/* =====================
   THEME VARIABLES
===================== */
:root{
    --accent:#6d28d9;
    --accent2:#9333ea;
}

html[data-theme="dark"]{
    --bg:#020617;
    --card:rgba(255,255,255,0.08);
    --border:rgba(255,255,255,0.18);
    --text:#e5e7eb;
    --muted:#9ca3af;
}

html[data-theme="light"]{
    --bg:#f8fafc;
    --card:rgba(255,255,255,0.75);
    --border:rgba(0,0,0,0.12);
    --text:#020617;
    --muted:#64748b;
}

*{box-sizing:border-box}

input,
textarea,
select {
    font-size: 16px;
}


body{
    margin:0;
    min-height:100vh;
    font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
    background:radial-gradient(circle at top,#111e3d 0,var(--bg) 45%);
    color:var(--text);
    display:flex;
    align-items:center;
    justify-content:center;
    overflow:hidden;
}

/* =====================
   FLOATING GLASS BALLS
===================== */
.glass-ball{
    position:absolute;
    border-radius:50%;
    filter:blur(12px);
    opacity:.35;
    background:linear-gradient(135deg,var(--accent),var(--accent2));
    animation:float 20s infinite ease-in-out;
}

.ball1{width:220px;height:220px;top:8%;left:5%}
.ball2{width:160px;height:160px;bottom:12%;right:10%;animation-duration:24s}
.ball3{width:120px;height:120px;top:60%;left:18%;animation-duration:28s}

@keyframes float{
    0%{transform:translate(0,0)}
    50%{transform:translate(20px,-35px)}
    100%{transform:translate(0,0)}
}

/* =====================
   LOGIN CARD
===================== */
.login-card{
    position:relative;
    width:100%;
    max-width:380px;
    background:var(--card);
    border:1px solid var(--border);
    backdrop-filter:blur(18px);
    border-radius:18px;
    padding:1.6rem;
    box-shadow:0 20px 50px rgba(0,0,0,.45);
    z-index:2;
}

/* =====================
   HEADER
===================== */
.login-header{
    text-align:center;
    margin-bottom:1.2rem;
}
.login-header h1{
    font-size:1.4rem;
    margin:0;
}
.login-header p{
    font-size:.8rem;
    color:var(--muted);
}

/* =====================
   ERROR MESSAGE
===================== */
.login-error{
    background:rgba(239,68,68,.12);
    border:1px solid rgba(239,68,68,.35);
    color:#ef4444;
    padding:.55rem .7rem;
    border-radius:10px;
    font-size:.75rem;
    margin-bottom:.9rem;
}

/* =====================
   FLOATING LABEL INPUT
===================== */
.form-group{
    position:relative;
    margin-bottom:1.1rem;
}

.form-input{
    width:100%;
    padding:14px 12px;
    background:transparent;
    border:1px solid var(--border);
    border-radius:10px;
    color:var(--text);
    font-size:.9rem;
    outline:none;
}

.form-label{
    position:absolute;
    top:50%;
    left:12px;
    color:var(--muted);
    font-size:.8rem;
    transform:translateY(-50%);
    pointer-events:none;
    transition:.25s;
    /*background:var(--bg);*/
    padding:0 6px;
}

.form-input:focus + .form-label,
.form-input:not(:placeholder-shown) + .form-label{
    top:-6px;
    font-size:.65rem;
    color:var(--accent);
}

/* =====================
   PASSWORD TOGGLE
===================== */
.pass-toggle{
    position:absolute;
    right:12px;
    top:50%;
    transform:translateY(-50%);
    font-size:.75rem;
    color:var(--muted);
    cursor:pointer;
}

/* =====================
   REMEMBER ME
===================== */

.remember-row{
    display:flex;
    gap:.4rem;
    margin-bottom:1rem;
    justify-content:space-between;
    align-items:center;
    font-size:.75rem;
    color:var(--muted);
}

.forgot-link{
    color:var(--accent);
    text-decoration:none;
}


/* =====================
   BUTTON + SPINNER
===================== */
.login-btn{
    width:100%;
    padding:12px;
    border-radius:12px;
    border:none;
    background:linear-gradient(135deg,var(--accent),var(--accent2));
    color:#fff;
    font-size:.9rem;
    cursor:pointer;
    position:relative;
}

.login-btn.loading{
    pointer-events:none;
    opacity:.8;
}

.login-btn.loading::after{
    content:"";
    width:18px;
    height:18px;
    border:2px solid rgba(255,255,255,.4);
    border-top-color:#fff;
    border-radius:50%;
    position:absolute;
    top:50%;
    left:50%;
    transform:translate(-50%,-50%);
    animation:spin 1s linear infinite;
}

@keyframes spin{
    to{transform:rotate(360deg) translate(-50%,-50%)}
}

/* =====================
   FOOTER
===================== */
.login-footer{
    text-align:center;
    margin-top:.8rem;
    font-size:.7rem;
    color:var(--muted);
}