color:var(--text-muted); }
  .success-box .btn-primary{ margin-top:16px; }

  .divider{
    display:flex; align-items:center; gap:12px;
    margin:26px 0;
    color:var(--text-faint);
    font-size:0.76rem;
    font-family:var(--mono);
  }
  .divider::before, .divider::after{
    content:''; flex:1; height:1px; background:var(--line);
  }

  .security-note{
    display:flex;
    gap:10px;
    align-items:flex-start;
    padding:13px 14px;
    background:var(--surface-2);
    border:1px solid var(--line);
    border-radius:12px;
    font-size:0.78rem;
    color:var(--text-muted);
  }
  .security-note i{ color:var(--violet-bright); margin-top:1px; }

  .card-foot{
    margin-top:26px;
    text-align:center;
    font-size:0.82rem;
    color:var(--text-faint);
  }
  .card-foot button{
    background:none; border:none; cursor:pointer; font:inherit;
    color:var(--text-muted); font-weight:600;
  }
  .card-foot button:hover{ color:var(--violet-bright); }

  /* ---------- MODALS ---------- */
  .modal-overlay{
    position:fixed; inset:0; z-index:500;
    background:rgba(27,21,48,0.55);
    backdrop-filter:blur(4px);
    display:none;
    align-items:center;
    justify-content:center;
    padding:20px;
    opacity:0;
    transition:opacity .25s ease;
  }
  .modal-overlay.show{ display:flex; opacity:1; }
  .modal{
    background:#fff;
    width:100%;
    max-width:400px;
    max-height:86vh;
    overflow-y:auto;
    border-radius:20px;
    padding:32px;
    position:relative;
    box-shadow:0 30px 80px -20px rgba(33,26,51,0.45);
    transform:scale(0.94) translateY(10px);
    opacity:0;
    transition:transform .3s cubic-bezier(0.16,1,0.3,1), opacity .3s ease;
  }
  .modal-overlay.show .modal{ transform:scale(1) translateY(0); opacity:1; }
  .modal-close{
    position:absolute; top:18px; right:18px;
    background:var(--surface-2); border:none; border-radius:50%;
    width:32px; height:32px; cursor:pointer; color:var(--text-muted);
    display:flex; align-items:center; justify-content:center;
    transition:background .2s ease, color .2s ease;
  }
  .modal-close:hover{ background:var(--line); color:var(--text); }
  .modal-icon{
    width:44px; height:44px; border-radius:12px;
    background:var(--surface-2); color:var(--violet-bright);
    display:flex; align-items:center; justify-content:center;
    font-size:1.1rem; margin-bottom:18px;
  }
  .modal h3{ font-family:var(--display); font-weight:500; font-size:1.3rem; color:var(--text); }
  .modal .lead{ margin-top:6px; color:var(--text-muted); font-size:0.88rem; }
  .modal .field{ margin-top:18px; }
  .modal textarea{
    width:100%; border:1.5px solid var(--line); border-radius:12px;
    padding:12px; font-family:var(--body); font-size:0.9rem; color:var(--text);
    resize:vertical; min-height:80px; outline:none; transition:border-color .2s ease, box-shadow .2s ease;
  }
  .modal textarea:focus{ border-color:var(--violet); box-shadow:0 0 0 4px rgba(123,92,250,0.13); }
  .modal .btn-primary{ margin-top:22px; }
  .modal-confirm{ display:none; text-align:center; padding:8px 0 4px; }
  .modal-confirm.show{ display:block; }
  .modal-confirm svg{ width:40px; height:40px; margin-bottom:12px; }
  .modal-confirm svg circle{ fill:none; stroke:var(--good); stroke-width:2.2; stroke-dasharray:126; stroke-dashoffset:126; animation:draw .6s ease forwards; }
  .modal-confirm svg path{ fill:none; stroke:var(--good); stroke-width:2.4; stroke-linecap:round; stroke-linejoin:round; stroke-dasharray:24; stroke-dashoffset:24; animation:draw .4s ease .5s forwards; }
  .modal-confirm p{ color:var(--text-muted); font-size:0.9rem; margin-top:4px; }
  .modal-alt{ margin-top:16px; text-align:center; font-size:0.82rem; color:var(--text-faint); }
  .modal-alt a{ color:var(--violet-bright); font-weight:600; }

  /* ---------- MOBILE / TABLET ---------- */
  @media (max-width:980px){
    .shell{ grid-template-columns:1fr; }
    .brand{
      padding:40px 28px 32px;
      min-height:260px;
    }
    .brand-mid{ padding:28px 0 8px; margin:0; }
    .brand-mid p{ display:none; }
    .brand-stats{ display:none; }
    .brand-foot{ margin-top:24px; }
    .panel{ padding:36px 22px 56px; }
    .panel-logo{ top:20px; right:20px; }
    .panel-logo .logo-mark{ height:30px; }
  }
  @media (max-width:520px){
    .brand{ padding:32px 22px 26px; min-height:200px; }
    .brand-mid h1{ font-size:1.5rem; }
    .card h2{ font-size:1.4rem; }
    .field-input input{ padding:11px 10px; }
  }