/* =========================
   RESET FIX (WAJIB)
========================= */
*,
*::before,
*::after {
    box-sizing: border-box;
}

/* =========================
   ROOT
========================= */
:root {
    --primary: #00f0ff;
    --bg-dark: #0a0f1b;
    --form-bg: rgba(255, 255, 255, 0.05);
}

/* =========================
   BODY
========================= */
body {
    margin: 0;
    background: linear-gradient(135deg, #091227, #1a2a4f);
    overflow: hidden;
    height: 100vh;
    color: #fff;
    font-family: 'Segoe UI', sans-serif;
}

/* =========================
   CANVAS
========================= */
canvas.particles {
    position: fixed;
    inset: 0;
    z-index: 0;
}

/* =========================
   CONTAINER (FIX OVERFLOW)
========================= */
.login-container {
    position: relative;
    z-index: 1;
    max-width: 400px;
    width: 100%;
    margin: auto;
    top: 50%;
    transform: translateY(-50%);
    background: var(--form-bg);
    padding: 2.5rem 2rem;
    border-radius: 20px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0,255,255,0.2);
    box-shadow: 0 0 30px rgba(0,255,255,0.3);
    overflow: hidden; /* 🔥 FIX */
}

/* =========================
   TITLE
========================= */
h2 {
    text-align: center;
    margin-bottom: 2rem;
    color: var(--primary);
}

/* =========================
   ERROR
========================= */
.error-box {
    background: rgba(255, 0, 0, 0.15);
    border: 1px solid rgba(255, 0, 0, 0.4);
    padding: 10px;
    border-radius: 8px;
    margin-bottom: 1rem;
    text-align: center;
}

/* =========================
   FORM
========================= */
.form-group {
    position: relative;
    width: 100%;
    margin-bottom: 1.5rem;
}

.form-group input {
    width: 100%;
    max-width: 100%; /* 🔥 FIX */
    padding: 1rem 3rem 1rem 3rem;
    background: transparent;
    border: 1px solid rgba(255,255,255,0.3);
    border-radius: 10px;
    color: #fff;
}

/* LABEL FLOAT */
.form-group label {
    position: absolute;
    top: 1rem;
    left: 3rem;
    color: #aaa;
    transition: 0.3s;
}

.form-group input:focus + label,
.form-group input:not(:placeholder-shown) + label {
    top: -0.6rem;
    font-size: 0.75rem;
    color: var(--primary);
    background: var(--bg-dark);
    padding: 0 4px;
}

/* ICON */
.icon {
    position: absolute;
    top: 50%;
    left: 1rem;
    transform: translateY(-50%);
}

/* TOGGLE PASSWORD */
.toggle-pass {
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    cursor: pointer;
}

/* =========================
   BUTTON
========================= */
button {
    width: 100%;
    padding: 0.8rem;
    background: var(--primary);
    border: none;
    border-radius: 10px;
    font-weight: bold;
    cursor: pointer;
    transition: 0.2s;
}

button:hover {
    background: #00cdd0;
}

button:active {
    transform: scale(0.97);
}

/* =========================
   FOOTER
========================= */
.footer {
    margin-top: 1rem;
    text-align: center;
    font-size: 0.85rem;
}