:root{
  --bg0:#070A14;
  --bg1:#0B1024;
  --glass: rgba(255,255,255,.06);
  --glass2: rgba(255,255,255,.08);
  --stroke: rgba(255,255,255,.14);

  --text:#EAF0FF;
  --muted: rgba(234,240,255,.72);

  --a1:#7C3AED;
  --a2:#EC4899;

  --shadow: 0 22px 60px rgba(0,0,0,.55);
  --radius: 26px;
  --radius2: 18px;

  --inputBg: rgba(255,255,255,.06);
  --inputStroke: rgba(255,255,255,.14);
  --inputStrokeFocus: rgba(124,58,237,.65);

  --good:#22c55e;
  --warn:#f59e0b;
  --bad:#ef4444;
}

*{ box-sizing:border-box; }
html,body{ height:100%; }
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Apple Color Emoji","Segoe UI Emoji";
  color:var(--text);

  background:
    radial-gradient(900px 600px at 12% 18%, rgba(124,58,237,.26), transparent 60%),
    radial-gradient(900px 600px at 86% 24%, rgba(236,72,153,.22), transparent 60%),
    radial-gradient(700px 480px at 55% 90%, rgba(56,189,248,.10), transparent 60%),
    linear-gradient(180deg, var(--bg0), var(--bg1));
  display:flex;
  align-items:center;
  justify-content:center;
  padding: 28px 16px;
  overflow-x:hidden;
}

/* Soft animated background orbs (pure CSS) */
body::before,
body::after{
  content:"";
  position:fixed;
  inset:-200px;
  pointer-events:none;
  filter: blur(38px);
  opacity:.55;
  z-index:-1;
}
body::before{
  background:
    radial-gradient(520px 520px at 20% 35%, rgba(124,58,237,.35), transparent 65%),
    radial-gradient(520px 520px at 80% 30%, rgba(236,72,153,.30), transparent 65%);
  animation: float1 10s ease-in-out infinite;
}
body::after{
  background:
    radial-gradient(520px 520px at 70% 78%, rgba(56,189,248,.14), transparent 70%),
    radial-gradient(460px 460px at 30% 78%, rgba(167,139,250,.18), transparent 70%);
  animation: float2 12s ease-in-out infinite;
}
@keyframes float1{
  0%,100%{ transform: translate3d(0,0,0); }
  50%{ transform: translate3d(22px, -18px, 0); }
}
@keyframes float2{
  0%,100%{ transform: translate3d(0,0,0); }
  50%{ transform: translate3d(-22px, 16px, 0); }
}

/* =======================
   Card Layout
======================= */

.auth-card{
  width:min(1080px, 100%);
  min-height: 620px;
  display:grid;
  grid-template-columns: 0.95fr 1.15fr;
  border-radius: var(--radius);
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.10);
  box-shadow: var(--shadow);
  overflow:hidden;
  position:relative;
}

.auth-card::before{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  background:
    radial-gradient(900px 500px at 15% 20%, rgba(124,58,237,.18), transparent 55%),
    radial-gradient(900px 500px at 85% 35%, rgba(236,72,153,.14), transparent 55%);
  opacity:.9;
}

/* Left Hero */
.auth-hero{
  position:relative;
  padding: 54px 44px;
  display:flex;
  flex-direction:column;
  justify-content:center;
  gap:12px;

  background:
    radial-gradient(900px 520px at 25% 30%, rgba(124,58,237,.28), transparent 60%),
    radial-gradient(900px 520px at 70% 70%, rgba(236,72,153,.20), transparent 60%),
    linear-gradient(135deg, rgba(255,255,255,.05), rgba(255,255,255,.02));
  border-right: 1px solid rgba(255,255,255,.10);
}

.auth-hero::after{
  content:"";
  position:absolute;
  inset:0;
  background:
    radial-gradient(400px 220px at 40% 45%, rgba(255,255,255,.06), transparent 70%),
    radial-gradient(520px 320px at 65% 70%, rgba(255,255,255,.05), transparent 70%);
  pointer-events:none;
}

.brand{
  margin:0;
  font-size: 54px;
  line-height:1.02;
  letter-spacing:-0.02em;
  font-weight: 900;
  background: linear-gradient(90deg, #ffffff, rgba(255,255,255,.85));
  -webkit-background-clip: text;
  background-clip:text;
  color: transparent;
  text-shadow: 0 12px 40px rgba(0,0,0,.35);
}

.auth-hero p{
  margin:0;
  color: var(--muted);
  font-size: 16px;
  max-width: 34ch;
}

/* Right content */
.auth-main{
  position:relative;
  padding: 34px 42px;
  display:flex;
  flex-direction:column;
  justify-content:center;
  z-index:1;
}

/* =======================
   Tabs
======================= */
.tab-buttons{
  display:flex;
  gap:10px;
  padding: 10px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.04);
  width: fit-content;
  margin-left:auto;
  margin-bottom: 18px;
}

.tab-buttons button{
  appearance:none;
  border:none;
  cursor:pointer;
  padding: 10px 18px;
  border-radius: 999px;
  font-weight: 800;
  letter-spacing: .01em;
  background: transparent;
  color: rgba(234,240,255,.80);
  transition: transform .15s ease, background .2s ease, color .2s ease, box-shadow .2s ease;
}

.tab-buttons button:hover{
  transform: translateY(-1px);
  color: rgba(234,240,255,.95);
}

.tab-buttons button.active{
  color: #fff;
  background: linear-gradient(135deg, rgba(124,58,237,.95), rgba(236,72,153,.80));
  box-shadow: 0 10px 24px rgba(124,58,237,.28);
  border: 1px solid rgba(255,255,255,.10);
}

/* =======================
   Form Container / Panels
======================= */
.form-container{
  width:100%;
}

.panel{
  animation: pop .22s ease both;
}
@keyframes pop{
  from{ opacity:.0; transform: translateY(6px); }
  to{ opacity:1; transform: translateY(0); }
}

.hidden{
  display:none !important;
}

.form{
  width: min(560px, 100%);
}

.form h2, .form h3{
  margin: 6px 0 6px;
  font-size: 34px;
  letter-spacing:-.02em;
}

.form .sub{
  margin: 0 0 18px;
  color: var(--muted);
  font-size: 15px;
  line-height:1.4;
}

/* =======================
   Inputs
======================= */
.input-group{
  display:grid;
  gap:8px;
  margin: 14px 0;
}

label{
  font-size: 13px;
  color: rgba(234,240,255,.80);
  font-weight: 700;
}

input, textarea{
  width:100%;
  border-radius: 14px;
  padding: 12px 14px;
  font-size: 14.5px;
  color: var(--text);

  background: var(--inputBg);
  border: 1px solid var(--inputStroke);
  outline:none;

  transition: border .18s ease, box-shadow .18s ease, background .18s ease, transform .18s ease;
}

input::placeholder, textarea::placeholder{
  color: rgba(234,240,255,.42);
}

input:focus, textarea:focus{
  border-color: var(--inputStrokeFocus);
  box-shadow:
    0 0 0 4px rgba(124,58,237,.16),
    0 14px 36px rgba(0,0,0,.35);
  background: rgba(255,255,255,.08);
}

textarea{
  resize: vertical;
  min-height: 96px;
}

/* Password wrap + toggle */
.pw-wrap{
  position:relative;
}

.pw-wrap input{
  padding-right: 48px;
}

.pw-toggle{
  position:absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  width: 34px;
  height: 34px;
  border-radius: 10px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.06);
  color: rgba(255,255,255,.8);
  cursor:pointer;
  display:grid;
  place-items:center;
  transition: transform .15s ease, background .2s ease, border .2s ease;
}
.pw-toggle:hover{
  transform: translateY(-50%) scale(1.03);
  background: rgba(255,255,255,.09);
  border-color: rgba(255,255,255,.18);
}

/* SVG eyes */
.pw-toggle svg{
  width:18px;
  height:18px;
  fill: rgba(234,240,255,.85);
}

/* You likely switch these in JS by display, keep safe defaults */
.eye-closed{ display:none; }

/* =======================
   Buttons (Primary / Ghost)
   -> replaces "odd blue" with AlephLearn accent
======================= */
.btn{
  width:100%;
  margin-top: 12px;
  padding: 12px 16px;
  border-radius: 999px;
  font-weight: 900;
  letter-spacing:.01em;
  border: 1px solid rgba(255,255,255,.10);
  cursor:pointer;

  color:#fff;
  background: linear-gradient(135deg, rgba(124,58,237,.95), rgba(236,72,153,.82));
  box-shadow: 0 14px 34px rgba(124,58,237,.24);

  transition: transform .15s ease, box-shadow .2s ease, filter .2s ease;
}

.btn:hover{
  transform: translateY(-1px);
  box-shadow: 0 18px 40px rgba(124,58,237,.32);
  filter: brightness(1.03);
}
.btn:active{
  transform: translateY(0px);
}

/* ghost small buttons used in forgot/reset */
.btn-ghost{
  width: fit-content;
  padding: 10px 14px;
  margin-top: 10px;
  border-radius: 999px;
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.12);
  color: rgba(234,240,255,.90);
  cursor:pointer;
  font-weight: 800;
  transition: transform .15s ease, background .2s ease, border .2s ease;
}
.btn-ghost:hover{
  transform: translateY(-1px);
  background: rgba(255,255,255,.08);
  border-color: rgba(255,255,255,.18);
}

/* Inline helper row */
.inline.helper{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 12px;
  margin: 10px 0 4px;
  color: rgba(234,240,255,.75);
  font-size: 13px;
}

.inline.helper label{
  display:flex;
  align-items:center;
  gap:8px;
  font-weight: 700;
  color: rgba(234,240,255,.76);
}

input[type="checkbox"]{
  width:16px;
  height:16px;
  accent-color: var(--a1);
}

/* Forgot password link button */
.pill-link{
  border:none;
  background: transparent;
  color: rgba(234,240,255,.80);
  font-weight: 800;
  cursor:pointer;
  padding: 8px 10px;
  border-radius: 999px;
  transition: background .2s ease, color .2s ease, transform .15s ease;
}
.pill-link:hover{
  color: #fff;
  background: rgba(255,255,255,.06);
  transform: translateY(-1px);
}

/* =======================
   Success card
======================= */
.success-card{
  width: min(560px, 100%);
  padding: 18px;
  border-radius: 18px;
  border: 1px solid rgba(34,197,94,.25);
  background: rgba(34,197,94,.08);
}
.success-icon{
  width: 44px; height:44px;
  border-radius: 14px;
  display:grid; place-items:center;
  background: rgba(34,197,94,.18);
  border: 1px solid rgba(34,197,94,.28);
  margin-bottom: 10px;
}

/* =======================
   Toast stack (if used)
======================= */
#toast-stack{
  position: fixed;
  right: 16px;
  bottom: 16px;
  display:grid;
  gap:10px;
  z-index:9999;
}

/* =======================
   Responsive
======================= */
@media (max-width: 980px){
  .auth-card{
    grid-template-columns: 1fr;
    min-height: auto;
  }
  .auth-hero{
    border-right:none;
    border-bottom: 1px solid rgba(255,255,255,.10);
    padding: 38px 28px;
  }
  .brand{ font-size: 44px; }
  .auth-main{ padding: 28px 22px 32px; }
  .tab-buttons{ margin-left:0; }
}

@media (max-width: 520px){
  body{ padding: 16px 12px; }
  .auth-hero{ padding: 30px 18px; }
  .brand{ font-size: 38px; }
  .auth-hero p{ font-size: 14px; }
  .form h2, .form h3{ font-size: 28px; }
  .tab-buttons{
    width:100%;
    justify-content:space-between;
  }
  .tab-buttons button{
    width: 50%;
    text-align:center;
  }
}

/* Reduce motion */
@media (prefers-reduced-motion: reduce){
  *{ animation:none !important; transition:none !important; }
}/* 🔙 Back button – FORCE true top-left */
.auth-back{
  position: fixed !important;
  top: 18px !important;
  left: 18px !important;
  right: auto !important;
  bottom: auto !important;

  width: 42px;
  height: 42px;

  display: flex;
  align-items: center;
  justify-content: center;

  border-radius: 999px;
  text-decoration: none;

  font-size: 20px;
  font-weight: 700;
  line-height: 1;

  color: #fff;
  background: rgba(255,255,255,0.14);
  backdrop-filter: blur(10px);

  box-shadow: 0 10px 28px rgba(0,0,0,0.35);
  z-index: 9999 !important;
}

.auth-back:hover{
  background: linear-gradient(135deg, #8b5cf6, #ec4899);
  transform: translateX(-2px);
}

/* Mobile */
@media (max-width: 600px){
  .auth-back{
    top: 14px !important;
    left: 14px !important;
    width: 38px;
    height: 38px;
    font-size: 18px;
  }
}
body{ transform: none !important; }
/* ===============================
   BLOCKED MODAL (AUTH PAGE)
   =============================== */
   .blocked-backdrop{
    position: fixed;
    inset: 0;
    background: rgba(2,6,23,0.65);
    backdrop-filter: blur(12px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 99999;
  }
  
  .blocked-backdrop.show{ display:flex; }
  
  .blocked-card{
    width: min(560px, 92%);
    padding: 26px 28px;
    border-radius: 22px;
    background: radial-gradient(circle at top,
      rgba(255,255,255,0.12),
      rgba(15,23,42,0.95)
    );
    border: 1px solid rgba(255,255,255,0.18);
    box-shadow: 0 25px 60px rgba(0,0,0,0.65);
    color: #e5e7eb;
    animation: blockedPop 0.28s ease-out;
  }
  
  @keyframes blockedPop{
    from{ transform: scale(.94) translateY(8px); opacity:0; }
    to{ transform: scale(1) translateY(0); opacity:1; }
  }
  
  .blocked-card h2{
    margin: 0 0 12px;
    font-size: 22px;
    font-weight: 700;
    color: #f8fafc;
  }
  
  .blocked-text{
    font-size: 15.5px;
    line-height: 1.6;
    color: rgba(226,232,240,0.9);
  }
  
  .blocked-text a{
    color: #c7d2fe;
    text-decoration: none;
    font-weight: 600;
  }
  .blocked-text a:hover{ text-decoration: underline; }
  
  .blocked-btn{
    margin-top: 18px;
    padding: 10px 26px;
    border-radius: 999px;
    border: none;
    cursor: pointer;
    background: linear-gradient(135deg,#ec4899,#a855f7);
    color: #fff;
    font-size: 15px;
    font-weight: 600;
    transition: 0.25s ease;
  }
  .blocked-btn:hover{ transform: translateY(-2px); }