*{ margin:0; padding:0; box-sizing:border-box; }

body{
    font-family:Arial,sans-serif;
    min-height:100vh;
    display:flex;
    align-items:center;
    justify-content:center;
    background:#0a0a0a;
    overflow:hidden;
}

/* BACKGROUND */

.auth-bg{
    position:fixed;
    inset:0;
    background:url("assets/backG2.jpeg") center/cover no-repeat;
    filter:brightness(0.3) saturate(1.2);
    z-index:0;
}

/* OVERLAY GRADIENT */

.auth-bg::after{
    content:"";
    position:absolute;
    inset:0;
    background:radial-gradient(
        circle at 30% 50%,
        rgba(113,255,0,0.08),
        transparent 60%
    ),radial-gradient(
        circle at 70% 50%,
        rgba(0,100,255,0.06),
        transparent 60%
    );
}

/* PAGE */

.auth-page{
    position:relative;
    z-index:1;
    display:flex;
    align-items:center;
    justify-content:center;
    width:100%;
    min-height:100vh;
    padding:20px;
}

/* CARD */

.auth-card{
    background:rgba(255,255,255,0.06);
    backdrop-filter:blur(32px);
    -webkit-backdrop-filter:blur(32px);
    border:1px solid rgba(255,255,255,0.12);
    border-radius:32px;
    padding:44px 38px;
    width:100%;
    max-width:420px;
    box-shadow:
        0 24px 64px rgba(0,0,0,0.55),
        inset 0 1px 0 rgba(255,255,255,0.1);
    display:flex;
    flex-direction:column;
    align-items:center;
    gap:16px;
    animation:cardIn 0.5s ease;
}

@keyframes cardIn{
    from{ opacity:0; transform:translateY(24px) scale(0.97); }
    to{   opacity:1; transform:translateY(0)    scale(1); }
}

/* LOGO */

.auth-logo-wrap{
    margin-bottom:4px;
    animation:logoPop 3s ease-in-out infinite;
}

@keyframes logoPop{
    0%  { transform:scale(1)    drop-shadow(0 0 0px rgba(113,255,0,0)); }
    35% { transform:scale(1.09) drop-shadow(0 0 18px rgba(113,255,0,0.35)); }
    55% { transform:scale(0.97) drop-shadow(0 0 8px  rgba(113,255,0,0.15)); }
    75% { transform:scale(1.04) drop-shadow(0 0 12px rgba(113,255,0,0.2)); }
    100%{ transform:scale(1)    drop-shadow(0 0 0px rgba(113,255,0,0)); }
}

.auth-logo{
    width:150px;
    height:auto;
    display:block;
    filter:drop-shadow(0 4px 16px rgba(113,255,0,0.2));
}

/* TITLE */

.auth-title{
    font-size:24px;
    font-weight:800;
    color:white;
    text-align:center;
}

.auth-sub{
    color:rgba(255,255,255,0.42);
    font-size:13px;
    text-align:center;
    margin-top:-4px;
    line-height:1.5;
}

/* FIELDS */

.auth-field{
    width:100%;
    position:relative;
}

.auth-field i{
    position:absolute;
    left:16px;
    top:50%;
    transform:translateY(-50%);
    color:rgba(255,255,255,0.35);
    font-size:14px;
    pointer-events:none;
}

.auth-field input{
    width:100%;
    padding:15px 15px 15px 44px;
    background:rgba(255,255,255,0.06);
    border:1px solid rgba(255,255,255,0.1);
    border-radius:14px;
    color:white;
    font-size:15px;
    outline:none;
    transition:0.3s ease;
    font-family:inherit;
}

.auth-field input::placeholder{ color:rgba(255,255,255,0.32); }

.auth-field input:focus{
    border-color:rgba(113,255,0,0.45);
    background:rgba(255,255,255,0.09);
    box-shadow:0 0 0 3px rgba(113,255,0,0.08);
}

/* BUTTON */

.auth-btn{
    width:100%;
    padding:16px;
    background:linear-gradient(135deg,#71ff00,#4fc800);
    color:black;
    font-weight:800;
    font-size:15px;
    border:none;
    border-radius:14px;
    cursor:pointer;
    transition:0.3s ease;
    box-shadow:0 8px 24px rgba(113,255,0,0.25);
    display:flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    font-family:inherit;
    margin-top:4px;
}

.auth-btn:hover{
    transform:translateY(-3px);
    box-shadow:0 14px 32px rgba(113,255,0,0.4);
}

.auth-btn:active{ transform:scale(0.98); }

/* MESSAGE */

.auth-msg{
    width:100%;
    padding:12px 16px;
    border-radius:12px;
    font-size:14px;
    font-weight:600;
    display:none;
    text-align:center;
    font-family:inherit;
}

.auth-msg.error{
    display:block;
    background:rgba(255,61,61,0.12);
    border:1px solid rgba(255,61,61,0.28);
    color:#ff6b6b;
}

.auth-msg.success{
    display:block;
    background:rgba(113,255,0,0.1);
    border:1px solid rgba(113,255,0,0.28);
    color:#71ff00;
}

/* SWITCH */

.auth-switch{
    color:rgba(255,255,255,0.42);
    font-size:14px;
    text-align:center;
}

.auth-switch a{
    color:#71ff00;
    text-decoration:none;
    font-weight:700;
}

.auth-switch a:hover{ text-decoration:underline; }

/* SKIP / GUEST */

.auth-skip{
    color:rgba(255,255,255,0.3);
    font-size:13px;
    text-decoration:none;
    display:flex;
    align-items:center;
    gap:6px;
    transition:0.2s;
    margin-top:4px;
}

.auth-skip:hover{ color:rgba(255,255,255,0.6); }

@media(max-width:480px){
    .auth-card{ padding:32px 22px; }
    .auth-logo{ width:120px; }
}

/* ── Auth pages extra breakpoints ── */
@media(max-width:600px){
  .auth-page{padding:20px 12px 80px;}
  .auth-card{margin:0 auto;border-radius:20px;padding:28px 18px;}
  .auth-logo{width:130px;}
  .auth-title{font-size:22px;}
  .auth-input{padding:13px 14px;font-size:14px;}
  .auth-btn{padding:14px;font-size:15px;}
  .auth-social-btn{font-size:13px;padding:11px;}
}
@media(max-width:380px){
  .auth-card{padding:22px 14px;border-radius:16px;}
  .auth-title{font-size:18px;}
  .auth-input{padding:11px 12px;font-size:13px;}
  .auth-btn{padding:12px;font-size:14px;}
}