/* ---------------------------------------------------------
   DOC–BOT Signup — Quantum Futuristic UI
   --------------------------------------------------------- */

/* GLOBAL */
body {
    margin: 0;
    font-family: 'Inter', sans-serif;
    background: radial-gradient(circle at 20% 20%, #1e1e2f, #0d0d14 70%);
    color: white;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* ---------------------------------------------------------
   AUTH NAVBAR
   --------------------------------------------------------- */
.auth-navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 26px 40px;
    animation: fade-in 0.6s ease;
}

.auth-navbar .logo {
    font-size: 28px;
    font-weight: 800;
    text-decoration: none;
    background: linear-gradient(90deg, #8ab4ff, #b388ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.auth-navbar nav a {
    margin-left: 25px;
    color: #cfcfe8;
    text-decoration: none;
    font-size: 16px;
    transition: 0.25s ease;
}

.auth-navbar nav a:hover {
    color: white;
    text-shadow: 0 0 10px rgba(255,255,255,0.4);
}

/* MOBILE NAV */
.hamburger {
    display: none;
    font-size: 30px;
    cursor: pointer;
}

.mobile-menu {
    display: none;
    flex-direction: column;
    background: rgba(0,0,0,0.55);
    backdrop-filter: blur(14px);
    position: absolute;
    top: 80px;
    right: 40px;
    padding: 20px;
    border-radius: 14px;
    border: 1px solid rgba(255,255,255,0.1);
    animation: fade-in-up 0.4s ease;
}

.mobile-menu a {
    color: white;
    text-decoration: none;
    padding: 12px 0;
    font-size: 17px;
}

/* ---------------------------------------------------------
   AUTH CONTAINER
   --------------------------------------------------------- */
.auth-container {
    width: 100%;
    max-width: 420px;
    margin: 100px auto;
    padding: 50px 40px;
    background: rgba(255,255,255,0.05);
    border-radius: 22px;
    border: 1px solid rgba(255,255,255,0.08);
    backdrop-filter: blur(14px);
    animation: fade-in-up 0.7s ease;
    text-align: center;
    box-shadow: 0 0 30px rgba(0,0,0,0.25);
}

.auth-title {
    font-size: 38px;
    font-weight: 800;
    margin-bottom: 12px;
    background: linear-gradient(90deg, #8ab4ff, #b388ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.auth-subtitle {
    color: #c7c7d9;
    margin-bottom: 30px;
    font-size: 17px;
}

/* ---------------------------------------------------------
   GOOGLE BUTTON
   --------------------------------------------------------- */
.google-button {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    width: 100%;
    padding: 14px;
    background: white;
    color: #333;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    transition: 0.25s ease;
}

.google-button img {
    width: 20px;
}

.google-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 18px rgba(255,255,255,0.35);
}

/* ---------------------------------------------------------
   DIVIDER
   --------------------------------------------------------- */
.auth-divider {
    margin: 30px 0;
    text-align: center;
    position: relative;
}

.auth-divider span {
    background: rgba(0,0,0,0.4);
    padding: 0 12px;
    color: #c7c7d9;
    font-size: 14px;
}

.auth-divider::before {
    content: "";
    position: absolute;
    top: 50%;
    left: 0;
    width: 100%;
    height: 1px;
    background: rgba(255,255,255,0.1);
    z-index: -1;
}

/* ---------------------------------------------------------
   FORM
   --------------------------------------------------------- */
.auth-form {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.auth-input {
    width: 100%;
    padding: 16px 18px;
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 14px;
    color: white;
    font-size: 15px;
    backdrop-filter: blur(10px);
    transition: 0.25s ease;
}

.auth-input:focus {
    outline: none;
    border-color: #8ab4ff;
    box-shadow: 0 0 14px rgba(138,180,255,0.4);
}

.auth-button {
    padding: 16px;
    background: linear-gradient(135deg, #3b82f6, #2563eb);
    border: none;
    border-radius: 14px;
    color: white;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: 0.25s ease;
    box-shadow: 0 0 16px rgba(59,130,246,0.35);
}

.auth-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 22px rgba(59,130,246,0.55);
}

/* ---------------------------------------------------------
   LINKS
   --------------------------------------------------------- */
.auth-links {
    margin-top: 25px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.auth-link-btn {
    color: #8ab4ff;
    text-decoration: none;
    font-size: 15px;
    transition: 0.25s ease;
}

.auth-link-btn:hover {
    color: white;
    text-shadow: 0 0 10px rgba(255,255,255,0.4);
}

.auth-link-btn.secondary {
    color: #b388ff;
}

/* ---------------------------------------------------------
   ANIMATIONS
   --------------------------------------------------------- */
@keyframes fade-in {
    from { opacity: 0; transform: translateY(10px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes fade-in-up {
    from { opacity: 0; transform: translateY(14px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ---------------------------------------------------------
   RESPONSIVE — Quantum Mobile Scaling
   --------------------------------------------------------- */
@media (max-width: 900px) {
    .auth-navbar nav { display: none; }
    .hamburger { display: block; }
}

@media (max-width: 768px) {
    .auth-container {
        margin: 60px 20px;
        padding: 32px 24px;
    }

    .auth-title {
        font-size: 30px;
    }

    .auth-subtitle {
        font-size: 15px;
    }

    .google-button {
        padding: 12px;
        font-size: 15px;
    }

    .auth-input {
        padding: 14px 16px;
        font-size: 14px;
    }

    .auth-button {
        padding: 14px;
        font-size: 16px;
    }
}

@media (max-width: 480px) {
    .auth-container {
        margin: 40px 16px;
        padding: 26px 20px;
    }

    .auth-title {
        font-size: 26px;
    }

    .auth-subtitle {
        font-size: 14px;
    }

    .google-button {
        gap: 10px;
        font-size: 14px;
    }

    .auth-input {
        font-size: 14px;
    }

    .auth-button {
        font-size: 15px;
    }
}