.container {
    display: flex;
    justify-content: center;
    align-items: center;
    animation: fadeUp 0.5s ease;
    flex: 1;
    padding: 20px;
}

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(15px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

form {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.25);

    width: 420px;
    max-width: 92vw;
    padding: 30px;
    border-radius: 16px;

    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

form:hover {
    transform: translateY(-3px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.25);
}

body.dark-mode form {
    background: rgba(30, 41, 59, 0.6);
    border: 1px solid rgba(148, 163, 184, 0.2);
}

.successAnimation {
    border: 1px solid #0f0;
    animation: success 0.5s linear;
    box-shadow: 1px 1px 1px #0f0;
}

@keyframes success {
    0% {
        transform: scale(1);
    }

    25% {
        transform: scale(0.95);
    }

    50% {
        transform: scale(1);
    }

    75% {
        transform: scale(1.05);
    }

    100% {
        transform: scale(1);
    }
}

#logo {
    width: 110px;
    height: 60px;
    margin-left: 35px;
    margin-top: 35px;
    float: left;
}

.container h2 {
    font-size: 32px;
    text-align: center;
    margin-bottom: 20px;
}

.container .input-box {
    position: relative;
    width: 100%;
    margin: 20px 0;
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    align-content: center;
    justify-content: flex-start;
    align-items: center;
    padding: 5px 0;
}

.input-box input {
    width: 100%;
    height: 48px;
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    padding: 12px 45px 12px 15px;
    font-size: 15px;
    background: var(--bg-card);
    transition: all 0.2s ease;
    color: var(--text-primary);
}

.input-box input:focus {
    outline: none;
    border-color: #2daee2;
    box-shadow: 0 0 0 3px rgba(45, 174, 226, 0.2);
}

.input-box label {
    /* flex: 0 1 200px; */
    flex-grow: 1;
}

/* .input-box input {
    width: 100%;
    height: 45px;
    border: none;
    outline: none;
    border-radius: 5px;
    font-size: 16px;
    color: #333;
    padding: 10px;
    background: rgba(255, 255, 255, 0.8);
} */

.input-box input::placeholder {
    color: #666;
}

.input-box i {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 24px;
    color: #333;
}

.input-box .toggle-password {
    position: absolute;
    right: 45px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 20px;
    color: #666;
    cursor: pointer;
    z-index: 2;
    transition: color 0.2s ease;
}

.input-box .toggle-password:hover {
    color: var(--accent-color);
}

.container .remember-forgot {
    display: flex;
    justify-content: space-between;
    font-size: 14px;
    margin: 15px 0;
}

.remember-forgot label input {
    margin-right: 5px;
}

.remember-forgot a {
    color: #333;
    text-decoration: none;
}

.remember-forgot a:hover {
    text-decoration: underline;
}

.container .btn {
    width: 100%;
    height: 45px;
    background: #3498db;
    border: none;
    outline: none;
    border-radius: 5px;
    color: #fff;
    cursor: pointer;
    font-size: 18px;
    font-weight: 600;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    transition: background 0.3s ease;
}

.container .btn:hover {
    background: #2980b9;
}

.container .register-link {
    font-size: 14px;
    text-align: center;
    margin: 20px 0 15px;
}

.register-link p a {
    color: #005893;
    text-decoration: none;
    font-weight: 600;
}

.register-link p a:hover {
    text-decoration: underline;
}

.message {
    margin-top: 12px;
    font-size: 14px;
    text-align: center;
    padding: 8px;
    border-radius: 8px;
}

/* error */
.message.error {
    background: rgba(239, 68, 68, 0.12);
    color: #ef4444;
}

/* success */
.message.success {
    background: rgba(34, 197, 94, 0.12);
    color: #22c55e;
}

.error_handler {
    text-align: center;
    color: red;
}

.disabled {
    display: none;
}

.success {
    color: green !important;
}


@media (max-width: 480px) {
    form {
        width: 100%;
        padding: 20px;
        border-radius: 12px;
    }

    .container h2 {
        font-size: 24px;
    }

    .input-box input {
        height: 44px;
        font-size: 14px;
    }

    .remember-forgot {
        gap: 8px;
        align-items: flex-start;
    }

    .btn {
        height: 42px;
        font-size: 16px;
    }
}


@media (min-width: 481px) and (max-width: 768px) {
    form {
        width: 70%;
        padding: 28px;
    }

    .container h2 {
        font-size: 28px;
    }

    .input-box input {
        font-size: 15px;
        padding: 10px;
    }
}



@media (min-width: 1024px) {
    form {
        width: 600px;
    }
}